C08J 2477/00
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
C08J2477/00 (Working-up: characterised by the use of polyamides obtained by reactions forming a) appears on 391 US grants and 602 published applications in this corpus.
Search patents in C08J- Granted patents
- 391
- Published applications
- 602
- Assignees
- 299
- Inventors
- 1,420
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 2 |
| 2002 | 3 | 2 |
| 2003 | 4 | 1 |
| 2004 | 2 | 8 |
| 2005 | 2 | 5 |
| 2006 | 0 | 2 |
| 2007 | 4 | 10 |
| 2008 | 3 | 7 |
| 2009 | 1 | 6 |
| 2010 | 3 | 6 |
| 2011 | 7 | 16 |
| 2012 | 8 | 9 |
| 2013 | 6 | 14 |
| 2014 | 5 | 15 |
| 2015 | 9 | 38 |
| 2016 | 16 | 39 |
| 2017 | 21 | 36 |
| 2018 | 22 | 44 |
| 2019 | 25 | 47 |
| 2020 | 33 | 55 |
| 2021 | 36 | 41 |
| 2022 | 33 | 44 |
| 2023 | 25 | 43 |
| 2024 | 32 | 49 |
| 2025 | 29 | 39 |
| 2026 | 20 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08J 2477/06Polyamides derived from polyamines and polycarboxylic acidsIndexing code99
- C08J 2477/02Polyamides derived from omega-amino carboxylic acids or from lactams thereofIndexing code77
- C08J 2477/10Polyamides derived from aromatically bound amino and carboxyl groups of amino carboxylicIndexing code22
- C08J 2477/04Polyamides derived from alpha-amino carboxylic acidsIndexing code15
- C08J 2477/12Polyester-amidesIndexing code3
Recent patents
- Continuous-fiber-reinforced resin molding and method for manufacturing same15 Sep 2026US 12,734,765 B2Asahi Kasei Kabushiki Kaisha
- Thermoplastic resin composition, and molded article15 Sep 2026US 12,735,564 B2LG Chem.Ltd.
- Method for preparing rubber for elastomer of flexible joint18 Aug 2026US 12,709,677 B2Xi'an Sunward Aeromat Co., Ltd.
- Polymer processing aids7 Jul 2026US 12,674,049 B2ExxonMobil Technology and Engineering Company
- Ultrastrong aerogels based on aramid nanofiber composites and membrane devices made therefrom9 Jun 2026US 12,649,835 B2Advanced Biomedical Instrumental Centre Limited
- Thermoplastic composition, articles prepared therefrom, and method for the manufacture thereof24 Sep 2026US 2026/0286129 A1Shpp Global Technologies B.V.
- High-pressure reverse osmosis membrane based on pectin-assisted interfacial polymerization and preparation method therefor17 Sep 2026US 2026/0273475 A1Shandong Industrial Institute of Seawater Desalination and Multipurpose Utilization
- Polyamide resin composition, film and film laminate comprising same, and pellet mixture17 Sep 2026US 2026/0275106 A1Ube Corporation
- Monoextruded hemp composite board20 Aug 2026US 2026/0242604 A1
- Polysaccharide-based macromolecule cross-linking agent, polysaccharide-based biological material, and preparation method therefor and use thereof30 Jul 2026US 2026/0217923 A1Shanghai Jiaotong University
Most cited
By later US patents
- Resilient cushion52US 6,555,214 B12003
- Addition of additives to polymeric materials51US 5,236,645 ABASF SE · 1993
- Additive-containing synthetic filaments, and yarns and carpets including such filaments45US 5,834,089 ABASF SE · 1998
- Cellular intumescent materials31US 4,324,835 ADunlop Limited · 1982
- Polyimide aerogels having polyamide cross-links and processes for making the same28US 9,434,832 B1The United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 2016