C08G 69/08
Derived from amino-carboxylic acids
Official title: derived from amino-carboxylic acids
C08G69/08 (Derived from amino-carboxylic acids) appears on 1,293 US grants and 1,176 published applications in this corpus.
Search patents in C08G- Granted patents
- 1,293
- Published applications
- 1,176
- Assignees
- 676
- Inventors
- 3,400
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 27 | 0 |
| 1977 | 18 | 0 |
| 1978 | 30 | 0 |
| 1979 | 14 | 0 |
| 1980 | 17 | 0 |
| 1981 | 16 | 0 |
| 1982 | 13 | 0 |
| 1983 | 11 | 0 |
| 1984 | 13 | 0 |
| 1985 | 14 | 0 |
| 1986 | 30 | 0 |
| 1987 | 28 | 0 |
| 1988 | 17 | 0 |
| 1989 | 15 | 0 |
| 1990 | 22 | 0 |
| 1991 | 23 | 0 |
| 1992 | 22 | 0 |
| 1993 | 16 | 0 |
| 1994 | 24 | 0 |
| 1995 | 27 | 0 |
| 1996 | 33 | 0 |
| 1997 | 21 | 0 |
| 1998 | 26 | 0 |
| 1999 | 29 | 0 |
| 2000 | 28 | 0 |
| 2001 | 30 | 3 |
| 2002 | 24 | 22 |
| 2003 | 23 | 27 |
| 2004 | 23 | 20 |
| 2005 | 11 | 16 |
| 2006 | 10 | 20 |
| 2007 | 7 | 17 |
| 2008 | 6 | 22 |
| 2009 | 8 | 23 |
| 2010 | 15 | 47 |
| 2011 | 9 | 42 |
| 2012 | 21 | 45 |
| 2013 | 24 | 49 |
| 2014 | 45 | 51 |
| 2015 | 43 | 41 |
| 2016 | 28 | 58 |
| 2017 | 49 | 65 |
| 2018 | 46 | 79 |
| 2019 | 52 | 74 |
| 2020 | 46 | 74 |
| 2021 | 52 | 87 |
| 2022 | 40 | 66 |
| 2023 | 45 | 66 |
| 2024 | 37 | 66 |
| 2025 | 39 | 63 |
| 2026 | 26 | 33 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Purification method for laurolactam6 Oct 2026US 12,753,280 B2Hanwha Solutions Corporation
- Flexible hydrophilic aspartic resin and emulsion15 Sep 2026US 12,735,532 B1Shenzhen Feiyang Protech Corp., Ltd
- Protein-enclosing polymeric micelle11 Aug 2026US 12,702,718 B2The University of Tokyo
- Flame retardant polyamide11 Aug 2026US 12,703,772 B2BASF SE
- Method for the continuous preparation of formulated polyamide prepolymers28 Jul 2026US 12,692,347 B2Arkema France
- Treatment Of Glaucoma With Rho Guanine Nucleotide Exchange Factor 12 (ARHGEF12) Inhibitors27 Aug 2026US 2026/0250681 A1Regeneron Pharmaceuticals, Inc.
- Renewably derived polyamides and methods of making the same13 Aug 2026US 2026/0234328 A1Wilmar Trading Pte. Ltd.
- Method for producing polyamide powder for 3d printing23 Jul 2026US 2026/0209436 A1Arkema France
- Polyaminated polyglutamic acid-containing compounds and uses thereof for delivering oligonucleotides16 Jul 2026US 2026/0199422 A1Ramot at Tel-Aviv University Ltd.
- Carboxymethylated lysine-based polymer and compositions comprising the same16 Jul 2026US 2026/0201119 A1BASF SE
Most cited
By later US patents
- Biodegradable, anionic polymers derived from the amino acid L-tyrosine283US 6,120,491 AThe State University of Rutgers · 2000
- Macromolecular highly branched homogeneous compound based on lysine units245US 4,289,872 AAllied Corporation · 1981
- Non-peptide polyamino acid bioerodible polymers194US 4,638,045 AMassachusetts Institute of Technology · 1987
- Condensation products of basic amino acids with copolymerizable compounds and a process for their production162US 6,034,204 ABASF SE · 2000
- Polyamino acid ester copolymers154US 5,910,564 ATh. Goldschmidt AG · 1999