ClassID:

97502

C08B37/0072 - page 3 - CPC Classification

Classification description:

Preparation of polysaccharides not provided for in groups  - ; Derivatives thereof; Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof; Glycosaminoglycans or mucopolysaccharides, e.g. keratan sulfate; Derivatives thereof, e.g. fucoidan Hyaluronic acid, i.e. HA or hyaluronan; Derivatives thereof, e.g. crosslinked hyaluronic acid (hylan) or hyaluronates

Recent Application in this class:
#601
20100098764
2010-04-22

Polysaccharide gel formulation having multi-stage bioactive agent delivery

#602
20100075921
2010-03-25

Prêparation of hyaluronic acid with desired low molecular weight as a food supplement

#603
20100075420
2010-03-25

Novel Gene Delivery Vectors for Human Mesenchymal Stem Cells

#604
20100062232
2010-03-11

MULTILAYER FILMS

#605
20100048755
2010-02-25

POROUS POLYMERIC MATERIAL WITH CROSS-LINKABLE WETTING AGENT

#606
20100035838
2010-02-11

Cross-linked polysaccharide gels

#607
20100021544
2010-01-28

Hydrogel and biomedical applications thereof

#608
20100008878
2010-01-14

PROPYLENE GLYCOL HYALURONATE, AND SKINCARE PREPARATION FOR EXTERNAL USE COMPRISING SAME

#609
20100004198
2010-01-07

Polysaccharide gel formulation having increased longevity

#610
20090312283
2009-12-17

Branched hyaluronic acid and method of manufacture

#611
20090312282
2009-12-17

Low molecular weight hyaluronic acid and/or salt thereof, and cosmetic preparation, pharmaceutical composition, and food composition each using same

#612
20090305362
2009-12-10

Process for preparing uronic acid oligosaccharides by extrusion

#613
20090291914
2009-11-26

HYALURONIC ACID OLIGOSACCHARIDE FRACTIONS AND DRUGS CONTAINING THE SAME

#614
20090291114
2009-11-26

OSTEOGENIC COMPOSITION COMPRISING A GROWTH FACTOR/AMPHIPHILIC POLYMER COMPLEX, A SOLUBLE CATION SALT AND AN ORGANIC SUPPORT

#615
20090281056
2009-11-12

Cationized Hyaluronic Acid

#616
20090263447
2009-10-22

Crosslinked hyaluronic acid and process for the preparation thereof

#617
20090253651
2009-10-08

DRUG DELIVERY SYSTEM BASED ON REGIOSELECTIVELY AMIDATED HYALURONIC ACID

#618
20090252810
2009-10-08

Hyaluronic acid derivatives

#619
20090252700
2009-10-08

Hydroxyphenyl cross-linked macromolecular network and applications thereof

#620
20090247741
2009-10-01

Process for the production of multiple cross-linked hyaluronic acid derivatives

#621
20090239822
2009-09-24

Process for the preparation of esters of diacerein with hyaluronic acid and pharmaceutical compositions containing such esters

#622
20090239820
2009-09-24

Compounds and methods for treatment of solid tumors

#623
20090238875
2009-09-24

Chitosan or Hyaluronic Acid-Poly(Ethylene Oxide)-and Chitosan-Hyaluronic Acid-Poly(Ethylene Oxide)-Based Hydrogel and Manufacturing Method Therefor

#624
20090215719
2009-08-27

Low molecular weight hyaluronic acid and/or salt thereof, method for producing same, and cosmetic preparation and food composition containing same

#625
20090170195
2009-07-02

CURCUMIN-HYALURONAN COMPOUNDS

#626
20090162905
2009-06-25

Method for Purification of Hyaluronic Acid Salt

#627
20090155852
2009-06-18

Hyaluronan synthase genes and expression thereof in bacillus hosts

#628
20090155362
2009-06-18

Method of cross-linking hyaluronic acid with divinulsulfone

#629
20090149419
2009-06-11

Hydrazido derivatives of hyaluronic acid

#630
20090148534
2009-06-11

Process for producing water-soluble hyaluronic acid modification

#631
20090143766
2009-06-04

Hydroxyphenyl cross-linked macromolecular network and applications thereof

#632
20090143331
2009-06-04

Polysaccharide gel formulation having increased longevity

#633
20090142309
2009-06-04

Hydroxyphenyl cross-linked macromolecular network and applications thereof

#634
20090123652
2009-05-14

Substrate-independent layer-by-layer assembly using catechol-functionalized polymers

#635
20090118761
2009-05-07

Aneurysm occlusion device containing bioactive and biocompatible copolymer shell and a liquid embolic agent

#636
20090118423
2009-05-07

Acrylated Hyaluronic Acid

#637
20090111770
2009-04-30

Pharmaceutical composition free from dexpanthenol, calcium ions, and phosphate and use of calcium chelating agent and ophthalmologically compatible viscosity regulator

#638
20090104678
2009-04-23

Method of producing polysaccharide derivatives

#639
20090093414
2009-04-09

Hyaluronic acid-methotrexate conjugate

#640
20090092664
2009-04-09

POLYMER-METAL CHELATOR CONJUGATES AND USES THEREOF

#641
20090087569
2009-04-02

Methods for Preparing Highly Stable Hyaluronic Acid

#642
20090082266
2009-03-26

CONJUGATE OF WATER-SOLUBLE HYALURONIC ACID MODIFICATION PRODUCT WITH GLP-A ANALOGUE

#643
20090076257
2009-03-19

Ester derivatives of hyaluronic acid for the preparation of hydrogel materials by photocuring

#644
20090075911
2009-03-19

Ester derivatives of hyaluronic acid for the preparation of hydrogel materials by photocuring

#645
20090062834
2009-03-05

Aneurysm occlusion device containing bioactive and biocompatible copolymer shell and biocompatible metallic frame member

#646
20090048412
2009-02-19

Complexes between an amphiphilic polymer and an osteogenic protein belonging to the family of BMPs

#647
20090042294
2009-02-12

Hydroxyphenyl cross-linked macromolecular network and applications thereof

#648
20090036403
2009-02-05

Tunably crosslinked polysaccharide compositions

#649
20080318022
2008-12-25

Outer layer material having entanglement of hydrophobic polymer hostblended with a maleated hydrophobic polymer co-host, and hydrophilic polymer guest

#650
20080312429
2008-12-18

Bismuth hyaluronate, the preparation method and the use thereof

#651
20080306023
2008-12-11

Derivatives of hyaluronic acid, their preparation process and their uses

#652
20080293906
2008-11-27

Bioactive and biocompatible polyurethane-buthanediol-glycosaminoglycan salt copolymers

#653
20080242738
2008-10-02

Hydrogel functionalized with a polymerizable moiety and their uses as biosensors or bioreactors

#654
20080234790
2008-09-25

Implantable Stimulation Electrode with a Coating for Increasing Tissue Compatibility

#655
20080221064
2008-09-11

Medicinal composition for ophthal use containing acetylated hyaluronic acid

#656
20080199914
2008-08-21

Modified Alginates, Methods of Production and Use

#657
20080194810
2008-08-14

Method for Purifying Hyaluronic Acid Using Calcium Salt and Phosphate Salt, or Calcium Phosphate Salt

#658
20080194806
2008-08-14

Use of lipid conjugates in the treatment of diseases

#659
20080193538
2008-08-14

Hyaluronic acid compound, hydrogel thereof and joint treating material

#660
20080188642
2008-08-07

Process for isolating biomaterial from tissue and an isolated biomaterial extract prepared therefrom

#661
20080182983
2008-07-31

HYALURONIC ACID OLIGOSACCHARIDE FRACTIONS AND DRUGS CONTAINING THE SAME

#662
20080182982
2008-07-31

METHYL ESTERS OF HYALURONIC ACID

#663
20080139501
2008-06-12

Hyaluronic Acid Linked With a Polymer of an Alpha Hydroxy Acid

#664
20080138865
2008-06-12

OPTIMISATION OF CULTURE CONDITIONS FOR PRODUCTION AND PROCESS OF PURIFICATION OF HIGH MOLECULAR WEIGHT HYALURONIC ACID

#665
20080132585
2008-06-05

Separate type medical material

#666
20080109236
2008-05-08

Production of defined monodisperse heparosan polymers and unnatural polymers with polysaccharide synthases

#667
20080108110
2008-05-08

Targeted glycosaminoglycan polymers by polymer grafting and methods of making and using same

#668
20080071050
2008-03-20

Crosslinked polysaccharide sponge

#669
20080071001
2008-03-20

Crosslinked polysaccharide sponge

#670
20080057091
2008-03-06

COMPOSITIONS WITH SEVERAL HYALURONIC ACID FRACTIONS FOR COSMETIC USE

#671
20080032920
2008-02-07

MACROMOLECULES MODIFIED WITH ELECTROPHILIC GROUPS AND METHODS OF MAKING AND USING THEREOF

#672
20080031854
2008-02-07

THIOLATED MACROMOLECULES AND METHODS OF MAKING AND USING THEREOF

#673
20080026486
2008-01-31

Assay Methods, Materials and Preparations

#674
20080025950
2008-01-31

Modified macromolescules and associated methods of synthesis and use

#675
20080014250
2008-01-17

Bifunctionalized polysaccharides

#676
20070293648
2007-12-20

Hyaluronic acid-retaining polymers

#677
20070224277
2007-09-27

Hyaluronic acid-based cross-linked nanoparticles

#678
20070207181
2007-09-06

Coating containing PEGylated hyaluronic acid and a PEGylated non-hyaluronic acid polymer

#679
20070203094
2007-08-30

Esters of hyaluronic acid with rhein, process for their preparation and compositions comprising the same

#680
20070202570
2007-08-30

Enzyme composition, low molecular weight hyaluronan and process for preparing the same

#681
20070197465
2007-08-23

Hyaluronic acid-methotrexate conjugate

#682
20070166793
2007-07-19

Hyaluronan synthase genes and expression thereof in Bacillus hosts

#683
20070149441
2007-06-28

Functionalized derivatives of hyaluronic acid, formation of hydrogels in situ using same, and methods for making and using same

#684
20070134646
2007-06-14

Hyaluronic acid oligosaccharide fractions and drugs containing the same

#685
20070134334
2007-06-14

Crosslinked polysaccharide microparticles and method for their preparation

#686
20070128703
2007-06-07

Targeted glycosaminoglycan polymers by polymer grafting and methods of making and using the same

#687
20070117779
2007-05-24

Use of lipid conjugates in the treatment of disease

#688
20070110811
2007-05-17

Methods for reducing the mitogenicity of lectin compositions

#689
20070099820
2007-05-03

Polymer-drug conjugates

#690
20070087416
2007-04-19

Hyaluronan synthase gene and uses thereof

#691
20070066816
2007-03-22

Method for producing double-crosslinked hyaluronate material

#692
20070053987
2007-03-08

Cross-linked polysacharide and protein matrices and methods for their preparation

#693
20070036745
2007-02-15

Polymeric materials, their preparation and use

#694
20070031503
2007-02-08

Hyaluronic acid modification products and drug carriers using them

#695
20070026070
2007-02-01

Cross-linked polysaccharide composition

#696
20060293277
2006-12-28

Cross-linked gels of hyaluronic acid with hydrophobic polymers and processes for making them

#697
20060287512
2006-12-21

Method of controlling the content of selected component(s) from polymer(s) using molecular sieve(s)

#698
20060281912
2006-12-14

Hyaluronan (HA) esterification via acylation technique for moldable devices

#699
20060263858
2006-11-23

Hyaluronan synthase genes and expression thereof in hosts

#700
20060246137
2006-11-02

Complex matrix for biomedical use

#701
20060235193
2006-10-19

Biocompatible materials and probes

#702
20060235114
2006-10-19

Temperature-responsive hydrogel

#703
20060223781
2006-10-05

Process for induction of intramolecular migration of sulfates, phosphates, and other oxyanions

#704
20060216808
2006-09-28

Hyaluronan synthase gene and uses thereof

#705
20060216794
2006-09-28

Hyaluronan synthase gene and uses thereof

#706
20060216793
2006-09-28

Hyaluronan synthase gene and uses thereof

#707
20060194758
2006-08-31

Cross-linking of low and high molecular weight polysaccharides preparation of injectable monophase hydrogels and polysaccharides and hydrogels thus obtained

#708
20060188465
2006-08-24

Cross-linked polymer of carbohydrate, notably based on polysaccharides, and/or on oligosaccharides and/or on polyols

#709
20060183709
2006-08-17

Preparation of low molecular weight hyaluronic acid as a food supplement

#710
20060183203
2006-08-17

Polymer grafting by polysaccharide synthases

#711
20060172967
2006-08-03

Method for producing alkyl-esterified glycosaminoglycan

#712
20060166930
2006-07-27

Medicinal composition for ophthal use containing acetylated hyaluronic acid

#713
20060166928
2006-07-27

Hyaluronic acid derivative gel and method for preparing the same

#714
20060149182
2006-07-06

Wound dressing materials comprising complexes of anionic polysaccharides with silver

#715
20060147415
2006-07-06

Composition and method for treating occlusive vascular diseases, nerve regeneration, and wound healing

#716
20060147412
2006-07-06

Polymers containing poly(hydroxyalkanoates) and agents for use with medical articles and methods of fabricating the same

#717
20060135469
2006-06-22

Separate type medical material

#718
20060135439
2006-06-22

Therapeutic agent for nerve damage

#719
20060127987
2006-06-15

Microorganism producing hyaluronic acid and purification method of hyaluronic acid

#720
20060116346
2006-06-01

Taxanes covalently bounded to hyaluronic acid or hyaluronic acid derivatives

#721
20060115545
2006-06-01

Methods and means for the manufacture of hyaluronan

#722
20060110458
2006-05-25

Sustained release drug carrier

#723
20060105022
2006-05-18

Process for preparing crosslinked hyaluronic acid gel

#724
20060100174
2006-05-11

Configuration of glycosaminoglycans

#725
20060089710
2006-04-27

Biopolymers modified with superoxide dismutase mimics

#726
20060084759
2006-04-20

Hydroxyphenyl cross-linked macromolecular network and applications thereof

#727
20060078500
2006-04-13

Compositions for detecting hyaluronidase activity in situ and methods of utilizing same

#728
20060074048
2006-04-06

Mixed esters of hyaluronic acid with retinoic and butyric acids

#729
20060057098
2006-03-16

Photoreactive polysaccharide, photocrosslinked polysaccharide product and method of making same and medical materials made from the crosslinked polysaccharide

#730
20060052336
2006-03-09

Process for preparing a sterile high molecular weight hyaluronic acid formulation

#731
20060046590
2006-03-02

Crosslinking of hyaluronan solutions and nanofiberous membranes made therefrom

#732
20060040892
2006-02-23

Process for synthesizing oil and surfactant-free hyaluronic acid nanoparticles and microparticles

#733
20060024373
2006-02-02

Cross-linked hyaluronic acid-laminin gels and use thereof in cell culture and medical implants

#734
20060018924
2006-01-26

Hyaluronan synthase gene and uses thereof

#735
20060013829
2006-01-19

Hyaluronan synthase gene and uses thereof

#736
20050287646
2005-12-29

hyaluronan synthase gene and expression thereof in

#737
20050281880
2005-12-22

Methods for making injectable polymer hydrogels

#738
20050272695
2005-12-08

Fast dissolving dried hyaluronic acid product

#739
20050271729
2005-12-08

Crosslinking hyaluronan and chitosanic polymers

#740
20050267301
2005-12-01

Production of high molecular weight hyaluronates

#741
20050267068
2005-12-01

Dried and agglomerated hyaluronic acid product

#742
20050260753
2005-11-24

Cross-linked hyaluronic acid-laminin gels and use thereof in cell culture and medical implants

#743
20050250939
2005-11-10

Process for the production of multiple cross-linked hyaluronic acid derivatives

#744
20050239727
2005-10-27

Hyaluronic acid derivatives

#745
20050222405
2005-10-06

Polysaccharide containing phosphorylcholine group and process for producing the same

#746
20050222083
2005-10-06

Thiol-modified hyaluronan

#747
20050222081
2005-10-06

Cross-linked hyaluronate compounds

#748
20050203056
2005-09-15

Carboxyl-reduced derivatives of hyaluronic acid, preparation thereof, use thereof as a medicinal product and the pharmaceutical compositions containing them

#749
20050202540
2005-09-15

Methods of producing hyaluronic acid using a recombinant hyaluronan synthase gene

#750
20050142152
2005-06-30

Polymeric materials, their preparation and use

#751
20050137163
2005-06-23

Modified hyaluronic acid for use in musculoskeletal tissue repair

#752
20050123505
2005-06-09

Biodegradable hyaluronic acid derivative and biodegradable polymeric micelle composition

#753
20050119219
2005-06-02

Ester derivatives of hyaluronic acid for the preparation of hydrogel materials by photocuring

#754
20050090661
2005-04-28

Hyaluronic acid oligosaccharide fractions and drugs containing the same

#755
20050065112
2005-03-24

Polysaccharidic esters of N-derivatives of glutamic acid

#756
20050053576
2005-03-10

Glycosaminoglycan-polycation complex crosslinked with polyfunctional crosslinking agent and process for producing the same

#757
18299008
2024-03-05

Preparation and purification method for cationic quaternary ammonium salt of sodium hyaluronate in homogeneous medium