C08J 2305/00
Working-up: characterised by the use of polysaccharides or of their derivatives not
Official title: Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2301/00 or C08J2303/00
C08J2305/00 (Working-up: characterised by the use of polysaccharides or of their derivatives not) appears on 646 US grants and 1,091 published applications in this corpus.
Search patents in C08J- Granted patents
- 646
- Published applications
- 1,091
- Assignees
- 704
- Inventors
- 2,552
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 9 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 3 |
| 2002 | 5 | 5 |
| 2003 | 11 | 11 |
| 2004 | 8 | 17 |
| 2005 | 7 | 17 |
| 2006 | 4 | 19 |
| 2007 | 5 | 19 |
| 2008 | 7 | 21 |
| 2009 | 4 | 23 |
| 2010 | 8 | 30 |
| 2011 | 12 | 26 |
| 2012 | 10 | 30 |
| 2013 | 21 | 39 |
| 2014 | 33 | 40 |
| 2015 | 30 | 47 |
| 2016 | 27 | 46 |
| 2017 | 33 | 48 |
| 2018 | 27 | 54 |
| 2019 | 30 | 49 |
| 2020 | 35 | 71 |
| 2021 | 48 | 59 |
| 2022 | 34 | 86 |
| 2023 | 40 | 87 |
| 2024 | 48 | 105 |
| 2025 | 46 | 67 |
| 2026 | 46 | 72 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hyaluronic acid derivative and use thereof29 Sep 2026US 12,746,306 B2Amtixbio Co., Ltd.
- Biodegradable resin composition and molded body15 Sep 2026US 12,735,555 B2Toppan Inc.
- Method of synthesis of chitosan derivatives and uses thereof8 Sep 2026US 12,729,250 B2Novochizol SA
- Compositions comprising insoluble alpha-glucan25 Aug 2026US 12,715,981 B2Nutrition & Biosciences USA 4, Inc.
- Hierarchically structured hydrogel with tunable mechanical properties18 Aug 2026US 12,709,665 B2The Regents of the University of California
- Water-soluble film and water-soluble unit dose article made therefrom1 Oct 2026US 2026/0297472 A1The Procter & Gamble Company
- Hemp polymer materials and methods of making same24 Sep 2026US 2026/0286111 A1The Hemp Plastic Company
- Antimicrobial hemp polymer materials and methods of making same24 Sep 2026US 2026/0286112 A1The Hemp Plastic Company
- Adhesion-preventing film17 Sep 2026US 2026/0275053 A1Kureha Corporation
- High concentration hydrogels and related methods10 Sep 2026US 2026/0265466 A1Advanced Aesthetic Technologies, Inc.
Most cited
By later US patents
- Water-insoluble polysaccharide hydrogel foam for medical applications1,170US 5,089,606 AMinnesota Mining and Manufacturing Company · 1992
- Cross-linking of low and high molecular weight polysaccharides preparation of injectable monophase hydrogels and polysaccharides and hydrogels thus obtained130US 7,741,476 B2Allergan Industrie, SAS · 2010
- Method of forming polysaccharide sponges for cell culture and transplantation117US 6,334,968 B12002
- Polysaccharide crosslinking, hydrogel preparation, resulting polysaccharide(s) and hydrogel(s), uses thereof105US 6,921,819 B2Laboratoires d'Esthetique Appliquee · 2005
- Composite sponge wound dressing made of β-Chitin and Chitosan and method for producing the same97US 6,693,180 B2China Textile Institute · 2004