C08J 2377/00
Working-up: characterised by the use of polyamides obtained by reactions forming a
Official title: Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
C08J2377/00 (Working-up: characterised by the use of polyamides obtained by reactions forming a) appears on 1,544 US grants and 2,209 published applications in this corpus.
Search patents in C08J- Granted patents
- 1,544
- Published applications
- 2,209
- Assignees
- 928
- Inventors
- 4,950
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 7 | 0 |
| 1978 | 4 | 0 |
| 1979 | 5 | 0 |
| 1980 | 4 | 0 |
| 1981 | 7 | 0 |
| 1982 | 11 | 0 |
| 1983 | 1 | 0 |
| 1984 | 13 | 0 |
| 1985 | 10 | 0 |
| 1986 | 6 | 0 |
| 1987 | 14 | 0 |
| 1988 | 7 | 0 |
| 1989 | 19 | 0 |
| 1990 | 19 | 0 |
| 1991 | 18 | 0 |
| 1992 | 17 | 0 |
| 1993 | 11 | 0 |
| 1994 | 8 | 0 |
| 1995 | 12 | 0 |
| 1996 | 11 | 0 |
| 1997 | 11 | 0 |
| 1998 | 19 | 0 |
| 1999 | 40 | 0 |
| 2000 | 21 | 0 |
| 2001 | 11 | 3 |
| 2002 | 20 | 20 |
| 2003 | 10 | 12 |
| 2004 | 11 | 20 |
| 2005 | 6 | 19 |
| 2006 | 6 | 31 |
| 2007 | 7 | 33 |
| 2008 | 13 | 44 |
| 2009 | 16 | 43 |
| 2010 | 20 | 77 |
| 2011 | 34 | 63 |
| 2012 | 26 | 57 |
| 2013 | 37 | 65 |
| 2014 | 34 | 76 |
| 2015 | 45 | 110 |
| 2016 | 59 | 110 |
| 2017 | 77 | 130 |
| 2018 | 73 | 113 |
| 2019 | 88 | 142 |
| 2020 | 98 | 163 |
| 2021 | 99 | 149 |
| 2022 | 84 | 161 |
| 2023 | 95 | 164 |
| 2024 | 95 | 166 |
| 2025 | 113 | 138 |
| 2026 | 64 | 100 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08J 2377/02Polyamides derived from omega-amino carboxylic acids or from lactams thereofIndexing code428
- C08J 2377/06Polyamides derived from polyamines and polycarboxylic acidsIndexing code410
- C08J 2377/10Polyamides derived from aromatically bound amino and carboxyl groups of amino carboxylicIndexing code131
- C08J 2377/04Polyamides derived from alpha-amino carboxylic acidsIndexing code51
- C08J 2377/12Polyester-amidesIndexing code48
Recent patents
- Polyamide resin composition6 Oct 2026US 12,753,308 B2Ube Corporation
- Continuous-fiber-reinforced resin molding and method for manufacturing same15 Sep 2026US 12,734,765 B2Asahi Kasei Kabushiki Kaisha
- Water soluble polymer blend compositions15 Sep 2026US 12,735,546 B2Interfacial Consultants LLC
- Biobased nylon with improved degradation15 Sep 2026US 12,735,567 B2Shakespeare Company
- Method for the production of cellular plastic particles25 Aug 2026US 12,715,163 B2FOX Velution GmbH
- Processes and systems for preparing cellular or viral membranes and nanoparticles8 Oct 2026US 2026/0308337 A1Arytha Biosciences, LLC
- High dielectric constant neat polymeric film1 Oct 2026US 2026/0297272 A1Dupont Safety & Construction, Inc.
- Recyclable, Biodegradable, and Industrially Compostable Extruded Foams, and Methods of Manufacturing the Same1 Oct 2026US 2026/0297279 A1O2 Partners, LLC
- Recovering polymer from three-dimensional printed objects1 Oct 2026US 2026/0297282 A1Peridot Print LLC
- Polymers, aqueous compositions comprising such polymers, and use as laundry detergents1 Oct 2026US 2026/0297462 A1BASF SE
Most cited
By later US patents
- Composite material and process for manufacturing same185US 4,739,007 AKabushiki Kaisha Toyota Chou Kenkyusho · 1988
- Composite material and process for producing the same143US 4,894,411 AKabushiki Kaisha Toyota Chuo Kenkyusho · 1990
- Polyamide composite material and method for preparing the same127US 5,102,948 AKabushiki Kaisha · 1992
- High rigidity and impact resistance resin composition90US 5,164,440 AKabushiki Kaisha Toyota Chuo Kenkyusho · 1992
- Polyamide blend composition having excellent gas barrier performance75US 7,427,430 B2Honeywell International Inc. · 2008