C23G 5/02829
Ethanes
Official title: {Ethanes}
C23G5/02829 (Ethanes) appears on 62 US grants and 0 published applications in this corpus.
Search patents in C23G- Granted patents
- 62
- Published applications
- 0
- Assignees
- 11
- Inventors
- 52
- Latest grant
- 3 Jul 2001
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 6 | 0 |
| 1978 | 7 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 15 | 0 |
| 1992 | 11 | 0 |
| 1993 | 7 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Hydrofluoropolyether-based azeotropic or near azeotropic compositions3 Jul 2001US 6,255,273 B1Ausimont S. p. A.
- Azeotropic compositions containing perfluorinated cycloaminoether28 Apr 1998US 5,744,436 AMinnesota Mining and Manufacturing Company
- Compositions comprising 1,1-dichloro-1-fluoroethane and process for the removal of water from a solid surface26 Nov 1996US 5,578,138 ASolvay (Societe Anonyme)
- Azeotropic compositions containing perfluorinated cycloaminoether16 Jan 1996US 5,484,489 AMinnesota Mining and Manufacturing Company
- Azeotropic compositions containing perfluorinated cycloaminoether28 Mar 1995US 5,401,429 AMinnesota Mining and Manufacturing Company
No published applications in this class yet.
Most cited
By later US patents
- Compositions comprising a fluoro ether and use of these compositions34US 5,304,320 ASolvay (Societe Anonyme) · 1994
- Azeotrope-like compositions of 1,1-dichloro-1-fluoroethane, dichlorotrifluoroethane and ethanol31US 4,863,630 AAllied-Signal Inc. · 1989
- Binary azeotropic compositions of 1,1,1,2,3,3-hexafluoro-3-methoxypropane with one of trans-1,2-dichloroethylene, cis-1,2-dichloroethylene, 1,1-dichloro-1,2-difluoroethane or 1,2-dichloro-1,1,-difluoroethane30US 5,026,498 AE. I. Du Pont de Nemours and Company · 1991
- Azeotrope-like compositions of 1,1-dichloro-1-fluoroethane and methanol25US 4,842,764 AAllied-Signal Inc. · 1989
- Binary azeotropic compositions of 1,1-dichloro-1-fluoroethane and n-perfluorobutylethylene25US 5,037,573 AE. I. Du Pont de Nemours and Company · 1991