B29K 2033/18
Polymers of nitriles
B29K2033/18 (Polymers of nitriles) appears on 140 US grants and 157 published applications in this corpus.
Search patents in B29K- Granted patents
- 140
- Published applications
- 157
- Assignees
- 134
- Inventors
- 350
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 3 |
| 2003 | 0 | 5 |
| 2004 | 2 | 12 |
| 2005 | 5 | 6 |
| 2006 | 1 | 3 |
| 2007 | 3 | 7 |
| 2008 | 0 | 9 |
| 2009 | 3 | 4 |
| 2010 | 6 | 4 |
| 2011 | 6 | 7 |
| 2012 | 4 | 3 |
| 2013 | 4 | 2 |
| 2014 | 1 | 1 |
| 2015 | 2 | 11 |
| 2016 | 3 | 16 |
| 2017 | 7 | 14 |
| 2018 | 5 | 4 |
| 2019 | 9 | 8 |
| 2020 | 6 | 11 |
| 2021 | 5 | 6 |
| 2022 | 6 | 4 |
| 2023 | 7 | 7 |
| 2024 | 5 | 5 |
| 2025 | 7 | 4 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Process for producing moulded articles from carbon or graphite by 3D printing21 Apr 2026US 12,606,490 B2Nippon Kornmeyer Carbon Group GmbH
- Laminate having microstructured substrate and method for producing the laminate10 Mar 2026US 12,571,940 B2Essilor International
- Master batch for expansion molding and foam molded body20 Jan 2026US 12,528,919 B2Sekisui Chemical Co., Ltd.
- Carboxylic acid-modified nitrile-based copolymer latex composition, latex composition for dip molding including the same, and molded article therefrom16 Dec 2025US 12,497,501 B2LG Chem.Ltd.
- Method for producing nitrile rubber2 Sep 2025US 12,404,350 B2Zeon Corporation
- Heat-expandable microspheres and use thereof13 Aug 2026US 2026/0233442 A1Matsumoto Yushi-Seiyaku Co., Ltd.
- Composite positive and negative poisson’s ratio tissue adhesives9 Oct 2025US 2025/0312511 A1
- Silicon-dominant battery electrodes11 Sep 2025US 2025/0286048 A1Enevate Corporation
- Glove with textured palm region and differently textured digit regions1 May 2025US 2025/0134192 A1Summit Glove Inc.
- A composition suitable for the production of a thermosetting elastomer with antimicrobial capabilities by means of vulcanization by moulding3 Apr 2025US 2025/0109273 A1Scudo Technology S.r.l.
Most cited
By later US patents
- Elastomeric cushioning devices for products and objects188US 4,287,250 A1981
- Process for joining different kinds of synthetic resins72US 4,636,609 AToyota Jidosha Kabushiki Kaisha · 1987
- Preform with internal barrier and internal layer of high thermal stability and products made from the same71US 4,550,043 AContinental Plastic Containers, Inc. · 1985
- Tube-in-tube balloon67US 8,168,275 B2Boston Scientific Scimed, Inc. · 2012
- Rubber shaped articles having a finishing layer and a process for production thereof61US 5,143,772 AToyoda Gosei Co., Ltd. · 1992