A61L 29/141
Plasticizers
Official title: {Plasticizers}
A61L29/141 (Plasticizers) appears on 55 US grants and 61 published applications in this corpus.
Search patents in A61L- Granted patents
- 55
- Published applications
- 61
- Assignees
- 36
- Inventors
- 139
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 5 |
| 2011 | 0 | 2 |
| 2012 | 2 | 3 |
| 2013 | 1 | 1 |
| 2014 | 5 | 5 |
| 2015 | 1 | 5 |
| 2016 | 2 | 3 |
| 2017 | 2 | 1 |
| 2018 | 1 | 5 |
| 2019 | 3 | 3 |
| 2020 | 3 | 2 |
| 2021 | 4 | 4 |
| 2022 | 2 | 3 |
| 2023 | 5 | 5 |
| 2024 | 2 | 2 |
| 2025 | 1 | 3 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Urinary catheter4 Aug 2026US 12,697,467 B2C. R. Bard, Inc.
- Hydrophilic medical products and hydration mediums for hydrating the same17 Feb 2026US 12,551,601 B2Hollister Incorporated
- Zwitterionic copolymer coatings and related methods20 Jan 2026US 12,528,967 B2University of Washington
- Catheter assemblies with interfacial pH controller25 Mar 2025US 12,257,369 B2Hollister Incorporated
- Drug eluting balloon and balloon catheter26 Nov 2024US 12,151,070 B2Shanghai Microport Medical (Group) Co., Ltd.
- Hydrophilic medical products and hydration mediums for hydrating the same21 May 2026US 2026/0137841 A1Hollister Incorporated
- Zwitterionic copolymer coatings and related methods30 Apr 2026US 2026/0117086 A1University of Washington
- Medical tube article15 Jan 2026US 2026/0014350 A1
- Catheter Assemblies with Interfacial pH Controller31 Jul 2025US 2025/0242088 A1
- Zwitterionic copolymer coatings and related methods22 May 2025US 2025/0163290 A9University of Washington
Most cited
By later US patents
- Anesthetizing plastics, drug delivery plastics, and related medical products, systems and methods232US 6,461,644 B12002
- Intubation devices with local anesthetic effect for medical use206US 5,279,594 A1994
- Medical devices made from improved polymer blends151US 6,093,463 AIntella Interventional Systems, Inc. · 2000
- Catheter made of a thermoplastic material having improved softness and low friction120US 4,198,983 ABaxter Travenol Laboratories, Inc. · 1980
- Balloon-type catheter102US 4,154,244 ABaxter Travenol Laboratories, Inc. · 1979