C08F 20/08
Anhydrides
C08F20/08 (Anhydrides) appears on 23 US grants and 16 published applications in this corpus.
Search patents in C08F- Granted patents
- 23
- Published applications
- 16
- Assignees
- 19
- Inventors
- 57
- Latest grant
- 27 Aug 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 5 |
| 2014 | 2 | 3 |
| 2015 | 0 | 0 |
| 2016 | 3 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 2 |
| 2019 | 1 | 3 |
| 2020 | 3 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Moisture resistance improver for water-based adhesive for inorganic materials, and water-based adhesive for inorganic materials27 Aug 2024US 12,071,567 B2Sanyo Chemical Industries, Ltd.
- Thermoplastic resin composition, molded object, and production methods therefor9 May 2023US 11,643,532 B2Toyota Boshoku Kabushiki Kaisha
- Friable shell microcapsules, process for preparing the same and method of use thereof26 Jul 2022US 11,396,000 B2ISP Investments Inc.
- Process for cross-linked polyethylene production21 Dec 2021US 11,203,650 B2Fina Technology, Inc.
- Paraffin suppressant compositions and methods21 Apr 2020US 10,626,318 B2Ecolab USA Inc.
- Moisture resistance improver for water-based adhesive for inorganic materials, and water-based adhesive for inorganic materials23 Sep 2021US 2021/0292609 A1Sanyo Chemical Industries, Ltd.
- Thermoplastic resin composition, molded object, and production methods therefor21 May 2020US 2020/0157325 A1Toyota Boshoku Kabushiki Kaisha
- Preparation Method Of Porous Super Absorbent Polymer21 Mar 2019US 2019/0085104 A1LG Chem.Ltd.
- Friable shell microcapsules, process for preparing the same and method of use thereof21 Feb 2019US 2019/0054440 A1ISP Investments Inc.
- Process for Cross-Linked Polyethylene Production17 Jan 2019US 2019/0016833 A1Total American Services, Inc.
Most cited
By later US patents
- Crosslinked methacrylic anhydride copolymers24US 5,539,071 ARohm and Haas Company · 1996
- Crosslinked methacrylic anhydride copolymers22US 5,639,861 ARohm and Haas Company · 1997
- Surface processing copolymer for synthetic papers16US 4,091,165 AMitsubishi Petrochemical Co., Ltd. · 1978
- Reactive polymer12US 3,936,429 AFuji Photo Film Co., Ltd. · 1976
- Polymerization of vinylpyridine9US 3,947,526 AChevron Research Company · 1976