C08F 26/06
Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals
Official title: by a heterocyclic ring containing nitrogen
C08F26/06 (Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals) appears on 330 US grants and 302 published applications in this corpus.
Search patents in C08F- Granted patents
- 330
- Published applications
- 302
- Assignees
- 217
- Inventors
- 936
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 9 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 5 | 2 |
| 2002 | 12 | 9 |
| 2003 | 6 | 8 |
| 2004 | 3 | 2 |
| 2005 | 5 | 8 |
| 2006 | 1 | 1 |
| 2007 | 1 | 2 |
| 2008 | 4 | 7 |
| 2009 | 2 | 9 |
| 2010 | 7 | 13 |
| 2011 | 8 | 10 |
| 2012 | 11 | 12 |
| 2013 | 5 | 19 |
| 2014 | 11 | 21 |
| 2015 | 9 | 26 |
| 2016 | 18 | 9 |
| 2017 | 18 | 17 |
| 2018 | 17 | 27 |
| 2019 | 16 | 16 |
| 2020 | 14 | 16 |
| 2021 | 16 | 13 |
| 2022 | 6 | 14 |
| 2023 | 9 | 9 |
| 2024 | 14 | 11 |
| 2025 | 9 | 9 |
| 2026 | 6 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dispersions containing graphenic carbon nanoparticles and dispersant resins28 Jul 2026US 12,692,162 B2PPG Industries Ohio, Inc.
- Polymeric compound, electroluminescent device material, electroluminescent device, and electronic device9 Jun 2026US 12,649,804 B2Samsung Electronics Co., Ltd.
- Materials for reducing acids from liquid phases2 Jun 2026US 12,643,971 B2The Board of Trustees of The University of Alabama
- Lyophilized composition comprising (s)-isopropyl 2-((s)-2-acetamido-3-(1H-indol-3-yl)propanamido)-6-diazo-5-oxohexanoate for intravenous administration and the use thereof26 May 2026US 12,637,415 B2Dracen Pharmaceuticals, Inc.
- Imidazoles and imidazolium cations with exceptional alkaline stability21 Apr 2026US 12,606,666 B2Cornell University
- Dispersions containing graphenic carbon nanoparticles and dispersant resins1 Oct 2026US 2026/0296894 A1PPG Industries Ohio, Inc.
- Materials for reducing acids from liquid phases10 Sep 2026US 2026/0265434 A1The Board of Trustees of The University of Alabama
- Coated device and method for manufacturing same6 Aug 2026US 2026/0226285 A1Toray Industries, Inc.
- Dicationic polymer and copolymer and their use for chemical mechanical planarization16 Jul 2026US 2026/0201087 A1Versum Materials US, LLC
- Preservative composition for biological samples25 Jun 2026US 2026/0176393 A1Kanazawa University
Most cited
By later US patents
- Photochromic compound132US 5,166,345 AToray Industries, Inc. · 1992
- Manufacture of insoluble and only slightly water-swellable polymers of N-vinyl lactams of improved adsorptivity70US 3,992,562 ABASF SE · 1976
- Photochromic compound68US 4,929,693 AToray Industries, Inc. · 1990
- Copolymers from n-alkyl-3-alkenylene-2-pyrrolidone63US 4,931,519 AWarner-Lambert Company · 1990
- Methylene pyrrolidone copolymers for contact lens and pharmaceutical preparations63US 5,035,884 AWarner-Lambert Company · 1991