A61K 31/765
Polymers containing oxygen
A61K31/765 (Polymers containing oxygen) appears on 1,086 US grants and 1,585 published applications in this corpus.
Search patents in A61K- Granted patents
- 1,086
- Published applications
- 1,585
- Assignees
- 786
- Inventors
- 2,749
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 7 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 7 | 0 |
| 1983 | 6 | 0 |
| 1984 | 11 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 9 | 0 |
| 1990 | 9 | 0 |
| 1991 | 15 | 0 |
| 1992 | 14 | 0 |
| 1993 | 20 | 0 |
| 1994 | 9 | 0 |
| 1995 | 10 | 0 |
| 1996 | 17 | 0 |
| 1997 | 30 | 0 |
| 1998 | 20 | 0 |
| 1999 | 19 | 0 |
| 2000 | 19 | 0 |
| 2001 | 18 | 15 |
| 2002 | 21 | 39 |
| 2003 | 36 | 43 |
| 2004 | 15 | 60 |
| 2005 | 8 | 46 |
| 2006 | 17 | 61 |
| 2007 | 16 | 54 |
| 2008 | 10 | 48 |
| 2009 | 12 | 48 |
| 2010 | 25 | 72 |
| 2011 | 20 | 61 |
| 2012 | 32 | 63 |
| 2013 | 52 | 81 |
| 2014 | 61 | 99 |
| 2015 | 57 | 100 |
| 2016 | 63 | 94 |
| 2017 | 64 | 94 |
| 2018 | 64 | 62 |
| 2019 | 38 | 57 |
| 2020 | 37 | 68 |
| 2021 | 33 | 65 |
| 2022 | 26 | 54 |
| 2023 | 27 | 72 |
| 2024 | 21 | 47 |
| 2025 | 39 | 50 |
| 2026 | 19 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Compositions, methods, systems and kits for the treatment of nosebleeds6 Oct 2026US 12,751,967 B2Advanced Rx
- Surface treatment of contact lens and treatment of ocular discomfort by water soluble polymers and lipids/liposomes22 Sep 2026US 12,740,942 B2Yeda Research and Development Co. Ltd.
- Treatment for down syndrome-related accelerated aging1 Sep 2026US 12,721,863 B2The Texas A&M University System
- Treatment of immune evasive tumors11 Aug 2026US 12,702,714 B2onCour Pharma, Inc.
- Pharmaceutical composition comprising poloxamer 188 for improving the filtering function of kidneys23 Jun 2026US 12,661,372 B2
- Pharmaceutical composition for preventing or treating sepsis containing functionalized transition metal dichalcogenide24 Sep 2026US 2026/0284102 A1Industry-University Cooperation Foundation Hanyang University Erica Campus
- Amphiphilic nanoparticles to target amyloid beta-induced microglial activation10 Sep 2026US 2026/0263373 A1Rutgers, The State University of New Jersey
- Compositions of secretory and/or catalytic cells and methods using the same3 Sep 2026US 2026/0256846 A1Flagship Pioneering Innovations VI, LLC
- Eye drops20 Aug 2026US 2026/0240899 A1Nof Corporation
- A bioactive poly(lactic-co-glycolic acid) (plga) material, related printed structure and related methods thereof6 Aug 2026US 2026/0224610 A1Agency for Science, Technology and Research
Most cited
By later US patents
- Amphoteric compositions and polymeric forms of alpha hydroxyacids, and their therapeutic use354US 5,091,171 A1992
- Sustained release, comfort formulation for glaucoma therapy329US 4,911,920 AAlcon Laboratories, Inc. · 1990
- Method for reducing or preventing transplant rejection in the eye and intraocular implants for use therefor211US 6,699,493 B2Oculex Pharmaceuticals, Inc. · 2004
- Methods and compositions for reducing or eliminating post-surgical adhesion formation207US 6,136,333 ALife Medical Sciences, Inc. · 2000
- Methods for reducing or eliminating post-surgical adhesion formation203US 5,711,958 ALife Medical Sciences, Inc. · 1998