A61K 8/55
Phosphorus compounds
A61K8/55 (Phosphorus compounds) appears on 1,539 US grants and 1,942 published applications in this corpus.
Search patents in A61K- Granted patents
- 1,539
- Published applications
- 1,942
- Assignees
- 844
- Inventors
- 3,861
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 11 | 0 |
| 1978 | 23 | 0 |
| 1979 | 15 | 0 |
| 1980 | 11 | 0 |
| 1981 | 13 | 0 |
| 1982 | 9 | 0 |
| 1983 | 8 | 0 |
| 1984 | 16 | 0 |
| 1985 | 13 | 0 |
| 1986 | 6 | 0 |
| 1987 | 6 | 0 |
| 1988 | 11 | 0 |
| 1989 | 18 | 0 |
| 1990 | 17 | 0 |
| 1991 | 24 | 0 |
| 1992 | 30 | 0 |
| 1993 | 15 | 0 |
| 1994 | 26 | 0 |
| 1995 | 19 | 0 |
| 1996 | 27 | 0 |
| 1997 | 60 | 0 |
| 1998 | 37 | 0 |
| 1999 | 34 | 0 |
| 2000 | 23 | 0 |
| 2001 | 34 | 10 |
| 2002 | 35 | 61 |
| 2003 | 34 | 53 |
| 2004 | 21 | 52 |
| 2005 | 20 | 60 |
| 2006 | 16 | 64 |
| 2007 | 13 | 49 |
| 2008 | 13 | 64 |
| 2009 | 21 | 65 |
| 2010 | 24 | 79 |
| 2011 | 29 | 66 |
| 2012 | 42 | 61 |
| 2013 | 57 | 66 |
| 2014 | 49 | 103 |
| 2015 | 56 | 94 |
| 2016 | 53 | 93 |
| 2017 | 67 | 120 |
| 2018 | 67 | 91 |
| 2019 | 63 | 89 |
| 2020 | 55 | 96 |
| 2021 | 56 | 105 |
| 2022 | 58 | 95 |
| 2023 | 64 | 85 |
| 2024 | 40 | 89 |
| 2025 | 42 | 71 |
| 2026 | 26 | 61 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Phosphonates and N-halamines compositions for tartar removal1 Sep 2026US 12,721,800 B2Bar-Ilan University
- Compositions and methods relating to stimulation of hyaluronic acid1 Sep 2026US 12,721,801 B2Alastin Skincare, Inc.
- Magnolia extract containing compositions25 Aug 2026US 12,714,657 B2Mary Kay Inc.
- DMS (derma membrane structure) in foam creams21 Jul 2026US 12,685,697 B2Nsc Pharma GmbH & Co. KG
- Natural edible shampoo and preparation method therefor21 Jul 2026US 12,685,700 B2Ningbo Yufangtang Biological Science and Technology Co., Ltd.
- Alkenone-based formulations for topical applications1 Oct 2026US 2026/0294759 A1Western Washington University
- Artificial nail composition and artificial nail1 Oct 2026US 2026/0294764 A1Shofu Inc.
- Mineral oil-free, mechanically stable lipstick1 Oct 2026US 2026/0294787 A1Beiersdorf AG
- Cosmetic preparation24 Sep 2026US 2026/0283916 A1Shiseido Company, Ltd.
- W/o composition comprising ionically crosslinked cationic polymer selected from chitosans and polylysines24 Sep 2026US 2026/0283932 A1L'oreal
Most cited
By later US patents
- Amphoteric compositions and polymeric forms of alpha hydroxyacids, and their therapeutic use354US 5,091,171 A1992
- Oral compositions for plaque, caries, and calculus retardation with reduced staining tendencies195US 4,051,234 AThe Procter & Gamble Company · 1977
- Oral compositions for calculus retardation177US 3,959,458 AThe Procter & Gamble Company · 1976
- Bioadhesive nanoparticulate compositions having cationic surface stabilizers156US 6,428,814 B1Elan Pharma International Limited · 2002
- Skin cream composition150US 5,922,331 AChanel, Inc. · 1999