C08G 69/40
Polyamides containing oxygen in the form of ether groups
Official title: Polyamides containing oxygen in the form of ether groups (C08G69/12, C08G69/32 take precedence)
C08G69/40 (Polyamides containing oxygen in the form of ether groups) appears on 575 US grants and 651 published applications in this corpus.
Search patents in C08G- Granted patents
- 575
- Published applications
- 651
- Assignees
- 348
- Inventors
- 1,622
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 9 | 0 |
| 1979 | 5 | 0 |
| 1980 | 7 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 10 | 0 |
| 1987 | 12 | 0 |
| 1988 | 12 | 0 |
| 1989 | 10 | 0 |
| 1990 | 10 | 0 |
| 1991 | 10 | 0 |
| 1992 | 13 | 0 |
| 1993 | 11 | 0 |
| 1994 | 7 | 0 |
| 1995 | 13 | 0 |
| 1996 | 7 | 0 |
| 1997 | 15 | 0 |
| 1998 | 9 | 0 |
| 1999 | 14 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 3 |
| 2002 | 7 | 3 |
| 2003 | 4 | 6 |
| 2004 | 2 | 6 |
| 2005 | 10 | 5 |
| 2006 | 5 | 3 |
| 2007 | 1 | 11 |
| 2008 | 0 | 5 |
| 2009 | 3 | 15 |
| 2010 | 3 | 25 |
| 2011 | 7 | 18 |
| 2012 | 14 | 21 |
| 2013 | 14 | 46 |
| 2014 | 27 | 37 |
| 2015 | 23 | 43 |
| 2016 | 26 | 43 |
| 2017 | 26 | 42 |
| 2018 | 25 | 41 |
| 2019 | 35 | 32 |
| 2020 | 29 | 33 |
| 2021 | 22 | 29 |
| 2022 | 15 | 38 |
| 2023 | 12 | 43 |
| 2024 | 21 | 47 |
| 2025 | 18 | 40 |
| 2026 | 12 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polymer and thermal interface material6 Oct 2026US 12,753,335 B2Industrial Technology Research Institute
- Epoxy composition containing copolyamide and block copolymer with polyamide and polyether blocks22 Sep 2026US 12,742,068 B2Zephyros, Inc.
- Copolyamide and polymer film containing at least one diamine, a dicarboxylic acid and 1,5-diamino-3-oxapentane25 Aug 2026US 12,715,963 B2BASF SE
- Protein-enclosing polymeric micelle11 Aug 2026US 12,702,718 B2The University of Tokyo
- Thermoplastic elastomer-silicone composition16 Jun 2026US 12,655,294 B2Arkema France
- Polyamide block copolymer, polyamide block copolymer composition, and molded body8 Oct 2026US 2026/0308323 A1Kuraray Co., Ltd.
- Polymers, aqueous compositions comprising such polymers, and use as laundry detergents1 Oct 2026US 2026/0297462 A1BASF SE
- Polymer compositions with thermally contractile molecules10 Sep 2026US 2026/0265448 A1National Technology & Engineering Solutions of Sandia, LLC
- Reusable resins and composites27 Aug 2026US 2026/0250461 A1Polynt Composites USA, Inc.
- Extraction of metals from an aqueous solution20 Aug 2026US 2026/0242890 A1Iowa State University Research Foundation, Inc.
Most cited
By later US patents
- Hydrogels of absorbable polyoxaesters413US 5,698,213 AEthicon, Inc. · 1997
- Hydrogels of absorbable polyoxaesters containing amines or amido groups336US 5,700,583 AEthicon, Inc. · 1997
- Absorbable polyoxaesters334US 5,464,929 AEthicon, Inc. · 1995
- Absorbable polyoxaesters310US 5,618,552 AEthicon, Inc. · 1997
- Polymer blends containing absorbable polyoxaesters306US 5,607,687 AEthicon, Inc. · 1997