C08B 31/185
Derivatives of oxidised starch
Official title: {Derivatives of oxidised starch, e.g. crosslinked oxidised starch}
C08B31/185 (Derivatives of oxidised starch) appears on 54 US grants and 70 published applications in this corpus.
Search patents in C08B- Granted patents
- 54
- Published applications
- 70
- Assignees
- 42
- Inventors
- 176
- Latest grant
- 10 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 1 |
| 2003 | 2 | 3 |
| 2004 | 2 | 3 |
| 2005 | 2 | 4 |
| 2006 | 0 | 4 |
| 2007 | 0 | 4 |
| 2008 | 0 | 4 |
| 2009 | 2 | 3 |
| 2010 | 2 | 6 |
| 2011 | 2 | 2 |
| 2012 | 3 | 5 |
| 2013 | 6 | 3 |
| 2014 | 2 | 3 |
| 2015 | 1 | 2 |
| 2016 | 1 | 2 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 2 | 3 |
| 2020 | 0 | 2 |
| 2021 | 2 | 6 |
| 2022 | 3 | 3 |
| 2023 | 4 | 0 |
| 2024 | 1 | 3 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Amphiphilic polysaccharides, polysaccharide-based hydrogels, and methods of manufacture10 Dec 2024US 12,162,962 B2Purdue Research Foundation
- Light-colored polycarboxylated polysaccharide tanning agent, and preparation method and use thereof5 Dec 2023US 11,834,724 B2Sichuan University
- Stabilized starch26 Sep 2023US 11,767,373 B2Cargill, Incorporated
- Aqueous iron carbohydrate complexes, their production and medicaments containing them28 Feb 2023US 11,590,097 B2Vifor (International) AG
- Method for preparing an inhibited starch31 Jan 2023US 11,566,084 B2Sveriges StäRkelseproducenter, FöRening U.P.A.
- Starch hybrid copolymers13 Aug 2026US 2026/0234311 A1Wacker Chemie AG
- Amphiphilic polysaccharides, polysaccharide-based hydrogels, and methods of manufacture27 Mar 2025US 2025/0101139 A1Virginia Tech Intellectual Properties, Inc.
- Method for producing water-soluble polymer and method for producing water-absorbing resin7 Nov 2024US 2024/0367147 A1Hayashibara Co., Ltd.
- Stabilized starch17 Oct 2024US 2024/0343837 A1
- Water-absorbing resin20 Jun 2024US 2024/0199821 A1Hayashibara Co., Ltd.
Most cited
By later US patents
- Polysaccharide matrices for use as adsorbents in affinity chromatography techniques71US 3,947,352 A1976
- Modified polysaccharides47US 7,727,945 B2Akzo Nobel N. V. · 2010
- Aldehyde-containing polymers as wet strength additives40US 6,896,725 B2SCA Hygiene Products Zeist B.V. · 2005
- Aldehyde-containing polymers as wet strength additives36US 6,582,559 B2SCA Hygiene Products Zeist B.V. · 2003
- Water-soluble iron-carbohydrate complexes, production thereof, and medicaments containing said complexes28US 7,612,109 B2Vifor (International) AG · 2009