A61K 31/80
Polymers containing hetero atoms not provided for in groups a61k31/755 - a61k31/795
Official title: Polymers containing hetero atoms not provided for in groups A61K31/755 - A61K31/795
A61K31/80 (Polymers containing hetero atoms not provided for in groups a61k31/755 - a61k31/795) appears on 218 US grants and 326 published applications in this corpus.
Search patents in A61K- Granted patents
- 218
- Published applications
- 326
- Assignees
- 192
- Inventors
- 630
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 8 | 0 |
| 1994 | 9 | 0 |
| 1995 | 10 | 0 |
| 1996 | 1 | 0 |
| 1997 | 11 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 3 |
| 2003 | 3 | 6 |
| 2004 | 2 | 9 |
| 2005 | 2 | 3 |
| 2006 | 2 | 5 |
| 2007 | 2 | 7 |
| 2008 | 1 | 12 |
| 2009 | 1 | 6 |
| 2010 | 5 | 13 |
| 2011 | 2 | 8 |
| 2012 | 7 | 16 |
| 2013 | 10 | 22 |
| 2014 | 10 | 14 |
| 2015 | 4 | 23 |
| 2016 | 9 | 18 |
| 2017 | 7 | 17 |
| 2018 | 10 | 21 |
| 2019 | 12 | 10 |
| 2020 | 12 | 18 |
| 2021 | 9 | 23 |
| 2022 | 10 | 19 |
| 2023 | 6 | 14 |
| 2024 | 12 | 16 |
| 2025 | 8 | 15 |
| 2026 | 5 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Therapeutic agent for short tear breakup time-type dry eye and eye drops containing same26 May 2026US 12,636,310 B2Kinki University
- Therapeutic agent for urological cancer which is characterized by being administered with IL-6 inhibitor and CCR2 inhibitor in combination24 Mar 2026US 12,583,918 B2Chugai Seiyaku Kabushiki Kaisha
- Pharmaceutical dosage form for an emulsion of simethicone and loperamide20 Jan 2026US 12,527,745 B2R.P. Scherer Technologies, LLC
- Non-aqueous gel composition13 Jan 2026US 12,521,344 B2Amaterasu Lifesciences LLP
- Polycationic polymers for use in treating and detecting cancer6 Jan 2026US 12,514,872 B2Duke University
- Eye drops20 Aug 2026US 2026/0240899 A1Nof Corporation
- Selenium-containing hyperbranched polymer (hbp), and preparation method and application thereof25 Jun 2026US 2026/0174794 A1Hangzhou Normal University
- Cosmetic or pharmaceutical composition for skin tautening, skin fixation and wrinkle reduction4 Jun 2026US 2026/0151324 A1Mayser Pharma AG
- Blood coagulation time shortening agent for blood specimen deficient in coagulation factor xii28 May 2026US 2026/0144815 A1Sekisui Medical Co., Ltd.
- Compositions comprising an active ingredient mixture comprising silicon and biotin and methods of use14 May 2026US 2026/0130936 A1Nutrition21, LLC
Most cited
By later US patents
- Anesthetic polyorganophosphazenes142US 4,495,174 AResearch Corporation · 1985
- Thin film with non-self-aggregating uniform heterogeneity and drug delivery systems made therefrom119US 7,425,292 B2Monosol Rx, LLC · 2008
- Moisturizing compositions containing organosilicon compounds102US 5,326,557 ADow Corning Corporation · 1994
- Chewable dosage forms97US 5,637,313 AWatson Laboratories, Inc. · 1997
- Moisturizing compositions containing organosilicon compounds96US 5,435,996 ADow Corning Corporation · 1995