C08B 31/02
Esters
C08B31/02 (Esters) appears on 212 US grants and 200 published applications in this corpus.
Search patents in C08B- Granted patents
- 212
- Published applications
- 200
- Assignees
- 162
- Inventors
- 613
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 9 | 0 |
| 1978 | 7 | 0 |
| 1979 | 6 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 8 | 0 |
| 1997 | 7 | 0 |
| 1998 | 10 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 1 |
| 2002 | 8 | 4 |
| 2003 | 8 | 7 |
| 2004 | 2 | 3 |
| 2005 | 2 | 3 |
| 2006 | 2 | 8 |
| 2007 | 1 | 14 |
| 2008 | 0 | 6 |
| 2009 | 1 | 6 |
| 2010 | 3 | 8 |
| 2011 | 7 | 11 |
| 2012 | 4 | 13 |
| 2013 | 11 | 9 |
| 2014 | 6 | 9 |
| 2015 | 7 | 6 |
| 2016 | 5 | 7 |
| 2017 | 7 | 7 |
| 2018 | 6 | 6 |
| 2019 | 3 | 6 |
| 2020 | 4 | 8 |
| 2021 | 7 | 12 |
| 2022 | 6 | 5 |
| 2023 | 4 | 9 |
| 2024 | 6 | 19 |
| 2025 | 3 | 8 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Amide compound25 Aug 2026US 12,715,948 B2Daikin Industries, Ltd.
- Preparation method of modified starch-lipid binary complexes19 May 2026US 12,630,653 B2Tianjin University of Science and Technology
- Process for making a particulate laundry detergent composition14 Apr 2026US 12,600,929 B2The Procter & Gamble Company
- Monomers, oligomers and polymers of sugars functionalized with straight or branched fatty acids and derivatives, their compositions and uses2 Dec 2025US 12,486,382 B2Totalenergies Onetech
- Modified starches for home care and personal care19 Aug 2025US 12,391,772 B2Cargill, Incorporated
- Substrate and lateral flow device for detecting alpha-amylase activity27 Aug 2026US 2026/0251656 A1Envirologix Inc.
- Synthesis and characterization of glycosaminoglycan mimetic variants to promote chondrogenesis4 Jun 2026US 2026/0151533 A1New Jersey Institute of Technology
- Method of preparing dextrin fatty acid ester, transparent oil gel containing the dextrin fatty acid ester produced therefrom, and transparent solid cosmetic material using the same16 Apr 2026US 2026/0102328 A1Shinsung Materials Co., Ltd.
- Polymer Composition19 Feb 2026US 2026/0049161 A1LG Chem.Ltd.
- Polymer Material12 Feb 2026US 2026/0042906 A1LG Chem.Ltd.
Most cited
By later US patents
- Polymer compositions containing destructurized starch330US 5,095,054 AWarner-Lambert Company · 1992
- Thermoplastic processable starch or starch derivative polymer mixtures70US 6,117,925 ABio-Tec Biologische Naturverpackungen GmbH · 2000
- Modified starch emulsifier characterized by shelf stability66US 4,977,252 ANational Starch and Chemical Investment Holding Corporation · 1990
- Modified polysaccharides containing amphiphillic hydrocarbon moieties66US 6,517,678 B1Kimberly-Clark Worldwide, Inc. · 2003
- Glucoamylase converted starch derivatives and their use as emulsifying and encapsulating agents52US 5,935,826 ANational Starch and Chemical Investment Holding Corporation · 1999