C08G 18/83
Chemically modified polymers
C08G18/83 (Chemically modified polymers) appears on 817 US grants and 555 published applications in this corpus.
Search patents in C08G- Granted patents
- 817
- Published applications
- 555
- Assignees
- 415
- Inventors
- 1,897
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 23 | 0 |
| 1978 | 22 | 0 |
| 1979 | 20 | 0 |
| 1980 | 19 | 0 |
| 1981 | 13 | 0 |
| 1982 | 14 | 0 |
| 1983 | 10 | 0 |
| 1984 | 13 | 0 |
| 1985 | 17 | 0 |
| 1986 | 15 | 0 |
| 1987 | 16 | 0 |
| 1988 | 19 | 0 |
| 1989 | 23 | 0 |
| 1990 | 14 | 0 |
| 1991 | 26 | 0 |
| 1992 | 24 | 0 |
| 1993 | 20 | 0 |
| 1994 | 12 | 0 |
| 1995 | 8 | 0 |
| 1996 | 22 | 0 |
| 1997 | 16 | 0 |
| 1998 | 25 | 0 |
| 1999 | 17 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 0 |
| 2002 | 4 | 15 |
| 2003 | 7 | 7 |
| 2004 | 9 | 10 |
| 2005 | 7 | 10 |
| 2006 | 6 | 15 |
| 2007 | 1 | 5 |
| 2008 | 5 | 6 |
| 2009 | 4 | 12 |
| 2010 | 8 | 18 |
| 2011 | 3 | 17 |
| 2012 | 5 | 15 |
| 2013 | 9 | 48 |
| 2014 | 21 | 35 |
| 2015 | 30 | 28 |
| 2016 | 30 | 30 |
| 2017 | 34 | 30 |
| 2018 | 24 | 28 |
| 2019 | 30 | 40 |
| 2020 | 21 | 37 |
| 2021 | 31 | 24 |
| 2022 | 24 | 28 |
| 2023 | 18 | 40 |
| 2024 | 17 | 21 |
| 2025 | 20 | 20 |
| 2026 | 10 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08G 18/831By oxygen-containing compounds inclusive of carbonic acid halogenides, carboxylic acid halogenides and230
- C08G 18/833By nitrogen containing compounds182
- C08G 18/837By silicon containing compounds143
- C08G 18/86By peroxides55
- C08G 18/834By compounds containing a thiol group44
- C08G 18/84By aldehydes42
- C08G 18/838By compounds containing heteroatoms other than oxygen, halogens, nitrogen, sulfur, phosphorus or40
- C08G 18/836By phosphorus containing compounds18
All 10 subgroupsShow fewer
Recent patents
- Composite material and its method of production4 Aug 2026US 12,698,394 B2Nanoregmed Limited
- Free-radically polymerizable compounds, compositions including the same, polymerized compounds, methods of making and articles including the same2 Jun 2026US 12,645,139 B23M Innovative Properties Company
- Aziridinyl functional compound26 May 2026US 12,637,423 B2Covestro (Netherlands) B.V.
- Functionalized thermoplastic polyurethane, method for producing same, method for producing highly functional medical composite material using same, and medical device including same19 May 2026US 12,630,665 B2I-Sens, Inc.
- Urethane compounds comprising perfluorinated group, hydrolysable silane group, and (meth)acryl group5 May 2026US 12,617,970 B23M Innovative Properties Company
- Reactive compositions that include acid functional compounds and compositions derived therefrom1 Oct 2026US 2026/0297375 A1PPG Industries Ohio, Inc.
- Curable composition having an aldehyde-functional polymer17 Sep 2026US 2026/0275025 A1Sika Technology AG
- Modified bio-based waterborne polyurethane, method for preparing same, and use thereof27 Aug 2026US 2026/0250452 A1Mojia (Shanghai) Biotech Co., Ltd
- Polymer composition which can be cured at room temperature and which is made of polyaldehyde and polymalonate27 Aug 2026US 2026/0250454 A1Sika Technology AG
- Urea-containing polyurethane acrylate resin, composite material, and method for preparing composite material thereof27 Aug 2026US 2026/0250456 A1Swancor Innovation & Incubation Co., Ltd.
Most cited
By later US patents
- Medical apparatus having protective, lubricious coating413US 5,272,012 AC. R. Bard, Inc. · 1993
- Functionalized polyurethanes309US 6,177,523 B1CardioTech International, Inc. · 2001
- Medical apparatus having protective, lubricious coating207US 5,026,607 AC. R. Bard, Inc. · 1991
- Photopolymerizable compositions172US 4,394,403 AMinnesota Mining and Manufacturing Company · 1983
- Process for preparing covalently bound-heparin containing polyurethane-peo-heparin coating compositions157US 5,741,881 AMeadox Medicals, Inc. · 1998