C08F 26/02
Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals
Official title: by a single or double bond to nitrogen
C08F26/02 (Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals) appears on 187 US grants and 120 published applications in this corpus.
Search patents in C08F- Granted patents
- 187
- Published applications
- 120
- Assignees
- 118
- Inventors
- 497
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 6 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 0 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 7 | 0 |
| 2001 | 2 | 0 |
| 2002 | 5 | 2 |
| 2003 | 4 | 1 |
| 2004 | 3 | 4 |
| 2005 | 1 | 6 |
| 2006 | 4 | 2 |
| 2007 | 4 | 2 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 3 |
| 2011 | 1 | 6 |
| 2012 | 3 | 5 |
| 2013 | 6 | 13 |
| 2014 | 11 | 13 |
| 2015 | 6 | 7 |
| 2016 | 8 | 6 |
| 2017 | 10 | 10 |
| 2018 | 4 | 8 |
| 2019 | 5 | 1 |
| 2020 | 6 | 4 |
| 2021 | 0 | 3 |
| 2022 | 4 | 1 |
| 2023 | 1 | 5 |
| 2024 | 0 | 3 |
| 2025 | 3 | 6 |
| 2026 | 1 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Multifunctional fluorescent polymer-clay composite tracers22 Sep 2026US 12,742,381 B2Saudi Arabian Oil Company
- Membrane separation process for vinylamine-containing polymers2 Dec 2025US 12,486,619 B2Solenis Technologies, L.P.
- Polymers, compositions and methods for treating hyperuricemia25 Nov 2025US 12,478,638 B2Waterstone Pharmaceuticals(Wuhan) Co., Ltd.
- Flocculant for catalytic decomposition of flue gas desulfurization wastewater treatment6 May 2025US 12,291,471 B2Changzhou University
- Proton-binding polymers for oral administration29 Aug 2023US 11,738,041 B2Renosis, Inc.
- New polymer and anion exchange membrane comprising same23 Jul 2026US 2026/0209454 A1Hanwha Solutions Corporation
- Method for producing amido-methylated vinyl-aromatic polymerizates23 Jul 2026US 2026/0209455 A1LANXESS Deutschland GmbH
- Fluorinated polyaromatics with linear, branched or crosslinked structure for anion exchange membranes and ionomers28 May 2026US 2026/0146110 A1Ecole Polytechnique Federale De Lausanne (Epfl)
- Membranes16 Apr 2026US 2026/0103552 A1FUJIFILM Corporation
- Guanidinium-based polyionic liquids and their use as additives for chemical mechanical planarization slurries12 Mar 2026US 2026/0071094 A1Versum Materials US, LLC
Most cited
By later US patents
- Acidized fracturing fluids containing high molecular weight poly(vinylamines) for enhanced oil recovery144US 4,843,118 AAir Products and Chemicals, Inc. · 1989
- Hydrophobic amine polymer sequestrant and method of cholesterol depletion93US 5,618,530 AGelTex Pharmaceuticals, Inc. · 1997
- Process for producing monoallylamine polymer52US 4,504,640 ANitto Boseki Co., Ltd. · 1985
- Process for producing polymers of monoallylamine45US 4,540,760 ANitto Boseki Co., Ltd. · 1985
- Shape memory polymers39US 7,935,131 B2University of Rochester · 2011