C09D 133/20
Homopolymers or copolymers of acrylonitrile
Official title: Homopolymers or copolymers of acrylonitrile (C09D155/02 takes precedence)
C09D133/20 (Homopolymers or copolymers of acrylonitrile) appears on 87 US grants and 116 published applications in this corpus.
Search patents in C09D- Granted patents
- 87
- Published applications
- 116
- Assignees
- 87
- Inventors
- 308
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 5 |
| 2011 | 0 | 4 |
| 2012 | 0 | 2 |
| 2013 | 1 | 4 |
| 2014 | 3 | 6 |
| 2015 | 4 | 4 |
| 2016 | 4 | 2 |
| 2017 | 2 | 15 |
| 2018 | 6 | 8 |
| 2019 | 4 | 8 |
| 2020 | 2 | 5 |
| 2021 | 9 | 8 |
| 2022 | 7 | 6 |
| 2023 | 8 | 14 |
| 2024 | 4 | 8 |
| 2025 | 9 | 7 |
| 2026 | 1 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Binder composition for secondary battery21 Apr 2026US 12,605,926 B2Grst Singapore Pte. Ltd.
- Coated articles for blood coagulation testing and methods of preparing the same16 Dec 2025US 12,496,585 B2enicor GmbH
- Multimodal coatings for heat and fire resistance4 Nov 2025US 12,460,092 B2The Regents of the University of California
- Paint-protective coating material and acrylic coating composition4 Nov 2025US 12,460,102 B2Nitto Denko Corporation
- Binder and separator containing same23 Sep 2025US 12,424,704 B2Contemporary Amperex Technology (Hong Kong) Limited
- Polymeric compositions comprising a plurality of textured domains and methods thereof27 Aug 2026US 2026/0250522 A1Board of Trustees of Michigan State University
- Binder composition for non-aqueous secondary battery functional layer, slurry composition for non-aqueous secondary battery functional layer, separator for non-aqueous secondary battery, electrode for non-aqueous secondary battery, and non-aqueous secondary battery30 Jul 2026US 2026/0221594 A1Zeon Corporation
- Binder composition for secondary battery23 Jul 2026US 2026/0208476 A1Grst Singapore Pte. Ltd.
- Copolymer, piezoelectric material, piezoelectric film, and piezoelectric element26 Feb 2026US 2026/0055295 A1TDK Corporation
- Composition for electrochemical device functional layer, laminate for electrochemical device, and electrochemical device12 Feb 2026US 2026/0042930 A1Zeon Corporation
Most cited
By later US patents
- Electrically conductive and electromagnetic radiation absorptive coating compositions and the like46US 7,282,260 B2Unitech Co., Ltd. · 2007
- Liquid jet recording head having a layer of a resin composition curable with an active energy ray33US 4,688,052 ACanon Kabushiki Kaisha · 1987
- Powder coating composition31US 4,073,775 AAsahi Kasei Kogyo Kabushiki Kaisha · 1978
- Coated polyester film assembly with a primer layer22US 4,098,952 AImperial Chemical Industries PLC · 1978
- Coating compositions, coated substrates and methods for inhibiting sound transmission through a substrate21US 6,531,541 B1PPG Industries Ohio, Inc. · 2003