C01F 11/10
From sulfides
Official title: from sulfides
C01F11/10 (From sulfides) appears on 9 US grants and 3 published applications in this corpus.
Search patents in C01F- Granted patents
- 9
- Published applications
- 3
- Assignees
- 7
- Inventors
- 13
- Latest grant
- 12 Jul 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 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 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Calcium sulfide decomposition process12 Jul 2022US 11,383,980 B2Ocp SA
- Cyclic process for oxidation of calcium sulfide4 Jul 2000US 6,083,862 AIowa State University Research Foundation, Inc.
- Process for the conversion of calcium sulfide14 Apr 1998US 5,738,758 AUniversity of New Brunswick
- Cyclic process for oxidation of calcium sulfide5 Aug 1997US 5,653,955 AIowa State University Research Foundation, Inc.
- Cyclic process for oxidation of calcium sulfide18 Jul 1995US 5,433,939 A
Most cited
By later US patents
- Carbon fiber surface treatment17US 4,234,398 AToray Industries, Inc. · 1980
- Cyclic process for oxidation of calcium sulfide16US 6,083,862 AIowa State University Research Foundation, Inc. · 2000
- Converting calcium sulphide to calcium oxide8US 4,216,197 AThe United States of America as represented by the Administrator of the United States Environmental Protection Agency · 1980
- Cyclic process for oxidation of calcium sulfide6US 5,433,939 A1995
- Cyclic process for oxidation of calcium sulfide5US 5,653,955 AIowa State University Research Foundation, Inc. · 1997