ClassID:

121600

D01F4/02 - CPC Classification

Classification description:

Monocomponent artificial filaments or the like of proteins; Manufacture thereof from fibroin

Recent Application in this class:
#1
20260110116
2026-04-23

HYDRATION-RESPONSIVE SILK-BASED MATERIAL, ITS USE AND PREPARATION

#2
20250352694
2025-11-20

APPARATUS FOR DEGRADATION OF AN ACOUSTICALLY RESPONSIVE BIOMATERIAL

#3
20250313995
2025-10-09

SYSTEMS AND METHODS FOR MANUFACTURING A SILK FIBROIN SOLUTION AND POWDERS CONTAINING SILK FIBROIN

#4
20250250720
2025-08-07

COMPOSITION, METHOD, AND APPARATUS FOR FABRICATING SILK PROTEINS AND PRODUCTS THEREOF

#5
20250250717
2025-08-07

WELL-CONTROLLED ELECTROSPUN NANOSTRUCTURES AND METHODS THEREOF

#6
20250223602
2025-07-10

GENOME-MODIFIED SILKWORM PRODUCING CHIMERIC SILK THREAD

#7
20250170301
2025-05-29

SYSTEM AND METHOD FOR INDUCING DEGRADATION IN ACOUSTICALLY RESPONSIVE BIOMATERIALS

#8
20250146182
2025-05-08

METHOD FOR DEGUMMING SILK FIBERS

#9
20240401242
2024-12-05

SYSTEMS, KITS, AND METHODS FOR FORMING IN SITU SILK FIBROIN FIBERS AND/OR AEROSOLS

#10
20240399008
2024-12-05

Deodorant Material, Agent for Imparting Deodorant Properties, and Method for Imparting Deodorant Properties

#11
20240366835
2024-11-07

Acoustically Responsive Biomaterials

#12
20240083955
2024-03-14

Highly Contracted Synthetic Fibroin Fiber, Production Method Therefor, and Method for Contracting Synthetic Fibroin Fiber

#13
20240011724
2024-01-11

Devices and methods for radiative cooling

#14
20230338611
2023-10-26

BIOACTIVE IMPLANT FOR THE RESTORATION OF THE CONDUCTIVITY OF BIOELECTRIC STIMULI IN THE CARDIAC TISSUE

#15
20230287065
2023-09-14

SPLIT INTEIN MEDIATED PROTEIN POLYMERIZATION FOR MICROBIAL PRODUCTION OF MATERIALS

#16
20230193517
2023-06-22

SYSTEMS AND METHODS FOR MANUFACTURING A SILK FIBROIN SOLUTION AND POWDERS CONTAINING SILK FIBROIN

#17
20230192965
2023-06-22

METHODS AND COMPOSITIONS FOR SYNTHESIZING IMPROVED SILK FIBERS

#18
20230175172
2023-06-08

Systems and methods for manufacturing a silk fibroin solution and powders containing silk fibroin

#19
20230082048
2023-03-16

Electrospun nanofiber membrane and method for preparing electrospun nanofiber membrane

#20
20230042322
2023-02-09

Composite materials comprising synthetic dragline spider silk

#21
20230039765
2023-02-09

Method for Manufacturing Protein Fiber, Method for Manufacturing Protein Fiber Fabric, and Shrink-Proofing Method for Protein Fiber

#22
20220411968
2022-12-29

Agent for Imparting Cool Touch Sensation and Water-Absorbing and Quick-Drying Properties, and Method for Imparting Article with Cool Touch Sensation and Water-Absorbing and Quick-Drying Properties

#23
20220401613
2022-12-22

Nonwoven Fabric Containing Silk Fibers, Wound Dressing, iPS Cell Scaffold Material, Nonwoven Fabric for Blood-Compatible Material, Blood-Compatible Material, Production Method of Nonwoven Fabric Containing Silk Fibers, Production Method of Wound Dressing, Production Method of iPS Cell Scaffold Material, Production Method of Non-Woven Fabric for Blood-Compatible Material, and Production Method of Blood-Compatible Material

#24
20220380942
2022-12-01

Composition, method, and apparatus for fabricating silk proteins and products thereof

#25
20220372665
2022-11-24

Systems and methods for manufacturing a silk fibroin solution and powders containing silk fibroin

#26
20220324923
2022-10-13

Method for Manufacturing Protein Molded Body

#27
20220289652
2022-09-15

USE OF AROMATIC ALCOHOL AS STRUCTURAL INDUCER AND METHOD FOR TREATING SILK FIBROIN

#28
20220235100
2022-07-28

Water-Absorbing and Quick-Drying Property-Imparting Agent, and Method for Imparting Water-Absorbing and Quick-Drying Properties

#29
20220235099
2022-07-28

Structural Protein Microbody and Method for Producing Same, Method for Producing Nanofiber, and Method for Producing Protein Structure

#30
20220127756
2022-04-28

Methods of generating highly-crystalline recombinant spider silk protein fibers

#31
20220127755
2022-04-28

Method for Manufacturing Artificially-Structured Protein Fiber

#32
20220119463
2022-04-21

Modified fibroin

#33
20220084712
2022-03-17

Electrical circuit components made from silkworm silk with silkworm-digested structured materials and methods for manufacturing same

#34
20220074077
2022-03-10

Modified fibroin fibers

#35
20220056221
2022-02-24

Method for Manufacturing Fibroin Solution and Method for Manufacturing Protein Molded Body

#36
20220054704
2022-02-24

CONCENTRATED AQUEOUS SILK FIBROIN SOLUTION AND USE THEREOF

#37
20220010460
2022-01-13

RECOMBINANT-STRUCTURE PROTEIN MULTIFILAMENT AND METHOD FOR MANUFACTURING SAME

#38
20210395317
2021-12-23

Protein Fiber Production Method

#39
20210388537
2021-12-16

Protein spun yarn manufacturing method

#40
20210381129
2021-12-09

COMPRESSION AND HEAT-ASSISTED PRODUCTION OF SILK-BASED MATERIALS

#41
20210340193
2021-11-04

Protein Composition Production Method

#42
20210177977
2021-06-17

Shape Memory Silk Materials

#43
20210172089
2021-06-10

METHOD FOR PRODUCING THREAD BUNDLE DERIVED FROM BAGWORM SILK THREADS SPUN ON THE SURFACE OF A BASE MATERIAL

#44
20210162677
2021-06-03

Molded article and method for production thereof

#45
20210095399
2021-04-01

Composite Fibers and Method for Manufacturing Same

#46
20210040649
2021-02-11

Manufacturing Method for Protein Crimped Staple

#47
20210040648
2021-02-11

Method for Manufacturing Protein Fiber

#48
20210032782
2021-02-04

Blended Yarn, Knitted/Woven Body of Same, and Method for Manufacturing Said Knitted/Woven Body

#49
20210032778
2021-02-04

Production Method for Protein Molded Article, Production Method for Protein Solution, and Production Method for Protein

#50
20210017672
2021-01-21

Protein fiber crimping method, protein fiber production method, protein fibers, spun yarn, and textile product

#51
20200399328
2020-12-24

SILK FIBERS

#52
20200354414
2020-11-12

Split intein mediated protein polymerization for microbial production of materials

#53
20200282106
2020-09-10

Concentrated aqueous silk fibroin solution and use thereof

#54
20200271400
2020-08-27

Devices and methods for radiative cooling

#55
20200207817
2020-07-02

Modified fibroin

#56
20200131671
2020-04-30

Polar solvent solution and production method thereof

#57
20200109491
2020-04-09

NANOFIBERS COMPRISING FIBROIN AS WELL AS SYSTEM COMPRISING HYDROGEL AND SAID NANOFIBERS

#58
20200094446
2020-03-26

Protein Molded Article And Method For Producing Same, Protein Solution, And Protein Molded Article Plasticizer

#59
20200055996
2020-02-20

Methods and compositions for synthesizing improved silk fibers

#60
20200054787
2020-02-20

Process for coating a biomedical implant with a biocompatible polymer and a biomedical implant therefrom

#61
20200048794
2020-02-13

METHOD AND APPARATUS FOR MANUFACTURING A STAPLE FIBER BASED ON NATURAL PROTEIN FIBER, A RAW WOOL BASED ON THE STAPLE FIBER, A FIBROUS YARN MADE OF THE STAPLE FIBER, A NON-WOVEN MATERIAL MADE OF THE STAPLE FIBER AND AN ITEM COMPRISING THE STAPLE FIBER.

#62
20200031887
2020-01-30

Highly contracted synthetic fibroin fiber, production method therefor, and method for contracting synthetic fibroin fiber

#63
20200031886
2020-01-30

Method and device for manufacturing protein fiber

#64
20200000091
2020-01-02

Microbe Proliferation Inhibitor, Method for Inhibiting Proliferation of Microbes, UV Resistance-Improving Agent, Method for Improving UV Resistance, Artificial Protein Formation Body and method for Manufacturing Same, Artificial Protein Solution, and Coloring Agent

#65
20190390375
2019-12-26

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

#66
20190292688
2019-09-26

Biomimetic mechanical tension driven fabrication of nanofibrillar architecture

#67
20190186050
2019-06-20

Composite molding composition including fibroin-like protein, and method for producing composite molding composition

#68
20190135881
2019-05-09

Modified Fibroin

#69
20190135880
2019-05-09

Modified Fibroin

#70
20190093257
2019-03-28

Methods of generating highly-crystalline recombinant spider silk protein fibers

#71
20190040110
2019-02-07

Composite materials comprising synthetic dragline spider silk

#72
20190031843
2019-01-31

Molded Article, Production Method for Same, and Method for Improving Toughness of Molded Article

#73
20190008923
2019-01-10

Silk fibroin materials and use thereof

#74
20190002644
2019-01-03

Method for Producing Polymer Aggregate

#75
20180298523
2018-10-18

Method for producing elongated structures such as fibers from polymer solutions by straining flow spinning

#76
20180298151
2018-10-18

Methods and compositions for synthesizing improved silk fibers

#77
20180273693
2018-09-27

Methods and compositions for synthesizing improved silk fibers

#78
20180265555
2018-09-20

Method for producing fibroin-like protein

#79
20180127553
2018-05-10

Polar solvent solution and production method thereof

#80
20180119194
2018-05-03

Metalloprotein compositions

#81
20180080147
2018-03-22

POLAR SOLVENT SOLUTION AND PRODUCTION METHOD THEREOF

#82
20180057548
2018-03-01

IMPROVED SILK FIBERS

#83
20180050109
2018-02-22

Shape memory silk materials

#84
20170296696
2017-10-19

Concentrated aqueous silk fibroin solution and use thereof

#85
20170088675
2017-03-30

Methods and compositions for synthesizing improved silk fibers

#86
20160376331
2016-12-29

Electroactive biopolymer optical and electro-optical devices and method of manufacturing the same

#87
20160325579
2016-11-10

SILK FIBROIN SECURITY FIBERS CONTAINING SECURITY MARKERS AND A PROCESS FOR THE PREPARATION THEREOF

#88
20160281266
2016-09-29

Peptide-based nanofibrillar materials

#89
20160222174
2016-08-04

Methods and compositions for synthesizing improved silk fibers

#90
20150141618
2015-05-21

Solution-dyed protein fiber and method for producing same

#91
20150038043
2015-02-05

Concentrated aqueous silk fibroin solution and use thereof

#92
20140378661
2014-12-25

MOLDED REGENERATED SILK GEOMETRIES USING TEMPERATURE CONTROL AND MECHANICAL PROCESSING

#93
20140349380
2014-11-27

Biopolymer optofluidic device and method of manufacturing the same

#94
20140264985
2014-09-18

Fibre-forming process and fibres produced by the process

#95
20140245923
2014-09-04

Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same

#96
20140094410
2014-04-03

Silk fibroin materials and use thereof

#97
20140058066
2014-02-27

Artificial polypeptide fiber and method for producing the same

#98
20130158131
2013-06-20

Silk fibroin materials and use thereof

#99
20130115698
2013-05-09

Methods and combination comprising eukaryotic cells and recombinant spider silk protein

#100
20120244143
2012-09-27

Methods of making drawn silk fibers

#101
20120231499
2012-09-13

HIGH-MOLECULAR-WEIGHT RECOMBINANT SILK OR SILK-LIKE PROTEIN AND MICRO- OR NANO-SIZED SPIDER SILK OR SILK-LIKE FIBER PRODUCED THEREFROM

#102
20120171256
2012-07-05

Electrospun silk material systems for wound healing

#103
20120150205
2012-06-14

Methods for producing and using silk nanofiber nerve conduits

#104
20110297904
2011-12-08

HUMIDITY RESPONSIVE MATERIALS AND SYSTEMS AND METHODS USING HUMIDITY RESPONSIVE MATERIALS

#105
20110270411
2011-11-03

NERVE GRAFT PREPARED BY ELECTROSTATIC SPINNING, THE PREPARING METHOD AND THE SPECIAL APPARATUS USED THEREFOR

#106
20110230911
2011-09-22

Recombinant spider silk proteins

#107
20110201783
2011-08-18

Apparatus for the Preparation of a Thread From Silk Proteins

#108
20110121485
2011-05-26

METHOD AND APPARATUS FOR THE MANUFACTURE OF A FIBER

#109
20110076384
2011-03-31

System and method for making biomaterial structures

#110
20110009960
2011-01-13

PROSTHETIC FABRIC STRUCTURE

#111
20100298877
2010-11-25

Recombinant spider silk proteins

#112
20100279112
2010-11-04

Silk fibroin materials and use thereof

#113
20100196447
2010-08-05

Silk biomaterials and methods of use thereof

#114
20100096763
2010-04-22

BIOPOLYMER OPTOFLUIDIC DEVICE AND METHOD OF MANUFACTURING THE SAME

#115
20100095827
2010-04-22

APPARATUS AND METHOD FOR THE MANUFACTURE OF A SILK MONO-FILAMENT WITH A HIGH TENSILE STRENGTH

#116
20100065784
2010-03-18

Electroactive biopolymer optical and electro-optical devices and method of manufacturing the same

#117
20100063404
2010-03-11

Biopolymer optical waveguide and method of manufacturing the same

#118
20100055438
2010-03-04

Concentrated aqueous silk fibroin solution and use thereof

#119
20100029553
2010-02-04

Microfluidic device for controlled aggregation of spider silk

#120
20100013115
2010-01-21

Apparatus and Method for Forming Fibers

#121
20090318963
2009-12-24

Spinning solution composition, process for producing regenerated silk fiber using the composition, and regenerated silk fiber produced by the process

#122
20090261498
2009-10-22

METHOD AND APPARATUS FOR THE MANUFACTURE OF A FIBER

#123
20090234026
2009-09-17

Concentrated aqueous silk fibroin solution and use thereof

#124
20090137781
2009-05-28

Method and device for producing a thread from silk proteins

#125
20080021553
2008-01-24

Synthesis of spider dragline and/or flagelliform proteins

#126
20070256250
2007-11-08

Apparatus And Method For The Selective Assembly Of Protein

#127
20070214520
2007-09-13

Recombinant spider silk proteins

#128
20070196429
2007-08-23

Proteins of natural origin and materials made therefrom

#129
20070187862
2007-08-16

Concentrated aqueous silk fibroin solution and use thereof

#130
20070090558
2007-04-26

Apparatus and method for forming materials

#131
20070082197
2007-04-12

Electrospun carbon nanotube reinforced silk fibers

#132
20060289327
2006-12-28

Apparatus and method for storing proteins

#133
20060273279
2006-12-07

Silk fibroin materials and use thereof

#134
20050281859
2005-12-22

Method and apparatus for forming objects

#135
20050260706
2005-11-24

Silk biomaterials and methods of use thereof

#136
20050065323
2005-03-24

Precursor silk feedstock for forming filaments

#137
20050054830
2005-03-10

Methods and apparatus for spinning spider silk protein