C08G 2261/31
Incorporating aromatic structural elements in the main chain
Official title: incorporating aromatic structural elements in the main chain
C08G2261/31 (Incorporating aromatic structural elements in the main chain) appears on 1,056 US grants and 1,372 published applications in this corpus.
Search patents in C08G- Granted patents
- 1,056
- Published applications
- 1,372
- Assignees
- 455
- Inventors
- 2,574
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 5 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 7 | 0 |
| 1998 | 10 | 0 |
| 1999 | 13 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 1 |
| 2002 | 3 | 8 |
| 2003 | 2 | 6 |
| 2004 | 4 | 15 |
| 2005 | 5 | 13 |
| 2006 | 7 | 15 |
| 2007 | 11 | 13 |
| 2008 | 7 | 27 |
| 2009 | 9 | 36 |
| 2010 | 16 | 70 |
| 2011 | 23 | 66 |
| 2012 | 30 | 84 |
| 2013 | 46 | 88 |
| 2014 | 48 | 80 |
| 2015 | 66 | 78 |
| 2016 | 72 | 83 |
| 2017 | 76 | 108 |
| 2018 | 79 | 90 |
| 2019 | 87 | 76 |
| 2020 | 72 | 84 |
| 2021 | 57 | 76 |
| 2022 | 49 | 67 |
| 2023 | 61 | 64 |
| 2024 | 64 | 61 |
| 2025 | 39 | 42 |
| 2026 | 26 | 21 |
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
- Composition for forming organic film, patterning process, and compound and polymer for forming organic film8 Sep 2026US 12,730,377 B2Shin-Etsu Chemical Co., Ltd.
- Polymer, a composition, and an electroluminescent device1 Sep 2026US 12,727,375 B2Samsung Electronics Co., Ltd.
- 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.
- Anion exchange polymers and membranes for electrolysis25 Aug 2026US 12,715,968 B2Uop LLC
- Dhnt monomers and polymer dyes with modified photophysical properties17 Sep 2026US 2026/0275028 A1Beckman Coulter, Inc.
- Ring-opening metathesis polymerization catalysts, compositions and methods10 Sep 2026US 2026/0265449 A1
- Photoactive macromolecules and uses thereof30 Jul 2026US 2026/0217904 A1
- Proton exchange membrane material and methods of making the same30 Jul 2026US 2026/0221480 A1Rensselaer Polytechnic Institute
- Method for producing homocoupling reaction product9 Jul 2026US 2026/0193241 A1National University Corporation Hokkaido University
Most cited
By later US patents
- Ammunition casing244US 8,240,252 B22012
- Ammunition casing235US 8,813,650 B2Solvay Advanced Polymers, L.L.C. · 2014
- Polyphenylene-poly(aryl ether sulfone) blends, articles and method227US 7,750,091 B2Solvay Advanced Polymers, L.L.C. · 2010
- Polymeric material suitable for making ammunition cartridge casings165US 8,850,985 B2Solvay Advanced Polymers, L.L.C. · 2014
- Aromatic polycarbonate composition161US 9,200,157 B2Solvay Advanced Polymers, L.L.C. · 2015