C08J 2467/04
Polyesters derived from hydroxy carboxylic acids
Official title: Polyesters derived from hydroxy carboxylic acids, e.g. lactones (C08J2467/06 takes precedence)
C08J2467/04 (Polyesters derived from hydroxy carboxylic acids) appears on 215 US grants and 377 published applications in this corpus.
Search patents in C08J- Granted patents
- 215
- Published applications
- 377
- Assignees
- 220
- Inventors
- 908
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 2 | 5 |
| 2012 | 2 | 14 |
| 2013 | 7 | 11 |
| 2014 | 3 | 14 |
| 2015 | 6 | 23 |
| 2016 | 15 | 40 |
| 2017 | 14 | 17 |
| 2018 | 16 | 22 |
| 2019 | 19 | 23 |
| 2020 | 22 | 30 |
| 2021 | 17 | 16 |
| 2022 | 17 | 28 |
| 2023 | 14 | 31 |
| 2024 | 26 | 35 |
| 2025 | 17 | 24 |
| 2026 | 18 | 40 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Biobased nylon with improved degradation15 Sep 2026US 12,735,567 B2Shakespeare Company
- Masterbatch of highly loaded amorphous PHA dispersed in amorphous or semi-crystalline polymer and method of producing the same28 Jul 2026US 12,692,387 B2Cj Cheiljedang Corporation
- Bio-assimilation master batch composition, processes for producing polymeric bio-assimilating material therefrom, and products produced therefrom30 Jun 2026US 12,668,672 B2Smart Plastic Technologies, LLC
- Depolymerization optimization platform30 Jun 2026US 12,668,678 B2X Development LLC
- Biodegradable film23 Jun 2026US 12,661,875 B2Novamont S. p. A.
- Biodegradable film8 Oct 2026US 2026/0307370 A1Novamont S. p. A.
- Bio-assimilation master batch composition, processes for producing polymeric bioassimilating material therefrom, and products produced therefrom8 Oct 2026US 2026/0308339 A1Smart Plastic Technologies, LLC
- Method for preparing biodegradable resin composition using composite compatibilizer and biomass-based biodegradable resin composition prepared thereby8 Oct 2026US 2026/0308342 A1Daesang Corporation
- Thermoplastic collagen compositions comprising polyesters8 Oct 2026US 2026/0308379 A1
- Masterbatch of highly loaded amorphous pha dispersed in amorphous or semi-crystalline polymer and method of producing the same1 Oct 2026US 2026/0297323 A1Cj Cheiljedang Corporation
Most cited
By later US patents
- Polymeric blends and methods of using same40US 8,444,905 B2Fina Technology, Inc. · 2013
- Absorbable polymer blend compositions having enhanced nucleation rates30US 9,873,790 B1Ethicon, Inc. · 2018
- Thermoformed article formed from a porous polymeric sheet29US 10,286,593 B2Kimberly-Clark Worldwide, Inc. · 2019
- Biodegradable sheet20US 10,239,292 B2Tipa Corp. Ltd. · 2019
- Polymeric blends and methods of using same20US 8,268,913 B2Fina Technology, Inc. · 2012