C08L 77/02
Polyamides derived from omega-amino carboxylic acids or from lactams thereof
Official title: Polyamides derived from omega-amino carboxylic acids or from lactams thereof (C08L77/10 takes precedence)
C08L77/02 (Polyamides derived from omega-amino carboxylic acids or from lactams thereof) appears on 1,245 US grants and 1,870 published applications in this corpus.
Search patents in C08L- Granted patents
- 1,245
- Published applications
- 1,870
- Assignees
- 642
- Inventors
- 3,672
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 8 | 0 |
| 1992 | 4 | 0 |
| 1993 | 12 | 0 |
| 1994 | 10 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 15 | 0 |
| 1998 | 14 | 0 |
| 1999 | 20 | 0 |
| 2000 | 24 | 0 |
| 2001 | 24 | 8 |
| 2002 | 29 | 48 |
| 2003 | 23 | 48 |
| 2004 | 29 | 64 |
| 2005 | 24 | 40 |
| 2006 | 30 | 47 |
| 2007 | 23 | 55 |
| 2008 | 12 | 42 |
| 2009 | 15 | 30 |
| 2010 | 24 | 60 |
| 2011 | 30 | 53 |
| 2012 | 25 | 64 |
| 2013 | 33 | 81 |
| 2014 | 48 | 91 |
| 2015 | 52 | 96 |
| 2016 | 57 | 118 |
| 2017 | 59 | 80 |
| 2018 | 67 | 90 |
| 2019 | 66 | 109 |
| 2020 | 69 | 89 |
| 2021 | 62 | 110 |
| 2022 | 61 | 141 |
| 2023 | 52 | 96 |
| 2024 | 69 | 94 |
| 2025 | 60 | 64 |
| 2026 | 36 | 52 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polyamide composite resin composition having high rigidity and low water absorption and molded article comprising the same6 Oct 2026US 12,753,307 B2Hdc Hyundai Engineering Plastics Co., Ltd.
- Epoxy composition containing copolyamide and block copolymer with polyamide and polyether blocks22 Sep 2026US 12,742,068 B2Zephyros, Inc.
- Resin composition comprising thermoplastic plastomer and hollow resin particles and molded product thereof22 Sep 2026US 12,742,070 B2Zeon Corporation
- Biobased nylon with improved degradation15 Sep 2026US 12,735,567 B2Shakespeare Company
- Rotationally torquable endovascular device with actuatable working end30 Jun 2026US 12,667,698 B2Rapid Medical Ltd.
- Polyamide composition and polar graphene1 Oct 2026US 2026/0297326 A1Arkema France
- Three-dimensional printing with dihydrazide antioxidants17 Sep 2026US 2026/0273841 A1Peridot Print LLC
- Polyamide resin composition, film and film laminate comprising same, and pellet mixture17 Sep 2026US 2026/0275106 A1Ube Corporation
- Dishwasher basket and dishwasher having the same10 Sep 2026US 2026/0265495 A1Samsung Electronics Co., Ltd.
- Multilayer tubular structure having better resistance to extraction in biofuel and use thereof3 Sep 2026US 2026/0258888 A1Arkema France
Most cited
By later US patents
- Composite material and process for manufacturing same185US 4,739,007 AKabushiki Kaisha Toyota Chou Kenkyusho · 1988
- Semiabsorbable bone plate spacer173US 5,013,315 AMinnesota Mining and Manufacturing Company · 1991
- Rubber toughened thermoplastic resin nano composites124US 6,060,549 AExxon Chemical Patents Inc. · 2000
- Silicone hydrogels having a structure formed via controlled reaction kinetics103US 8,937,110 B2Johnson & Johnson Vision Care, Inc. · 2015
- Thermoplastic resin composition, production method thereof, and molded article78US 7,960,473 B2Toray Industries, Inc. · 2011