A61K 8/4906
With one nitrogen as the only hetero atom
Official title: {with one nitrogen as the only hetero atom}
A61K8/4906 (With one nitrogen as the only hetero atom) appears on 2,574 US grants and 3,127 published applications in this corpus.
Search patents in A61K- Granted patents
- 2,574
- Published applications
- 3,127
- Assignees
- 925
- Inventors
- 5,332
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 22 | 0 |
| 1977 | 14 | 0 |
| 1978 | 20 | 0 |
| 1979 | 12 | 0 |
| 1980 | 20 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 11 | 0 |
| 1984 | 10 | 0 |
| 1985 | 8 | 0 |
| 1986 | 10 | 0 |
| 1987 | 12 | 0 |
| 1988 | 22 | 0 |
| 1989 | 32 | 0 |
| 1990 | 24 | 0 |
| 1991 | 35 | 0 |
| 1992 | 31 | 0 |
| 1993 | 34 | 0 |
| 1994 | 39 | 0 |
| 1995 | 39 | 0 |
| 1996 | 40 | 0 |
| 1997 | 91 | 0 |
| 1998 | 53 | 0 |
| 1999 | 61 | 0 |
| 2000 | 58 | 0 |
| 2001 | 63 | 23 |
| 2002 | 78 | 109 |
| 2003 | 82 | 134 |
| 2004 | 66 | 137 |
| 2005 | 45 | 122 |
| 2006 | 47 | 104 |
| 2007 | 73 | 103 |
| 2008 | 39 | 91 |
| 2009 | 38 | 85 |
| 2010 | 37 | 70 |
| 2011 | 38 | 70 |
| 2012 | 43 | 110 |
| 2013 | 63 | 118 |
| 2014 | 81 | 149 |
| 2015 | 92 | 158 |
| 2016 | 112 | 202 |
| 2017 | 86 | 152 |
| 2018 | 98 | 149 |
| 2019 | 98 | 148 |
| 2020 | 102 | 167 |
| 2021 | 118 | 145 |
| 2022 | 99 | 146 |
| 2023 | 74 | 138 |
| 2024 | 74 | 118 |
| 2025 | 76 | 110 |
| 2026 | 43 | 69 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Tooth whitening film, process of manufacturing thereof and a method of using such a film6 Oct 2026US 12,751,906 B2Bsolve Limited
- Stabilization of thiopyridinone compound and yellowing reduction of composition comprising same29 Sep 2026US 12,746,191 B2L'oreal
- Cosmetic composition29 Sep 2026US 12,746,193 B2Ajinomoto Co., Inc.
- Bioactive phytochemicals in Zizyphus and guarana29 Sep 2026US 12,747,206 B2Phytoquest Limited
- Surfactant containing formulation of pseudo-ceramides22 Sep 2026US 12,740,928 B2Symrise AG
- Adhesive photoprotective compounds and uses thereof8 Oct 2026US 2026/0306380 A1Skinosive
- Agent for oxidatively dyeing keratin fibers8 Oct 2026US 2026/0306381 A1Henkel AG & Co. KGaA
- Hair care composition1 Oct 2026US 2026/0294785 A1Conopco, Inc., d/b/a UNILEVER
- Anti-wrinkle agent24 Sep 2026US 2026/0283917 A1Shiseido Company, Ltd.
- Agent for oxidative dyeing of keratin fibers, containing isatin and at least one defined polymer17 Sep 2026US 2026/0272805 A1Henkel AG & Co. KGaA
Most cited
By later US patents
- Amphoteric compositions and polymeric forms of alpha hydroxyacids, and their therapeutic use354US 5,091,171 A1992
- Water soluble film for oral administration with instant wettability282US 5,948,430 ALTS Lohmann Therapie-Systeme AG · 1999
- Foaming cleansing products236US 5,635,469 AThe Procter & Gamble Company · 1997
- Hair care compositions219US 4,379,753 AThe Procter & Gamble Company · 1983
- Pyridinethione salts and hair care compositions214US 4,345,080 AThe Procter & Gamble Company · 1982