C08L 77/10
Polyamides derived from aromatically bound amino and carboxyl groups of amino-carboxylic acids
Official title: Polyamides derived from aromatically bound amino and carboxyl groups of amino-carboxylic acids or of polyamines and polycarboxylic acids
C08L77/10 (Polyamides derived from aromatically bound amino and carboxyl groups of amino-carboxylic acids) appears on 300 US grants and 362 published applications in this corpus.
Search patents in C08L- Granted patents
- 300
- Published applications
- 362
- Assignees
- 241
- Inventors
- 941
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 6 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 0 | 0 |
| 1994 | 9 | 0 |
| 1995 | 11 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 8 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 4 | 4 |
| 2003 | 3 | 2 |
| 2004 | 0 | 12 |
| 2005 | 2 | 4 |
| 2006 | 1 | 11 |
| 2007 | 2 | 15 |
| 2008 | 3 | 12 |
| 2009 | 4 | 14 |
| 2010 | 7 | 24 |
| 2011 | 7 | 13 |
| 2012 | 14 | 17 |
| 2013 | 12 | 19 |
| 2014 | 9 | 13 |
| 2015 | 16 | 18 |
| 2016 | 8 | 15 |
| 2017 | 13 | 18 |
| 2018 | 13 | 18 |
| 2019 | 17 | 28 |
| 2020 | 19 | 18 |
| 2021 | 8 | 16 |
| 2022 | 14 | 16 |
| 2023 | 10 | 22 |
| 2024 | 10 | 15 |
| 2025 | 10 | 12 |
| 2026 | 9 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polymer blends of polyamide and aliphatic polyketone6 Oct 2026US 12,753,309 B2Avient Corporation
- Polyamide resin composition for strut system striker cap6 Oct 2026US 12,753,310 B2Hyundai Motor Company
- Epoxy composition containing copolyamide and block copolymer with polyamide and polyether blocks22 Sep 2026US 12,742,068 B2Zephyros, Inc.
- Bismaleimide compound, composition containing same, polybenzoxazole, and semiconductor device15 Sep 2026US 12,736,879 B2Nippon Kayaku Kabushiki Kaisha
- Separator and lithium-ion battery30 Jun 2026US 12,671,145 B2Ningde Amperex Technology Limited
- Near infrared fluorescent nanosensors for iron30 Jul 2026US 2026/0219187 A1
- Poly(arylene sulfide) resin composition, molded article, and production methods therefor23 Jul 2026US 2026/0209516 A1DIC Corporation
- Modified aramid dope, and preparation method and use thereof7 May 2026US 2026/0125527 A1Tayho Advanced Materials Group Co., Ltd.
- Hybrid cord, rubber-fiber composite, and tire12 Mar 2026US 2026/0070374 A1Bridgestone Corporation
- Epdm roofing membranes reinforced with short fiber aramids12 Mar 2026US 2026/0071434 A1Carlisle Construction Materials, LLC
Most cited
By later US patents
- Composite friction element48US 4,219,452 AAMSTED Industries Incorporated · 1980
- Friction members formed from compositions containing aramid fibers and an aqueous heat-hardenable cement comprising a water soluble phenolic resin and a heat-curable elastomer45US 4,320,823 ARaybestos-Manhattan, Inc. · 1982
- Heat resistant molding resin composition42US 4,340,697 AToray Industries, Inc. · 1982
- Processing for producing shaped wholly aromatic polyamide resin composition article and shaped article produced thereby34US 5,928,589 ATeijin Limited · 1999
- Fibrated admix or polymer and process therefore32US 4,244,847 AThe Gates Rubber Company · 1981