C08L 73/02
Polyanhydrides
C08L73/02 (Polyanhydrides) appears on 70 US grants and 34 published applications in this corpus.
Search patents in C08L- Granted patents
- 70
- Published applications
- 34
- Assignees
- 38
- Inventors
- 144
- Latest grant
- 18 Jul 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 7 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 5 | 2 |
| 2003 | 2 | 4 |
| 2004 | 2 | 1 |
| 2005 | 0 | 4 |
| 2006 | 3 | 1 |
| 2007 | 4 | 8 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 4 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 0 |
| 2014 | 0 | 1 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 2 |
| 2020 | 2 | 1 |
| 2021 | 2 | 3 |
| 2022 | 0 | 0 |
| 2023 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Polymer, ion-exchange membrane, and structure-enhanced membrane employing the same18 Jul 2023US 11,702,490 B2Industrial Technology Research Institute
- Polyacid-functionalized porous membranes, related methods, and related polyacid polymers23 May 2023US 11,654,402 B2Board of Trustees of Michigan State University
- Graphene-based membrane and method of producing the same19 Oct 2021US 11,148,099 B2Ngee Ann Polytechnic
- Low temperature cure powder coating compositions31 Aug 2021US 11,104,809 B2Allnex Netherlands B.V.
- Polyacid-functionalized porous membranes, related methods, and related polyacid polymers15 Sep 2020US 10,773,217 B2Board of Trustees of Michigan State University
- Vehicle interior component with polymer composition11 Nov 2021US 2021/0347945 A1Shanghai Yanfeng Jinqiao Automotive Trim Systems Co. Ltd.
- Polymer, ion-exchange membrane, and structure-enhanced membrane employing the same28 Jan 2021US 2021/0024672 A1Industrial Technology Research Institute
- Polyacid-Functionalized Porous Membranes, Related Methods, and Related Polyacid Polymers7 Jan 2021US 2021/0001284 A1Board of Trustees of Michigan State University
- Graphene-Based Membrane and Method of Producing the Same28 May 2020US 2020/0164318 A1Ngee Ann Polytechnic
- Low temperature cure powder coating compositions30 May 2019US 2019/0161625 A1Allnex Italy Srl
Most cited
By later US patents
- Bone regeneration membrane165US 5,676,699 ALaboratorium fur experimentalle Chirurgie, Forschungsinstitut · 1997
- Resorbable fixation device with controlled stiffness for treating bodily material in vivo and introducer therefor147US 5,236,431 ASynthes GmbH · 1993
- Antimicrobial compositions and methods88US 8,449,916 B1Iowa State University Research Foundation, Inc. · 2013
- Method of making biodegradable polymeric implants83US 6,352,667 B1Absorbable Polymer Technologies, Inc. · 2002
- Acid anhydrides as rate controlling agent for the erosion of polymers which latter polymers have beneficial substances dispersed throughout their matrix or where the polymer matrix surrounds the beneficial substance55US 4,489,056 AMerck & Co., Inc. · 1984