C08F 8/34
Introducing sulfur atoms or sulfur-containing groups
C08F8/34 (Introducing sulfur atoms or sulfur-containing groups) appears on 825 US grants and 591 published applications in this corpus.
Search patents in C08F- Granted patents
- 825
- Published applications
- 591
- Assignees
- 417
- Inventors
- 1,940
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 10 | 0 |
| 1978 | 15 | 0 |
| 1979 | 11 | 0 |
| 1980 | 9 | 0 |
| 1981 | 8 | 0 |
| 1982 | 6 | 0 |
| 1983 | 10 | 0 |
| 1984 | 10 | 0 |
| 1985 | 10 | 0 |
| 1986 | 14 | 0 |
| 1987 | 15 | 0 |
| 1988 | 16 | 0 |
| 1989 | 26 | 0 |
| 1990 | 19 | 0 |
| 1991 | 23 | 0 |
| 1992 | 17 | 0 |
| 1993 | 27 | 0 |
| 1994 | 17 | 0 |
| 1995 | 9 | 0 |
| 1996 | 17 | 0 |
| 1997 | 19 | 0 |
| 1998 | 22 | 0 |
| 1999 | 9 | 0 |
| 2000 | 20 | 0 |
| 2001 | 19 | 3 |
| 2002 | 18 | 14 |
| 2003 | 19 | 16 |
| 2004 | 10 | 17 |
| 2005 | 10 | 20 |
| 2006 | 8 | 18 |
| 2007 | 14 | 17 |
| 2008 | 12 | 20 |
| 2009 | 11 | 21 |
| 2010 | 16 | 32 |
| 2011 | 17 | 25 |
| 2012 | 26 | 22 |
| 2013 | 21 | 36 |
| 2014 | 16 | 28 |
| 2015 | 29 | 21 |
| 2016 | 34 | 25 |
| 2017 | 20 | 31 |
| 2018 | 28 | 17 |
| 2019 | 16 | 20 |
| 2020 | 18 | 36 |
| 2021 | 20 | 26 |
| 2022 | 18 | 26 |
| 2023 | 15 | 20 |
| 2024 | 11 | 24 |
| 2025 | 19 | 24 |
| 2026 | 10 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Chlorosulfonated polypropylene carbonate, and production method and use thereof6 Oct 2026US 12,753,278 B2Changchun Institute of Applied Chemistry Chinese Academy of Sciences
- Multifunctional fluorescent polymer-clay composite tracers22 Sep 2026US 12,742,381 B2Saudi Arabian Oil Company
- Polymeric sorbents for aldehydes and methods of making1 Sep 2026US 12,722,139 B23M Innovative Properties Company
- Sulfonated polymers and compositions thereof26 May 2026US 12,637,532 B2Kraton Corporation
- Functional derivatives of maleimide copolymers for nanodisc production19 May 2026US 12,629,341 B2The Governors of the University of Alberta
- Elastic sulfonated styrene diene block copolymers8 Oct 2026US 2026/0308343 A1Rensselaer Polytechnic Institute
- Reversible crosslinked extruded profile and process27 Aug 2026US 2026/0250432 A1
- Process for reversible crosslink composition27 Aug 2026US 2026/0250449 A1Dow Global Technologies LLC
- Process for reversible crosslink composition27 Aug 2026US 2026/0250450 A1Dow Global Technologies LLC
- Self-assembled electrically conducting system, method of manufacturing thereof and articles comprising the same20 Aug 2026US 2026/0242621 A1
Most cited
By later US patents
- Proton conducting polymers used as membranes200US 5,525,436 ACase Western Reserve University · 1996
- Polycarbon sulphide polymers124US 4,739,018 ASociete Nationale Elf Aquitaine · 1988
- Polymeric microbeads and method of preparation110US 5,583,162 ABiopore Corporation · 1996
- Method for stabilizing proteins with saccharide linked protein polymer conjugates109US 5,736,625 ACargill, Incorporated · 1998
- Stabilized polyacrylic saccharide protein conjugates105US 5,492,821 ACargill, Incorporated · 1996