C08G 18/4283
Hydroxycarboxylic acid or ester
Official title: {Hydroxycarboxylic acid or ester}
C08G18/4283 (Hydroxycarboxylic acid or ester) appears on 91 US grants and 99 published applications in this corpus.
Search patents in C08G- Granted patents
- 91
- Published applications
- 99
- Assignees
- 95
- Inventors
- 352
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 14 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 1 |
| 2003 | 1 | 2 |
| 2004 | 0 | 4 |
| 2005 | 1 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 4 |
| 2008 | 0 | 4 |
| 2009 | 0 | 5 |
| 2010 | 0 | 8 |
| 2011 | 3 | 3 |
| 2012 | 2 | 5 |
| 2013 | 8 | 6 |
| 2014 | 2 | 1 |
| 2015 | 3 | 5 |
| 2016 | 3 | 5 |
| 2017 | 3 | 4 |
| 2018 | 4 | 6 |
| 2019 | 5 | 2 |
| 2020 | 1 | 5 |
| 2021 | 3 | 6 |
| 2022 | 3 | 4 |
| 2023 | 2 | 4 |
| 2024 | 3 | 12 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing hydroxy-fatty-acid-based polyols13 Jan 2026US 12,522,686 B2U. WindmöLler Innovation GmbH & Co. KG
- Systems and methods for customizing mechanical strength in stimuli-responsive bioabsorbable materials9 Sep 2025US 12,408,914 B2Cilag GmbH International
- Vehicle wiper blade9 Sep 2025US 12,410,275 B2Canon Kabushiki Kaisha
- Oriented biodegradable polyurethanes29 Oct 2024US 12,129,333 B2Polynovo Biomaterials Pty Limited
- Bio-based polyols, esters, and surfactants19 Mar 2024US 11,932,721 B2
- Systems and methods for tuning absorption pathways in bioabsorbable materials26 Dec 2024US 2024/0423613 A1Cilag GmbH International
- Systems and methods for embedding medical additives into bioabsorbable materials26 Dec 2024US 2024/0423614 A1Cilag GmbH International
- Compressible surgical adjuncts, cartridges, and cartridge assemblies26 Dec 2024US 2024/0423616 A1Cilag GmbH International
- Systems and methods for customizing mechanical strength in stimuli-responsive bioabsorbable materials26 Dec 2024US 2024/0423617 A1Cilag GmbH International
- Modified surgical adjuncts and stapling assemblies26 Dec 2024US 2024/0423618 A1Cilag GmbH International
Most cited
By later US patents
- Biodegradable polymeric materials based on polyether glycols, processes for the preparation thereof and surgical articles made therefrom216US 4,826,945 AYissum Research Development Company · 1989
- Resins for electrohotographic toners77US 5,387,665 AMitsui Toatsu Chemicals, Inc. · 1995
- Reactive hyperbranched polymers for powder coatings68US 6,114,489 AHerberts GmbH · 2000
- Use of polyurethanes which are soluble or dispersible in water as aids in cosmetic and pharmaceutical compositions, and polyurethanes which contain polylactic acid polyols as copolymerized units68US 6,372,876 B1BASF SE · 2002
- Biodegradable hydrophilic foams and method63US 4,132,839 AW. R. Grace & Co. · 1979