ClassID:

21874

A61L15/325 - CPC Classification

Classification description:

Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads; Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials; Proteins, polypeptides; Degradation products or derivatives thereof, e.g. albumin, collagen, fibrin, gelatin Collagen

Recent Application in this class:
#1
20260115354
2026-04-30

HYDROLYZED COLLAGEN COMPOSITIONS FOR CARTILAGE REPAIR AND METHODS OF MAKING AND USING THE SAME

#2
20260026975
2026-01-29

FUNCTIONAL WOUND HEALING DRESSINGS

#3
20260021220
2026-01-22

Hydrogel Film Composition and Method for Treating Skin Conditions

#4
20250312510
2025-10-09

METHOD OF MAKING A COMPOSITION WITH A FILM-COATED POROUS MATERIAL

#5
20250205383
2025-06-26

HEMOSTATIC SPONGE

#6
20250188646
2025-06-12

COMPOSITION TO BE ELECTROSPUN

#7
20250129138
2025-04-24

PREPARATION METHOD FOR BIOSYNTHESIS OF HUMAN BODY STRUCTURAL MATERIAL

#8
20250082818
2025-03-13

ARTIFICIAL DRESSING, USE OF ARTIFICIAL DRESSING FOR PROMOTING WOUND HEALING AND METHOD OF MANUFACTURING ARTIFICIAL DRESSING

#9
20250049982
2025-02-13

COMPOSITION COMPRISING A BIOMATERIAL-BASED POROUS MATERIAL COATED WITH A POWDER

#10
20250049981
2025-02-13

Wound Dressings and Methods of Making the Same

#11
20250025597
2025-01-23

PROCESS FOR THE PRODUCTION OF BIODEGRADABLE SUPERABSORBENT POLYMER WITH HIGH ABSORBENCY UNDER LOAD BASED ON STYRENE MALEIC ACID COPOLYMERS AND BIOPOLYMER

#12
20250019417
2025-01-16

NOVEL POLYPEPTIDES AND MEDICAL USES THEREOF

#13
20250018370
2025-01-16

SUPERABSORBENT POLYMER COMPOSITION AND METHOD OF MANUFACTURING SUPERABSORBENT POLYMER

#14
20240350408
2024-10-24

POLYFUNCTIONAL RADICAL SCAVENGER HYDROGEL FORMULATION

#15
20240307303
2024-09-19

POLYFUNCTIONAL RADICAL SCAVENGER HYDROGEL FORMULATION

#16
20240238477
2024-07-18

SELF-ADHESIVE ABSORBABLE BIOLOGICAL PATCH AND PREPARATION METHOD AND USE THEREOF

#17
20240207101
2024-06-27

METHOD AND APPARATUS FOR BIOPRINTING

#18
20240043500
2024-02-08

Polypeptides and medical uses thereof

#19
20230390359
2023-12-07

USE OF REELIN FOR TREATING CARDIAC DISEASES

#20
20230372575
2023-11-23

HYDROGELS FOR USE IN SKIN TISSUE ENGINEERING

#21
20230363953
2023-11-16

DRESSINGS FOR REDUCED TISSUE INGROWTH

#22
20230302190
2023-09-28

TWO-DIMENSIONAL MATERIAL FOR MEDICAL WOUND AREA TREATMENT

#23
20230256131
2023-08-17

COLLAGEN-BIOGLASS ARTICLES AND METHODS OF MAKING THE SAME

#24
20230092332
2023-03-23

HEMOSTATIC SPONGE

#25
20230065054
2023-03-02

Modified collagen, methods of manufacture thereof

#26
20230023873
2023-01-26

COLLAGEN-ARGINATE WOUND DRESSING MATERIAL AND METHOD FOR PRODUCING SAME

#27
20220401615
2022-12-22

Wound covering and preparation method thereof

#28
20220355021
2022-11-10

Long-Term Wear Tissue Interfaces For High-Closure Force Negative- Pressure Therapy Dressings

#29
20220354987
2022-11-10

COLLAGEN POLYSACCHARIDE WOUND DRESSING

#30
20220305168
2022-09-29

METHOD FOR PRODUCING COLLAGEN HYDROGELS

#31
20220227839
2022-07-21

COLLAGEN NANOPARTICLES FROM SCALY FISH SKIN

#32
20220218530
2022-07-14

Perforated Collagen Wound Interface For Use With Negative Pressure Wound Therapy

#33
20220176009
2022-06-09

Method for preparing absorbable haemostatic composition for body and haemostatic composition prepared thereby

#34
20220168478
2022-06-02

NASAL DRESSINGS AND STENTS

#35
20220111112
2022-04-14

Flexible Gelatin Sealant Dressing with Reactive Components

#36
20220062492
2022-03-03

Sealant Dressing with Protected Reactive Components

#37
20220023488
2022-01-27

Sealant Dressing with Removable Intermediate Separating Layer

#38
20220000681
2022-01-06

ABSORBENT ARTICLE

#39
20210403535
2021-12-30

Polypeptides and medical uses thereof

#40
20210402049
2021-12-30

Bioresorbable dressing with structural support

#41
20210378953
2021-12-09

Polyfunctional radical scavenger hydrogel formulation

#42
20210363226
2021-11-25

Engineered pichia strain and a recombinant method of using the same for making a collagen sponge

#43
20210361820
2021-11-25

ANTIMICROBIAL COMPOSITION, DRESSING, DRESSING COMPONENTS, AND METHOD

#44
20210324045
2021-10-21

BULLFROG SKIN-DERIVED COLLAGEN, MATERIALS COMPRISING THEREOF, AND APPLICATIONS IN WOUND HEALING

#45
20210322229
2021-10-21

FUNCTIONAL WOUND HEALING DRESSINGS

#46
20210307967
2021-10-07

Dressings for reduced tissue ingrowth

#47
20210228765
2021-07-29

SELF-ACTIVATING CATHETER INSERTION SITE DRESSING

#48
20210213157
2021-07-15

Flexible Gelatin Sealant Dressing with Reactive Components

#49
20210169701
2021-06-10

NANOMODIFIED TRANSFER DRAPE FOR EPIDERMAL GRAFTING

#50
20210147588
2021-05-20

Process for the production of biodegradable superabsorbent polymer with high absorbency under load based on styrene maleic acid copolymers and biopolymer

#51
20210146002
2021-05-20

UNIQUE COMBINATION OF NATURAL BIOPOLYMERS FOR ADVANCED WOUND DRESSING

#52
20210139533
2021-05-13

Method for the purification of collagen

#53
20210007896
2021-01-14

Methods of making bioactive collagen wound care dressings

#54
20200397869
2020-12-24

WOUND HEALING COMPOSITIONS

#55
20200397619
2020-12-24

Determining the Condition of a Wound

#56
20200392207
2020-12-17

Polypeptides and medical uses thereof

#57
20200390930
2020-12-17

SYSTEMS AND METHODS FOR TREATING A WOUND WITH WOUND PACKING

#58
20200362474
2020-11-19

A FILAMENT AND YARN PRODUCED ON THE BASIS OF A NATURAL PROTEIN

#59
20200345557
2020-11-05

Multilayered primary contact wound dressing

#60
20200306089
2020-10-01

Nutrient-enriched dressing

#61
20200297892
2020-09-24

ANTIMICROBIAL WOUND DRESSING

#62
20200261360
2020-08-20

Polyfunctional radical scavenger hydrogel formulation

#63
20200215221
2020-07-09

COLLAGEN REINFORCED TISSUE GRAFTS

#64
20200170841
2020-06-04

DRESSINGS FOR FILTERING WOUND FLUIDS

#65
20200114040
2020-04-16

ANTIMICROBIAL WOUND DRESSINGS

#66
20200114039
2020-04-16

Composite hydrogel and metal silicate wound healing material

#67
20200071659
2020-03-05

Composition or matrix for storage of bacteriophages comprising nanofibrillar cellulose

#68
20200069478
2020-03-05

Gel-within-gel wound dressing

#69
20200030481
2020-01-30

Hemostatic sponge

#70
20200000957
2020-01-02

SOLID DRESSING FOR TREATING WOUNDED TISSUE AND PROCESSES FOR MIXING FIBRINOGEN AND THROMBIN WHILE PRESERVING FIBRIN-FORMING ABILITY, COMPOSITIONS PRODUCED BY THESE PROCESSES, AND THE USE THEREOF

#71
20190390375
2019-12-26

Method and apparatus for manufacturing natural fiber based staple fibers on a common surface

#72
20190374673
2019-12-12

HEMOSTATIC SPONGE

#73
20190321509
2019-10-24

Wound dressing containing honey and collagen

#74
20190231827
2019-08-01

Amoeba therapeutic dressings, biomaterials, and solutions

#75
20190216972
2019-07-18

Method for producing collagen hydrogels

#76
20190201574
2019-07-04

Collagen/ORC dressing encapsulated within a bioresorbable envelope

#77
20190167835
2019-06-06

ANTIOXIDANT AND ANTIMICROBIAL WOUND DRESSING MATERIALS

#78
20190160198
2019-05-30

BIOABSORBABLE DERMAL REGENERATION MATRIX AND METHODS OF MAKING AND USING SAME

#79
20190151495
2019-05-23

Composite biomaterials with controlled release of active ingredient, preparation process and uses

#80
20190134154
2019-05-09

GPNMB compositions for treatment of skin wounds

#81
20190125922
2019-05-02

Tissue-adhesive porous haemostatic product

#82
20190105201
2019-04-11

Combination SIS and vacuum bandage and method

#83
20190076573
2019-03-14

Anti-bacterial anti-fungal nanopillared surface

#84
20190023767
2019-01-24

Polypeptides and medical uses thereof

#85
20180353639
2018-12-13

Protease Modulating Wound Interface Layer For Use With Negative Pressure Wound Therapy

#86
20180319867
2018-11-08

Polymerized peptide and gel having collagen-like structure

#87
20180221531
2018-08-09

Tissue-adhesive porous haemostatic product

#88
20180177921
2018-06-28

MEDICAL CONSTRUCTS INCLUDING TUBES AND COLLAGEN FIBERS

#89
20180169293
2018-06-21

COLLAGEN DOUGH AND METHOD FOR PRODUCING COLLAGEN DOUGH CONTAINING CHITOSAN

#90
20180161210
2018-06-14

Combination SIS and vacuum bandage and method

#91
20180118809
2018-05-03

Modified collagen, methods of manufacture thereof

#92
20180117210
2018-05-03

SOLID DRESSING FOR TREATING WOUNDED TISSUE AND PROCESSES FOR MIXING FIBRINOGEN AND THROMBIN WHILE PRESERVING FIBRIN-FORMING ABILITY, COMPOSITIONS PRODUCED BY THESE PROCESSES, AND THE USE THEREOF

#93
20180085408
2018-03-29

Composition comprising collagen and honey

#94
20180071427
2018-03-15

Collagen-containing wound dressing and method for the production thereof

#95
20180064580
2018-03-08

Methods of making bioactive collagen wound care dressings

#96
20180008743
2018-01-11

BIORESORBABLE WOUND DRESSING

#97
20170354754
2017-12-14

SYSTEMS AND METHODS FOR TREATING A WOUND WITH WOUND PACKING

#98
20170327562
2017-11-16

Designer collagens and use thereof

#99
20170258954
2017-09-14

FLOWABLE COLLAGEN-BASED HEMOSTAT AND METHODS OF USE

#100
20170204136
2017-07-20

Process for extraction of fish collagen and formulations of 3D matrices of collagen for biomedical and therapeutic applications thereof

#101
20170189574
2017-07-06

Method for preparing neutralized matrix of non-antigenic collagenous material

#102
20170165394
2017-06-15

Medical device and method for the production thereof

#103
20170112672
2017-04-27

Combination SIS and vacuum bandage and method

#104
20160317700
2016-11-03

SOLID DRESSING FOR TREATING WOUNDED TISSUE

#105
20160317697
2016-11-03

Hemostatic sponge

#106
20160317625
2016-11-03

Bioactive collagen biomaterials and methods for making

#107
20160296665
2016-10-13

HIGH STRENGTH CHITIN COMPOSITE MATERIAL AND METHOD OF MAKING

#108
20160199537
2016-07-14

Collagen reinforced tissue grafts

#109
20160199530
2016-07-14

Bioresorbable wound dressing

#110
20160193360
2016-07-07

Polyfunctional radical scavenger hydrogel formulation

#111
20160114073
2016-04-28

Antioxidant Wound Dressing Materials

#112
20160106594
2016-04-21

Combination SIS and vacuum bandage and method

#113
20160082146
2016-03-24

Composition for use in wound healing in burns

#114
20160074553
2016-03-17

DRESSING FOR COMPROMISED WOUND HEALING

#115
20160051727
2016-02-25

Collagen based materials

#116
20160038626
2016-02-11

Protease modulating wound interface layer for use with negative pressure wound therapy

#117
20160022874
2016-01-28

Medical constructs including tubes and collagen fibers

#118
20160015852
2016-01-21

COMPOSITE MATERIAL

#119
20150352244
2015-12-10

Antioxidant and antimicrobial wound dressing materials

#120
20150335014
2015-11-26

Jellyfish-derived polymer

#121
20150320804
2015-11-12

Bandage containing foetal fibroblasts and keratinocytes

#122
20150283305
2015-10-08

Methods of making collagen fiber medical constructs and related medical constructs, including nerve guides and patches

#123
20150273103
2015-10-01

Gelatin-transglutaminase hemostatic dressings and sealants

#124
20150257870
2015-09-17

Layered collagen and HA scaffold suitable for osteochondral repair

#125
20150224219
2015-08-13

TREATMENT OF LEG ULCERS USING PLACENTA DERIVED COLLAGEN BIOFABRIC

#126
20150196683
2015-07-16

Gelatin-transglutaminase hemostatic dressings and sealants

#127
20150165085
2015-06-18

TREATMENT OF LEG ULCERS USING PLACENTA DERIVED COLLAGEN BIOFABRIC

#128
20150157758
2015-06-11

Multi-layered wound dressing containing an hydrocolloid and activated carbon

#129
20150140064
2015-05-21

Nanoscale collagen particles and membranes

#130
20150132362
2015-05-14

HEMOSTATIC SPONGE

#131
20150125512
2015-05-07

Antibacterial sheet material that can be used as a wound dressing and method for producing same

#132
20150096912
2015-04-09

Wound dressings

#133
20150094672
2015-04-02

Wound dressing with an air permeable layer

#134
20150080815
2015-03-19

Wound dressing containing saccharide and collagen

#135
20150071985
2015-03-12

Haemostatic wound dressing

#136
20150044443
2015-02-12

Method for producing collagen-containing sheet material

#137
20150030663
2015-01-29

Wound dressing compositions

#138
20140330226
2014-11-06

Combination SIS and vacuum bandage and method

#139
20140308325
2014-10-16

Hemostatic sponge

#140
20140276493
2014-09-18

Wound healing compositions

#141
20140243726
2014-08-28

HEMOSTATIC AND BIODEGRADABLE BANDAGES AND BANDAGE IMPLANTS

#142
20140193515
2014-07-10

COLLOIDAL COLLAGEN BURN WOUND DRESSING PRODUCED FROM JELLYFISH

#143
20140163447
2014-06-12

Perforated, layered wound treatment material

#144
20140163205
2014-06-12

Designer collagens and use thereof

#145
20140142200
2014-05-22

Keratoprosthesis

#146
20140120151
2014-05-01

Gelatin sponge comprising an active ingredient, its preparation and use

#147
20140105954
2014-04-17

Layered collagen and HA scaffold suitable for osteochondral repair

#148
20140093912
2014-04-03

Methods of making bioactive collagen medical scaffolds such as for wound care dressings, hernia repair prosthetics, and surgical incision closure members

#149
20140081192
2014-03-20

Primary dressing for moist wound healing, and method for producing said primary dressing

#150
20140044948
2014-02-13

High-strength collagen fiber membrane and a manufacturing method thereof

#151
20130274190
2013-10-17

Biomaterial for wound healing

#152
20130245528
2013-09-19

Compositions comprising placental collagen for use in wound healing

#153
20130131781
2013-05-23

Biocomposite medical constructs including artificial tissues, vessels and patches

#154
20130040885
2013-02-14

COLLAGEN PAD

#155
20130035629
2013-02-07

OPTICAL BANDAGE TO STERILIZE WOUNDS

#156
20130029030
2013-01-31

METHOD FOR PROMOTION OF HEMOSTASIS AND/OR WOUND HEALING

#157
20130028975
2013-01-31

HEMOSTATIC SPONGE

#158
20120230977
2012-09-13

Flowable collagen-based hemostat and methods of use

#159
20120226211
2012-09-06

Gelatin-transglutaminase hemostatic dressings and sealants

#160
20120225111
2012-09-06

PRODUCT FOR THE MANAGEMENT OF INFLAMMATIONS, PRESSURE SORES AND/OR ORAL SORES (APHTHAS) AS WELL AS THE USE OF SUCH PRODUCT

#161
20120150087
2012-06-14

SOLID DRESSING FOR TREATING WOUNDED TISSUE

#162
20120148659
2012-06-14

SOLID DRESSING FOR TREATING WOUNDED TISSUE

#163
20120148658
2012-06-14

SOLID DRESSING FOR TREATING WOUNDED TISSUE

#164
20120121793
2012-05-17

Nanoscale collagen particles and membranes

#165
20120015003
2012-01-19

Process for producing a multi-layered scaffold suitable for osteochondral repair

#166
20110318401
2011-12-29

TREATMENT OF LEG ULCERS USING PLACENTA DERIVED COLLAGEN BIOFABRIC

#167
20110311629
2011-12-22

Non-adhesive elastic gelatin matrices

#168
20110282448
2011-11-17

Methods of making collagen fiber medical constructs and related medical constructs, including tubes

#169
20110251574
2011-10-13

Hemostatic sponge

#170
20110097402
2011-04-28

NON-ADHESIVE ELASTIC GELATIN MATRICES

#171
20110045072
2011-02-24

Pharmaceutical composition, dressing and method for treating skin lesion, intermediate composition and process for preparing said dressing, and use of cerium salt associated with a collagen matrix

#172
20110045034
2011-02-24

Gelatin sponge comprising an active ingredient, its preparation and use

#173
20100318048
2010-12-16

Hemostatic sponge

#174
20100285102
2010-11-11

COLLOIDAL COLLAGEN BURN WOUND DRESSING PRODUCED FROM JELLYFISH

#175
20100209509
2010-08-19

Bifunctional-modified hydrogels

#176
20100209481
2010-08-19

Wound dressing compositions

#177
20100166823
2010-07-01

Biopolymeric membrane for wound protection and repair

#178
20100166711
2010-07-01

Method for treating skin wounds

#179
20100105881
2010-04-29

Method for purifying marine collagen and the processing thereof into porous sponges

#180
20100094404
2010-04-15

Methods of making biocomposite medical constructs and related constructs including artificial tissues, vessels and patches

#181
20100094318
2010-04-15

Methods of making collagen fiber medical constructs and related medical constructs, including nerve guides and patches

#182
20100063459
2010-03-11

Gelatin-transglutaminase hemostatic dressings and sealants

#183
20100055158
2010-03-04

Environmentally Activated Compositions, Articles and Methods

#184
20090227773
2009-09-10

Process for the production of collagen material

#185
20090202434
2009-08-13

Pharmaceutical Composition and Dressing for Treating Skin Lesion, as Well as the Use of Cerium Salt Associated With a Collagen Matrix

#186
20090010982
2009-01-08

BIOCOMPATIBLE ADHERENT SHEET FOR TISSUE SEALING

#187
20080305517
2008-12-11

Transglutaminase Crosslinked Collagen Biomaterial for Medical Implant Materials

#188
20080299172
2008-12-04

TISSUE REPAIR IMPLANT

#189
20080261876
2008-10-23

Method for purifying marine collagen and the processing thereof into porous sponges

#190
20080234176
2008-09-25

Modified peptides and their uses

#191
20080213243
2008-09-04

Hemostatic materials and dressing

#192
20080195202
2008-08-14

Methods for collagen processing and products using processed collagen

#193
20080107710
2008-05-08

Collagen carrier of therapeutic genetic material and method

#194
20080033333
2008-02-07

Solid dressing for treating wounded tissue

#195
20080033332
2008-02-07

Solid dressing for treating wounded tissue

#196
20080033331
2008-02-07

Solid dressing for treating wounded tissue

#197
20080031934
2008-02-07

Processes for the production of solid dressings for treating wounded tissue

#198
20080021554
2008-01-24

Composite collagen material and method of forming same

#199
20070160543
2007-07-12

Haemostatic sprays and compositions

#200
20070154530
2007-07-05

Wound dressings comprising oxidized cellulose and human recombinant collagen

#201
20070100269
2007-05-03

Antioxidant and antimicrobial wound dressing materials

#202
20070031478
2007-02-08

Modified pro-α peptides and their uses

#203
20070031388
2007-02-08

Cell-charged multi-layer collagen membrane

#204
20070021704
2007-01-25

Treatment of leg ulcers using placenta derived collagen biofabric

#205
20070009585
2007-01-11

Collagen substrate, method of manufacturing the same, and method of using the same

#206
20070009580
2007-01-11

Non-adhesive hydrogels

#207
20060247589
2006-11-02

Nature nappy/diaper and material constructions

#208
20060193846
2006-08-31

Carrier with solid fibrinogen and solid thrombin

#209
20060177492
2006-08-10

Collagen gel and process of producing the same

#210
20060159732
2006-07-20

Antioxidant wound dressing materials

#211
20060159731
2006-07-20

Multi-layer collagenic article useful for wounds healing and a method for its production thereof

#212
20060149182
2006-07-06

Wound dressing materials comprising complexes of anionic polysaccharides with silver

#213
20060147501
2006-07-06

Collagen compositions and biomaterials

#214
20060115805
2006-06-01

Gelatine-based materials as swabs

#215
20060100369
2006-05-11

Bifunctional-modified hydrogels

#216
20060068013
2006-03-30

Non-adhesive elastic gelatin matrices

#217
20060041320
2006-02-23

Suturable adhesion-preventing membrane

#218
20060029650
2006-02-09

Combination SIS and vacuum bandage and method

#219
20060018955
2006-01-26

Method for preparing medical dressings

#220
20050276858
2005-12-15

Bifunctional-modified hydrogels

#221
20050260251
2005-11-24

Bio-absorbable collagen-based wound dressing

#222
20050232979
2005-10-20

Multi-layer collagenic article useful for wounds healing

#223
20050214277
2005-09-29

Suspension comprising fibrinogen, thrombin and alcohol, a method for preparing such a suspension, a method for coating a carrier with such a suspension, a method of drying a coating of a carrier, and a coated collagen sponge

#224
20050186283
2005-08-25

Collagen carrier of therapeutic genetic material, and method

#225
20050163818
2005-07-28

Drug-eluting device chemically treated with genipin

#226
20050159695
2005-07-21

Controlled release therapeutic wound dressings

#227
20050124560
2005-06-09

Crosslinkable biological material and medical uses

#228
20050008632
2005-01-13

Carrier with solid fibrinogen and solid thrombin

#229
18116964
2024-03-12

Reinforced porous collagen sheet

#230
15821642
2019-12-31

Enhanced medical dressing apparatus, system, and method