C08G 65/332
Containing carboxyl groups, or halides, or esters thereof
Official title: containing carboxyl groups, or halides, or esters thereof
C08G65/332 (Containing carboxyl groups, or halides, or esters thereof) appears on 877 US grants and 843 published applications in this corpus.
Search patents in C08G- Granted patents
- 877
- Published applications
- 843
- Assignees
- 579
- Inventors
- 2,528
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 5 | 0 |
| 1978 | 10 | 0 |
| 1979 | 12 | 0 |
| 1980 | 9 | 0 |
| 1981 | 13 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 8 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 8 | 0 |
| 1988 | 9 | 0 |
| 1989 | 7 | 0 |
| 1990 | 10 | 0 |
| 1991 | 10 | 0 |
| 1992 | 9 | 0 |
| 1993 | 11 | 0 |
| 1994 | 23 | 0 |
| 1995 | 10 | 0 |
| 1996 | 28 | 0 |
| 1997 | 20 | 0 |
| 1998 | 14 | 0 |
| 1999 | 8 | 0 |
| 2000 | 16 | 0 |
| 2001 | 13 | 4 |
| 2002 | 23 | 25 |
| 2003 | 18 | 26 |
| 2004 | 16 | 21 |
| 2005 | 20 | 29 |
| 2006 | 13 | 19 |
| 2007 | 14 | 13 |
| 2008 | 8 | 29 |
| 2009 | 12 | 35 |
| 2010 | 22 | 60 |
| 2011 | 26 | 37 |
| 2012 | 26 | 36 |
| 2013 | 30 | 34 |
| 2014 | 30 | 33 |
| 2015 | 33 | 45 |
| 2016 | 47 | 46 |
| 2017 | 40 | 39 |
| 2018 | 25 | 37 |
| 2019 | 34 | 38 |
| 2020 | 24 | 44 |
| 2021 | 28 | 43 |
| 2022 | 22 | 39 |
| 2023 | 16 | 25 |
| 2024 | 20 | 31 |
| 2025 | 29 | 33 |
| 2026 | 14 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Marine-biodegradation accelerator11 Aug 2026US 12,703,793 B2Nisshinbo Holdings Inc.
- Esterified oil soluble polyalkylene glycols21 Jul 2026US 12,686,830 B2Dow Global Technologies LLC
- Cationic lipid, liposome containing cationic lipid, and nucleic-acid pharmaceutical composition containing liposome and formulation and application thereof9 Jun 2026US 12,648,908 B2Xiamen Sinopeg Biotech Co., Ltd.
- Composition containing compound having polyoxyalkylene chain12 May 2026US 12,624,140 B2
- Composition set containing compound having polyoxyalkylene chain12 May 2026US 12,624,141 B2
- Compound, coating composition and film8 Oct 2026US 2026/0308409 A1Industrial Technology Research Institute
- Polyurethane urea and its preparation method20 Aug 2026US 2026/0242529 A1BASF SE
- Polyether ester polyol, preparation method therefor, and method for preparing polyurethane elastomer by using polyether ester polyol13 Aug 2026US 2026/0234325 A1Zhengzhou Zhongyuan Spandex Engineering Technology Co., Ltd
- Macromonomer and solid-state polymer electrolyte30 Jul 2026US 2026/0221493 A1Evonik Operations GmbH
- Radiopaque hydrogels and methods of making and using same23 Jul 2026US 2026/0207791 A1Boston Scientific Scimed, Inc.
Most cited
By later US patents
- Adhesive formulations1,017US 8,349,987 B2Covidien LP · 2013
- Non-antigenic branched polymer conjugates604US 5,643,575 AEnzon, Inc. · 1997
- Water-soluble non-antigenic polymer linkable to biologically active material304US 6,113,906 AEnzon, Inc. · 2000
- Non-antigenic branched polymer conjugates264US 5,919,455 AEnzon, Inc. · 1999
- Low surface energy liner of perfluoropolyether251US 4,472,480 AMinnesota Mining and Manufacturing Company · 1984