C08B 37/00
Preparation of polysaccharides not provided for in groups c08b1/00 - c08b35/00
Official title: Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof (cellulose D21; {microbiological processes C12P})
C08B37/00 (Preparation of polysaccharides not provided for in groups c08b1/00 - c08b35/00) appears on 5,357 US grants and 6,091 published applications in this corpus.
Search patents in C08B- Granted patents
- 5,357
- Published applications
- 6,091
- Assignees
- 3,133
- Inventors
- 13,605
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 28 | 0 |
| 1977 | 41 | 0 |
| 1978 | 38 | 0 |
| 1979 | 27 | 0 |
| 1980 | 32 | 0 |
| 1981 | 40 | 0 |
| 1982 | 36 | 0 |
| 1983 | 37 | 0 |
| 1984 | 42 | 0 |
| 1985 | 45 | 0 |
| 1986 | 40 | 0 |
| 1987 | 52 | 0 |
| 1988 | 67 | 0 |
| 1989 | 81 | 0 |
| 1990 | 94 | 0 |
| 1991 | 82 | 0 |
| 1992 | 69 | 0 |
| 1993 | 67 | 0 |
| 1994 | 59 | 0 |
| 1995 | 80 | 0 |
| 1996 | 113 | 0 |
| 1997 | 121 | 0 |
| 1998 | 126 | 0 |
| 1999 | 88 | 0 |
| 2000 | 95 | 0 |
| 2001 | 91 | 29 |
| 2002 | 87 | 127 |
| 2003 | 130 | 158 |
| 2004 | 72 | 154 |
| 2005 | 75 | 193 |
| 2006 | 97 | 175 |
| 2007 | 45 | 159 |
| 2008 | 53 | 170 |
| 2009 | 67 | 199 |
| 2010 | 101 | 239 |
| 2011 | 93 | 239 |
| 2012 | 137 | 221 |
| 2013 | 201 | 288 |
| 2014 | 178 | 286 |
| 2015 | 174 | 301 |
| 2016 | 218 | 333 |
| 2017 | 194 | 283 |
| 2018 | 200 | 313 |
| 2019 | 255 | 290 |
| 2020 | 244 | 311 |
| 2021 | 229 | 339 |
| 2022 | 193 | 285 |
| 2023 | 185 | 307 |
| 2024 | 165 | 268 |
| 2025 | 167 | 263 |
| 2026 | 106 | 161 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08B 37/0006Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar3,128
- C08B 37/006Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main2,108
- C08B 37/0003General processes for their isolation or fractionation358
- C08B 37/14Hemicellulose22
- C08B 37/18Reserve carbohydrates6
- C08B 37/12Agar-agar4
Recent patents
- Hyperbranched polyglycerol polyglycidyl ether and its use as crosslinker for polysaccharides6 Oct 2026US 12,753,158 B2Biopolimeri S.R.L.
- High-yield peroxide quench-controlled polysaccharide depolymerization and compositions thereof6 Oct 2026US 12,753,247 B2One Bio Inc
- Compositions of hydroxypropyl-beta-cyclodextrin and methods of purifying the same6 Oct 2026US 12,753,248 B2Beren Therapeutics P.B.C.
- Hyaluronic acid derivative and use thereof29 Sep 2026US 12,746,306 B2Amtixbio Co., Ltd.
- Fish swim bladder-derived heparin-like mucopolysaccharide and methods of making and using the same22 Sep 2026US 12,740,998 B2Guangdong Ocean University
- Pharmaceutical compositions comprising meloxicam8 Oct 2026US 2026/0306635 A1Axsome Therapeutics, Inc.
- Porous alpha-1,3-glucan compositions8 Oct 2026US 2026/0308347 A1Nutrition & Biosciences USA 4, Inc.
- Lithography method8 Oct 2026US 2026/0310079 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Amphiphilic glucan ester derivatives1 Oct 2026US 2026/0294778 A1Nutrition & Biosciences USA 4, Inc.
- Fatty acid-grafted hyaluronic acid, dermal filler formulations comprising same, process for preparation and use thereof1 Oct 2026US 2026/0295116 A1MERZ PHARMA GmbH & CO. KGaA
Most cited
By later US patents
- Modified hyaluronic acid for use in musculoskeletal tissue repair805US 7,091,191 B2Ethicon, Inc. · 2006
- Porous polymeric matrices made of natural polymers and synthetic polymers and optionally at least one cation and methods of making789US 7,446,131 B1The United States of America as represented by the Secretary of Agriculture · 2008
- Collagen-polymer conjugates778US 5,162,430 ACollagen Corporation · 1992
- Crosslinked polymer compositions and methods for their use649US 5,874,500 ACohesion Technologies, Inc. · 1999
- Gels for encapsulation of biological materials587US 5,858,746 ABoard of Regents, The University of Texas System · 1999