C07D 335/10
Dibenzothiopyrans
Official title: Dibenzothiopyrans; Hydrogenated dibenzothiopyrans
C07D335/10 (Dibenzothiopyrans) appears on 313 US grants and 258 published applications in this corpus.
Search patents in C07D- Granted patents
- 313
- Published applications
- 258
- Assignees
- 178
- Inventors
- 770
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 4 | 0 |
| 1978 | 7 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 6 | 0 |
| 1986 | 12 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 6 |
| 2003 | 5 | 6 |
| 2004 | 7 | 10 |
| 2005 | 5 | 10 |
| 2006 | 4 | 9 |
| 2007 | 8 | 8 |
| 2008 | 5 | 6 |
| 2009 | 7 | 3 |
| 2010 | 3 | 8 |
| 2011 | 4 | 8 |
| 2012 | 4 | 5 |
| 2013 | 9 | 8 |
| 2014 | 8 | 7 |
| 2015 | 8 | 16 |
| 2016 | 5 | 17 |
| 2017 | 16 | 9 |
| 2018 | 12 | 20 |
| 2019 | 16 | 21 |
| 2020 | 17 | 11 |
| 2021 | 10 | 10 |
| 2022 | 6 | 12 |
| 2023 | 8 | 13 |
| 2024 | 8 | 11 |
| 2025 | 12 | 5 |
| 2026 | 11 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Compound for organic electric element, organic electric element using same, and electronic device thereof15 Sep 2026US 12,735,407 B2Duk San Neolux Co., Ltd.
- Salt, quencher, resist composition and method for producing resist pattern1 Sep 2026US 12,724,343 B2Sumitomo Chemical Company, Limited
- Organic electroluminescent element and electronic device using same30 Jun 2026US 12,668,739 B2Idemitsu Kosan Co., Ltd.
- Small molecule inhibitors of autophagy and histone deactylases and uses thereof19 May 2026US 12,629,362 B2Arizona Board of Regents on Behalf of the University of Arizona
- Salt, acid generator, resist composition and method for producing resist pattern12 May 2026US 12,624,016 B2Sumitomo Chemical Company, Limited
- Photobases13 Aug 2026US 2026/0234174 A1Technische UniversitäT Wien
- Triarylsulfonium based photoinitiators for led cure of cationic, free radical and hybrid cationic/free radical formulations6 Aug 2026US 2026/0226018 A1Arkema France
- Polymerizable absorbers of uv and high energy visible light6 Aug 2026US 2026/0226278 A1Johnson & Johnson Vision Care, Inc.
- Sulfonium salt photoinitiators and methods of led curing a composition with said sulfonium salt photoinitiators30 Jul 2026US 2026/0217983 A1Arkema France
- Sulfonium salt monomer, polymer, chemically amplified resist composition, and pattern forming method30 Jul 2026US 2026/0219570 A1Shin-Etsu Chemical Co., Ltd.
Most cited
By later US patents
- Aromatic-aliphatic ketones useful as photoinitiators66US 4,496,447 AMerck Patent Gesellschaft mit beschraenkter Haftung · 1985
- Radiation sensitive plates65US 5,130,227 AVickers, Incorporated · 1992
- Aromatic-aliphatic ketones useful as photoinitiators63US 4,374,984 AMerck Patent GmbH · 1983
- Photoinitiators having a combined structure58US 5,047,556 AMerck Patent GmbH · 1991
- Diaminopropionic acid derivatives50US 6,331,640 B1Hoffmann-La Roche Inc. · 2001