C07C 21/06
Vinyl chloride
C07C21/06 (Vinyl chloride) appears on 30 US grants and 28 published applications in this corpus.
Search patents in C07C- Granted patents
- 30
- Published applications
- 28
- Assignees
- 21
- Inventors
- 101
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 5 |
| 2009 | 0 | 4 |
| 2010 | 2 | 2 |
| 2011 | 6 | 4 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Regeneration method and application of nitrogen-containing carbon catalyst14 Oct 2025US 12,440,829 B2Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Chlor-alkali and carbon monoxide electrolyzer integration1 Apr 2025US 12,264,402 B2Dioxycle
- Chlor-alkali and carbon monoxide electrolyzer integration28 Jan 2025US 12,209,322 B2Dioxycle
- Catalyst for preparing chloroethylene by cracking 1,2-dichloroethane and a preparation and regeneration method thereof24 May 2022US 11,338,276 B2Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Method for recycling catalyst in the production of chlorinated alkanes7 Dec 2021US 11,192,840 B2Blue Cube IP LLC
- Chlor-alkali and Carbon Monoxide Electrolyzer Integration26 Dec 2024US 2024/0425995 A1Dioxycle
- Chlor-alkali and Carbon Monoxide Electrolyzer Integration26 Dec 2024US 2024/0425996 A1Dioxycle
- Regeneration method and application of nitrogen-containing carbon catalyst4 Aug 2022US 2022/0241759 A1Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Method for recycling catalyst in the production of chlorinated alkanes14 Jan 2021US 2021/0009490 A1Blue Cube IP LLC
- Catalyst for preparing chloroethylene by cracking 1,2-dichloroethane and a preparation and regeneration method thereof5 Nov 2020US 2020/0346195 A1Dalian Institute of Chemical Physics, Chinese Academy of Sciences
Most cited
By later US patents
- Oxidative halogenation of C1 hydrocarbons to halogenated C1 hydrocarbons and integrated processes related thereto55US 6,452,058 B1Dow Global Technologies LLC · 2002
- Process for the manufacture of vinyl chloride35US 4,737,594 AProduits Chimiques Ugine Kuhlmann · 1988
- By-product recycling in oxychlorination process35US 5,663,465 AEVC Technology AG · 1997
- Production of vinyl chloride from ethane34US 3,987,119 AAllied Chemical Corporation · 1976
- Process for vinyl chloride manufacture from ethane and ethylene with partial CHl recovery from reactor effluent28US 6,933,417 B1Dow Global Technologies LLC · 2005