C08B 33/00
Preparation of derivatives of amylose
C08B33/00 (Preparation of derivatives of amylose) appears on 91 US grants and 91 published applications in this corpus.
Search patents in C08B- Granted patents
- 91
- Published applications
- 91
- Assignees
- 70
- Inventors
- 214
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 3 |
| 2002 | 4 | 6 |
| 2003 | 6 | 3 |
| 2004 | 0 | 6 |
| 2005 | 3 | 2 |
| 2006 | 2 | 2 |
| 2007 | 3 | 4 |
| 2008 | 1 | 4 |
| 2009 | 0 | 7 |
| 2010 | 2 | 4 |
| 2011 | 2 | 0 |
| 2012 | 3 | 2 |
| 2013 | 3 | 7 |
| 2014 | 4 | 3 |
| 2015 | 1 | 5 |
| 2016 | 2 | 6 |
| 2017 | 4 | 3 |
| 2018 | 3 | 2 |
| 2019 | 4 | 3 |
| 2020 | 4 | 3 |
| 2021 | 4 | 2 |
| 2022 | 4 | 8 |
| 2023 | 1 | 1 |
| 2024 | 2 | 2 |
| 2025 | 0 | 2 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hyperbranched polyglycerol polyglycidyl ether and its use as crosslinker for polysaccharides6 Oct 2026US 12,753,158 B2Biopolimeri S.R.L.
- High amylose starch based capsules and method of making same15 Sep 2026US 12,734,497 B2V. Mane Fils
- Cross-linking compounds and methods of use thereof30 Jun 2026US 12,668,646 B2North Carolina State University
- Amphiphilic polysaccharides, polysaccharide-based hydrogels, and methods of manufacture10 Dec 2024US 12,162,962 B2Purdue Research Foundation
- Starch-derived clathrate-forming compositions16 Apr 2024US 11,959,114 B2
- Polycationic polysaccharide and application thereof14 May 2026US 2026/0132273 A1Nanjing University
- Graft polymers, methods of making graft polymers, and uses thereof18 Sep 2025US 2025/0289920 A1
- Amphiphilic polysaccharides, polysaccharide-based hydrogels, and methods of manufacture27 Mar 2025US 2025/0101139 A1Virginia Tech Intellectual Properties, Inc.
- Preparation and/or formulation of proteins cross-linked with polysaccharides28 Mar 2024US 2024/0100221 A1Allergan Pharmaceuticals International Limited
- Polycationic polysaccharide and application thereof21 Mar 2024US 2024/0093006 A1Nanjing University
Most cited
By later US patents
- Diester crosslinked polyglucan hydrogels and reticulated sponges thereof286US 4,002,173 AInternational Paper Company · 1977
- Method for the controlled oxidation of polysaccharides91US 8,252,921 B2Centre National de la Recherche Scientifique (CNRS) · 2012
- Cell-culture and polymer constructs87US 6,378,527 B1Chondros, Inc. · 2002
- Method for composite cell-based implants81US 6,662,805 B2Chondros, Inc. · 2003
- Water insoluble derivatives of polyanionic polysaccharides74US 5,760,200 AGenzyme Corporation · 1998