Y10T 137/2668
Alternately or successively substituted outflow
Y10T137/2668 (Alternately or successively substituted outflow) appears on 296 US grants and 122 published applications in this corpus.
Search patents in Y10T- Granted patents
- 296
- Published applications
- 122
- Assignees
- 148
- Inventors
- 405
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 10 | 0 |
| 1978 | 9 | 0 |
| 1979 | 5 | 0 |
| 1980 | 12 | 0 |
| 1981 | 6 | 0 |
| 1982 | 8 | 0 |
| 1983 | 0 | 0 |
| 1984 | 6 | 0 |
| 1985 | 10 | 0 |
| 1986 | 6 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 10 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 6 | 0 |
| 2000 | 7 | 0 |
| 2001 | 9 | 1 |
| 2002 | 16 | 6 |
| 2003 | 6 | 5 |
| 2004 | 4 | 9 |
| 2005 | 9 | 5 |
| 2006 | 6 | 7 |
| 2007 | 5 | 4 |
| 2008 | 3 | 9 |
| 2009 | 4 | 3 |
| 2010 | 8 | 6 |
| 2011 | 0 | 7 |
| 2012 | 9 | 13 |
| 2013 | 12 | 14 |
| 2014 | 17 | 8 |
| 2015 | 9 | 8 |
| 2016 | 8 | 9 |
| 2017 | 10 | 2 |
| 2018 | 6 | 4 |
| 2019 | 2 | 0 |
| 2020 | 3 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
- Y10T 137/268Responsive to pressure or flow interruption116
- Y10T 137/2688Flow rate responsive68
- Y10T 137/2693Pressure responsive58
- Y10T 137/2673Control by filling outlet tank or receiver28
- Y10T 137/2698Electrical control17
- Y10T 137/267Control by filling auxiliary gravitating or float operating tank10
- Y10T 137/2678Four port reversing valve10
Recent patents
- System for controlling rain water flow23 Dec 2025US 12,503,857 B1
- Gas circulation apparatus, gas circulation method, pneumatic apparatus, and semiconductor device5 Nov 2024US 12,135,045 B2Changxin Memory Technologies, Inc.
- Priority flow control valve24 May 2022US 11,339,807 B2Shimadzu Corporation
- Fluid system and process valve1 Dec 2020US 10,851,811 B2Festo AG & Co.
- Wearless multi-port water distribution valve assembly with bottom inlet5 May 2020US 10,641,401 B1
- Gas circulation apparatus, gas circulation method, pneumatic apparatus, and semiconductor device9 Feb 2023US 2023/0041577 A1Changxin Memory Technologies, Inc.
- Priority flow control valve26 Aug 2021US 2021/0262493 A1Shimadzu Corporation
- Fluid System and Process Valve13 Dec 2018US 2018/0355893 A1Festo AG & Co.
- Flow divider12 Apr 2018US 2018/0100594 A1Precision Planting LLC
- Liquid color closed loop refill method and apparatus8 Mar 2018US 2018/0066639 A1
Most cited
By later US patents
- Compressed gas powered caulking gun151US 4,441,629 A1984
- Combination check flow control and selector valve81US 4,109,670 A1978
- Diverter valve57US 7,849,877 B2Zodiac Pool Systems LLC · 2010
- Diverter valve and vacuum breaker usable therewith54US 4,874,006 AKohler Co. · 1989
- Dispensing system52US 4,870,986 A1989