C07C 321/12
Sulfides, hydropolysulfides, or polysulfides having thio groups bound to acyclic carbon atoms
C07C321/12 (Sulfides, hydropolysulfides, or polysulfides having thio groups bound to acyclic carbon atoms) appears on 196 US grants and 200 published applications in this corpus.
Search patents in C07C- Granted patents
- 196
- Published applications
- 200
- Assignees
- 138
- Inventors
- 491
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 7 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 2 |
| 2002 | 2 | 4 |
| 2003 | 6 | 4 |
| 2004 | 4 | 3 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 2 | 3 |
| 2010 | 2 | 8 |
| 2011 | 0 | 2 |
| 2012 | 4 | 3 |
| 2013 | 4 | 2 |
| 2014 | 6 | 4 |
| 2015 | 4 | 11 |
| 2016 | 11 | 13 |
| 2017 | 8 | 15 |
| 2018 | 13 | 20 |
| 2019 | 14 | 14 |
| 2020 | 15 | 14 |
| 2021 | 12 | 20 |
| 2022 | 12 | 9 |
| 2023 | 10 | 15 |
| 2024 | 11 | 15 |
| 2025 | 9 | 7 |
| 2026 | 7 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mining collectors15 Sep 2026US 12,734,529 B1
- Molecules18 Aug 2026US 12,709,596 B2Ena Respiratory Pty Ltd
- Polythiol composition and optical composition comprising same12 May 2026US 12,624,149 B2SK Pucore Co., Ltd.
- Polythiol composition, optical polymerizable composition, and optical product24 Mar 2026US 12,583,819 B2SK pucore co., Itd.
- Composition for tin-silver alloy electroplating comprising a complexing agent24 Feb 2026US 12,559,852 B2BASF SE
- Novel ionizable lipid and lipid nanoparticle composition using same17 Sep 2026US 2026/0272837 A1MediciBIO Co., Ltd
- Lipid formulation using multi-component condensation reaction and lipid nanoparticles made using the same3 Sep 2026US 2026/0256707 A1Oregon State University
- A method of treating seeds and seeds produced thereby13 Aug 2026US 2026/0231848 A1Cyprus University of Technology
- Polythiols, methods of making them, and polymerizable compositions13 Aug 2026US 2026/0234334 A1PPG Industries Ohio, Inc.
- Polysulfide resin, precursor, method for producing polysulfide resin, optical element, optical system, lens for infrared camera, and optical device9 Jul 2026US 2026/0194692 A1Nikon Corporation
Most cited
By later US patents
- Low viscosity polythiol and method therefor146US 5,225,472 ACourtaulds Aerospace, Inc. · 1993
- Synthesis and use of amino acid fluorides as peptide coupling reagents52US 5,750,767 AResearch Corporation Technologies, Inc. · 1998
- Mercapto compound, a high refractive index resin and lens and a process for preparing them51US 5,191,055 AMitsui Toatsu Chemicals, Inc. · 1993
- Mercapto compound, a high refractive index resin and lens and a process for preparing them50US 5,087,758 AMitsui Toatsu Chemicals, Inc. · 1992
- Mercapto compound, its preparation process, and sulfur-containing urethane resins and lenses using the same41US 5,352,758 AMitsui Toatsu Chemicals, Inc. · 1994