Y10T 137/4501
Ball valve
Y10T137/4501 (Ball valve) appears on 16 US grants and 5 published applications in this corpus.
Search patents in Y10T- Granted patents
- 16
- Published applications
- 5
- Assignees
- 5
- Inventors
- 19
- Latest grant
- 4 Sep 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 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 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 2 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Check ball valve assembly with check ball guide4 Sep 2012US 8,256,444 B2GM Global Technology Operations LLC
- Drain trap12 Jul 2011US 7,976,701 B2Kondoh-FRP Co., Ltd.
- Conduit trap and condensation recovery device21 Dec 2010US 7,854,238 B2
- Drain trap2 Nov 2010US 7,823,601 B2Kondoh-FRP Co., Ltd.
- Unidirectional urine collection reservoir10 Mar 2009US 7,500,968 B1
- Check ball valve assembly with check ball guide12 May 2011US 2011/0108141 A1GM Global Technology Operations LLC
- Conduit trap and condensation recovery device5 Mar 2009US 2009/0056346 A1
- Drain trap26 Feb 2009US 2009/0050546 A1Kondoh-FRP Co., Ltd.
- Drain Trap1 May 2008US 2008/0099083 A1Kondoh-FRP Co., Ltd.
- P-trap for plumbing drainage systems29 Aug 2002US 2002/0116759 A1Canplas Industries Ltd.
Most cited
By later US patents
- Conduit trap and condensation recovery device18US 7,854,238 B22010
- P-trap for plumbing drainage systems9US 6,859,956 B2Canplas Industries Ltd. · 2005
- Unidirectional urine collection reservoir9US 7,500,968 B12009
- Non-return valve for preventing back flow of waste waters5US 4,046,161 A1977
- Flash flood control units for housing construction5US 4,928,727 A1990