C08F 255/023
On to modified polymers
Official title: {On to modified polymers, e.g. chlorinated polymers}
C08F255/023 (On to modified polymers) appears on 115 US grants and 78 published applications in this corpus.
Search patents in C08F- Granted patents
- 115
- Published applications
- 78
- Assignees
- 89
- Inventors
- 290
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 8 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 1 |
| 2002 | 6 | 3 |
| 2003 | 3 | 7 |
| 2004 | 3 | 7 |
| 2005 | 0 | 5 |
| 2006 | 1 | 6 |
| 2007 | 5 | 1 |
| 2008 | 3 | 7 |
| 2009 | 4 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 4 |
| 2015 | 2 | 0 |
| 2016 | 2 | 5 |
| 2017 | 3 | 3 |
| 2018 | 4 | 3 |
| 2019 | 1 | 6 |
| 2020 | 5 | 5 |
| 2021 | 5 | 1 |
| 2022 | 2 | 4 |
| 2023 | 1 | 1 |
| 2024 | 1 | 4 |
| 2025 | 0 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Preparation methods of solvent-free self-emulsifying water-soluble chlorinated polypropylene1 Sep 2026US 12,723,121 B2Hubei Hyperbranched New Materials Science & Technology Co., Ltd.
- Radiation curable primer adhesive19 May 2026US 12,630,745 B2Worthen Industries
- Low dielectric resin composition, molded article, film, multilayer film and flexible printed wiring board28 May 2024US 11,993,740 B2Kaneka Corporation
- Strong cation exchange chromatographic matrix and method for using same31 Oct 2023US 11,801,505 B2Asahi Kasei Medical Co., Ltd.
- Modified polyolefin resin composition and method for producing the same6 Dec 2022US 11,518,838 B2Nippon Paper Industries Co., Ltd.
- Articles comprising polyvinyl butyral and polyolefin elastomer4 Dec 2025US 2025/0368789 A1Avient Corporation
- Process for producing a propylene copolymer28 Nov 2024US 2024/0392043 A1Borealis AG
- Reactive functionalization of carbon-carbon backbone polymers and related compositions11 Jul 2024US 2024/0228689 A9Board of Trustees of Michigan State University
- Reactive functionalization of carbon-carbon backbone polymers and related compositions25 Apr 2024US 2024/0132651 A1Board of Trustees of Michigan State University
- Preparation methods of solvent-free self-emulsifying water-soluble chlorinated polypropylene4 Apr 2024US 2024/0109995 A1Hubei Hyperbranched New Materials Science & Technology Co., Ltd.
Most cited
By later US patents
- Graft polymeric membranes and ion-exchange membranes formed therefrom82US 6,723,758 B2Ballard Power Systems Inc. · 2004
- Visosity index improver74US 5,068,047 AExxon Chemical Patents Inc. · 1991
- Graft copolymer coated reinforcing agents35US 4,107,110 ATexaco Inc. · 1978
- Recording material34US 4,058,443 AFuji Photo Film Co., Ltd. · 1977
- Pressure-sensitive adhesives for polyolefin surfaces32US 5,840,783 AMinnesota Mining and Manufacturing Company · 1998