C08G 2261/12
Copolymers
C08G2261/12 (Copolymers) appears on 1,074 US grants and 1,540 published applications in this corpus.
Search patents in C08G- Granted patents
- 1,074
- Published applications
- 1,540
- Assignees
- 498
- Inventors
- 2,927
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 4 | 5 |
| 2004 | 2 | 11 |
| 2005 | 1 | 14 |
| 2006 | 8 | 18 |
| 2007 | 9 | 13 |
| 2008 | 5 | 14 |
| 2009 | 3 | 25 |
| 2010 | 11 | 55 |
| 2011 | 11 | 42 |
| 2012 | 23 | 57 |
| 2013 | 42 | 105 |
| 2014 | 58 | 84 |
| 2015 | 72 | 113 |
| 2016 | 78 | 98 |
| 2017 | 91 | 145 |
| 2018 | 97 | 109 |
| 2019 | 107 | 91 |
| 2020 | 86 | 109 |
| 2021 | 72 | 116 |
| 2022 | 69 | 81 |
| 2023 | 71 | 77 |
| 2024 | 70 | 72 |
| 2025 | 46 | 56 |
| 2026 | 31 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Bio-functionalization of water-soluble poly(phenylene ehtylene)s6 Oct 2026US 12,753,271 B2Board of Regents, The University of Texas System
- Block copolymer, production method therefor, polymeric electrolyte material, polymeric electrolyte molded article, polymeric electrolyte film, electrolyte film equipped with catalyst layer, membrane electrode composite, solid polymer fuel cell, and water electrolysis type hydrogen generating device25 Aug 2026US 12,715,962 B2Toray Industries, Inc.
- Electrochromic devices having n-doped conductive polymer as transparent conducting layer, ion storage layer, and/or electrochromic layer25 Aug 2026US 12,717,199 B2Ambilight Inc.
- Fluorine-containing compound having sulfonic acid group and polymer electrolyte fuel cell25 Aug 2026US 12,719,070 B2Nissan Chemical Corporation
- Aromatic thermoset resins18 Aug 2026US 12,709,659 B2ExxonMobil Technology and Engineering Company
- Improving the mechanical integrity of polysulfonic acids1 Oct 2026US 2026/0297234 A1
- Processes for producing cyclic olefins from polymers and re-polymerization thereof24 Sep 2026US 2026/0286085 A1
- Dhnt monomers and polymer dyes with modified photophysical properties17 Sep 2026US 2026/0275028 A1Beckman Coulter, Inc.
- A method for obtaining a water-processable n-type conducting polymer6 Aug 2026US 2026/0226226 A1Westra Materials AB
- A method for obtaining water-soluble n-type conducting polymer6 Aug 2026US 2026/0226227 A1Westra Materials AB
Most cited
By later US patents
- Polyarylether ketone imide sulfone adhesives118US 9,976,063 B2The Boeing Company · 2018
- Tri-block copolymers for nanosphere-based drug delivery57US 8,591,951 B22013
- Polythiophenes, block copolymers made therefrom, and methods of forming the same55US 6,602,974 B1Carnegie Mellon University · 2003
- Weatherable block copolyestercarbonates and blends containing them, and method53US 6,559,270 B1General Electric Company · 2003
- Functionalized poly(ether-anhydride) block copolymers47US 8,354,476 B2Kala Pharmaceuticals, Inc. · 2013