Y10T 137/2602
Flapper
Y10T137/2602 (Flapper) appears on 4 US grants and 0 published applications in this corpus.
Search patents in Y10T- Granted patents
- 4
- Published applications
- 0
- Assignees
- 1
- Inventors
- 5
- Latest grant
- 9 Jul 2002
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Fluidic valve assemblies having improved fluidic valve mechanisms, and devices operable therewith9 Jul 2002US 6,415,809 B1
- Apparatus and method for automatically disabling pressure relief valve of backflow preventer23 Sep 1997US 5,669,405 AAmes Company, Inc.
- Servo valve29 Sep 1992US 5,150,876 A
- Metering arrangement30 Oct 1990US 4,966,198 A
No published applications in this class yet.
Most cited
By later US patents