C08F 220/70
Nitriles
Official title: Nitriles; Amides; Imides
C08F220/70 (Nitriles) appears on 14 US grants and 20 published applications in this corpus.
Search patents in C08F- Granted patents
- 14
- Published applications
- 20
- Assignees
- 19
- Inventors
- 71
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 2 | 0 |
| 2017 | 0 | 4 |
| 2018 | 1 | 2 |
| 2019 | 5 | 3 |
| 2020 | 1 | 3 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Acrylonitrile-based cation exchangers15 Jul 2025US 12,359,031 B2
- Resin for nanoimprinting, laminate containing resin for nanoimprinting, printed board containing resin for nanoimprinting, and method for producing nanoimprint substrate8 Nov 2022US 11,492,432 B2Japan Science and Technology Agency
- Modified copolymer, method for preparing the same, and method for preparing paste23 Mar 2021US 10,954,329 B2Industrial Technology Research Institute
- UV-absorbing vinylic monomers and uses thereof3 Nov 2020US 10,823,983 B2Alcon Inc.
- Solid polymer electrolyte and lithium secondary battery comprising same17 Dec 2019US 10,511,056 B2LG Chem.Ltd.
- Optical product26 Mar 2026US 2026/0085194 A1Tokyo Ohka Kogyo.Co., Ltd.
- Low-molecular-weight organic resin and aqueous dispersion comprising same, for a one-component crosslinkable coating composition4 Apr 2024US 2024/0110053 A1Arkema France
- Acrylonitrile-based cation exchangers14 Jul 2022US 2022/0220266 A1LANXESS Deutschland GmbH
- Method for producing ionic liquid-containing structure, and ionic liquid-containing structure19 Nov 2020US 2020/0362140 A1Nitto Denko Corporation
- Resin for nanoimprinting, laminate containing resin for nanoimprinting, printed board containing resin for nanoimprinting, and method for producing nanoimprint substrate16 Jul 2020US 2020/0223125 A1Japan Science and Technology Agency
Most cited
By later US patents
- Polymer substrates formed from carboxy functional acrylamide9US 9,868,826 B2Life Technologies Corporation · 2018
- Non-ionic photo-acid generating polymers for resist applications7US 9,244,345 B1Central Glass Company, Limited · 2016
- Elastomeric interpolymer blends6US 4,415,704 AThe Goodyear Tire & Rubber Company · 1983
- UV-absorbing vinylic monomers and uses thereof4US 10,254,567 B2Novartis AG · 2019
- Polymer substrates formed from carboxy functional acrylamide3US 10,189,956 B2Life Technologies Corporation · 2019