Y10S 8/901
Quaternary ammonium salts
Y10S8/901 (Quaternary ammonium salts) appears on 11 US grants and 3 published applications in this corpus.
Search patents in Y10S- Granted patents
- 11
- Published applications
- 3
- Assignees
- 8
- Inventors
- 25
- Latest grant
- 28 Feb 2006
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 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 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 2 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Color-recovering agent28 Feb 2006US 7,003,834 B2Kao Corporation
- Lubricants for elastic fiber23 Nov 2004US 6,821,301 B2Sanyo Chemical Industries, Ltd.
- Fabric treatment composition27 Apr 2004US 6,726,731 B2The Procter & Gamble Company
- Method for producing hair dye products9 Sep 2003US 6,616,706 B1Henkel Kommanditgesellschaft auf Aktien
- Exercise apparatus9 Jan 2001US 6,171,218 B2
Most cited
By later US patents
- Exercise apparatus119US 6,171,218 B22001
- Exercise apparatus111US 6,042,519 A2000
- Lubricants for elastic fiber51US 6,821,301 B2Sanyo Chemical Industries, Ltd. · 2004
- Method for producing hair dye products19US 6,616,706 B1Henkel Kommanditgesellschaft auf Aktien · 2003
- Concentrated solutions of anionic dyestuffs16US 3,995,997 ABayer Aktiengesellschaft · 1976