C08F 34/00
Homopolymers and copolymers of cyclic compounds having no unsaturated aliphatic radicals in
Official title: Homopolymers and copolymers of cyclic compounds having no unsaturated aliphatic radicals in a side chain and having one or more carbon-to-carbon double bonds in a heterocyclic ring (cyclic esters of polyfunctional acids C08F18/00; cyclic anhydrides or imides C08F22/00)
C08F34/00 (Homopolymers and copolymers of cyclic compounds having no unsaturated aliphatic radicals in) appears on 75 US grants and 52 published applications in this corpus.
Search patents in C08F- Granted patents
- 75
- Published applications
- 52
- Assignees
- 52
- Inventors
- 171
- Latest grant
- 5 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 5 |
| 2003 | 2 | 2 |
| 2004 | 3 | 3 |
| 2005 | 1 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 2 |
| 2008 | 3 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 3 |
| 2013 | 3 | 3 |
| 2014 | 1 | 2 |
| 2015 | 4 | 2 |
| 2016 | 3 | 2 |
| 2017 | 1 | 3 |
| 2018 | 2 | 4 |
| 2019 | 1 | 3 |
| 2020 | 4 | 3 |
| 2021 | 3 | 2 |
| 2022 | 5 | 3 |
| 2023 | 2 | 2 |
| 2024 | 0 | 1 |
| 2025 | 3 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Material for forming organic film, patterning process, compound, and polymer5 Aug 2025US 12,379,662 B2Shin-Etsu Chemical Co., Ltd.
- Thin-film all-organic electrochemical device4 Mar 2025US 12,244,015 B2Orca Sciences LLC
- Sensor component and process for producing sensor component using electropol ymerization18 Feb 2025US 12,228,533 B2Oxford University Innovation Limited
- Perfluoro copolymers24 Oct 2023US 11,795,254 B1Sparkling Tycoon Limited
- Method of producing sand mold comprising curing a resin and a binder by the same curing agent28 Feb 2023US 11,590,561 B2Daihatsu Motor Co., Ltd.
- Composition containing fluorine-containing polymer and aprotic solvent, fluorine-containing polymer, method for producing fluorine-containing polymer solution, method for producing mixture of fluorine monomer and aprotic solvent, and method for producing fluorine-containing polymer23 Jul 2026US 2026/0209406 A1Daikin Industries, Ltd.
- Composition containing fluorine-containing monomer and fluoride ions, method for producing fluorine-containing monomer having reduced fluoride ion content, and method for purifying fluorine-containing monomer7 May 2026US 2026/0125355 A1Daikin Industries, Ltd.
- Resist underlayer film-forming composition11 Dec 2025US 2025/0376549 A1Nissan Chemical Corporation
- Method for producing hollow fine particles, hollow fine particles, phase separated fine particles, aqueous dispersion, and composition15 Aug 2024US 2024/0269638 A1Daikin Industries, Ltd.
- Perfluoro copolymers16 Nov 2023US 2023/0365731 A1Sparkling Tycoon Limited
Most cited
By later US patents
- Polymers of fluorinated dioxoles80US 3,978,030 AE. I. Du Pont de Nemours and Company · 1976
- Perfluorodioxole and its polymers47US 4,399,264 AE. I. Du Pont de Nemours and Company · 1983
- Novel fluorodioxoles and fluorodioxole polymers35US 4,431,786 AE. I. Du Pont de Nemours and Company · 1984
- Perfluorodioxole and its polymers33US 4,558,141 AE. I. Du Pont de Nemours and Company · 1985
- Perfluorodioxole and its polymers32US 4,485,250 AE. I. Du Pont de Nemours and Company · 1984