F16N 25/02
Distributing equipment with or without proportioning devices: with reciprocating distributing slide valve
Official title: with reciprocating distributing slide valve
F16N25/02 (Distributing equipment with or without proportioning devices: with reciprocating distributing slide valve) appears on 101 US grants and 84 published applications in this corpus.
Search patents in F16N- Granted patents
- 101
- Published applications
- 84
- Assignees
- 57
- Inventors
- 148
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 4 | 6 |
| 2005 | 1 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 3 |
| 2008 | 1 | 2 |
| 2009 | 0 | 4 |
| 2010 | 1 | 6 |
| 2011 | 0 | 2 |
| 2012 | 5 | 0 |
| 2013 | 2 | 7 |
| 2014 | 4 | 5 |
| 2015 | 9 | 6 |
| 2016 | 6 | 5 |
| 2017 | 4 | 5 |
| 2018 | 5 | 6 |
| 2019 | 2 | 4 |
| 2020 | 5 | 2 |
| 2021 | 5 | 3 |
| 2022 | 1 | 3 |
| 2023 | 4 | 0 |
| 2024 | 3 | 5 |
| 2025 | 4 | 4 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Valve for supplying and purging lubricants from systems19 May 2026US 12,631,292 B2Caterpillar Inc.
- Lubricant metering device13 May 2025US 12,297,958 B2DROPSA S.p.A.
- Multi-adjustable valve for a lubrication system1 Apr 2025US 12,264,626 B2Pratt & Whitney Canada Corp.
- Autonomous emergency lubrication of aircraft gearboxes21 Jan 2025US 12,202,599 B2Textron Innovations Inc.
- Progressive distributor14 Jan 2025US 12,196,366 B2Skf Lubrication Systems Germany GmbH
- Valve for Supplying and Purging Lubricants from Systems4 Sep 2025US 2025/0277560 A1Caterpillar SARL
- Multi-adjustable valve for a lubrication system10 Jul 2025US 2025/0223922 A1Pratt & Whitney Canada Corp.
- Multi-adjustable valve for a lubrication system6 Feb 2025US 2025/0043721 A1Pratt & Whitney Canada Corp.
- Cartridge injector and manifold2 Jan 2025US 2025/0003550 A1Graco Minnesota Inc.
- Progressive distributor11 Jul 2024US 2024/0230027 A9Skf Lubrication Systems Germany GmbH
Most cited
By later US patents
- Lubricant applying system and injector means52US 4,520,902 ALubriquip - Houdaille, Inc. · 1985
- Process and apparatus for filling a constant speed drive42US 4,895,192 ASundstrand Corporation · 1990
- Pressure bypass accessory for a series progressive divider valve38US 5,810,115 ALubriquip, Inc. · 1998
- Modular progressive hydraulic distributor for lubrication systems35US 4,921,072 ADROPSA S.p.A. · 1990
- Automatic lubrication system33US 5,497,852 AMcNeil Corporation · 1996