F16N 13/22
Lubricating-pumps: with distributing equipment
Official title: with distributing equipment (separate distributing equipment F16N25/00)
F16N13/22 (Lubricating-pumps: with distributing equipment) appears on 70 US grants and 67 published applications in this corpus.
Search patents in F16N- Granted patents
- 70
- Published applications
- 67
- Assignees
- 56
- Inventors
- 138
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 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 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 3 |
| 2015 | 3 | 5 |
| 2016 | 2 | 4 |
| 2017 | 4 | 9 |
| 2018 | 5 | 8 |
| 2019 | 1 | 10 |
| 2020 | 11 | 4 |
| 2021 | 7 | 4 |
| 2022 | 2 | 5 |
| 2023 | 6 | 3 |
| 2024 | 6 | 3 |
| 2025 | 5 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and systems associated with an automated zipper manifold14 Apr 2026US 12,601,245 B2Commando Pressure Control, Inc.
- Lubricant dispenser26 Aug 2025US 12,398,843 B2Perma-Tec GmbH&Co.KG
- Simple structure electric oil pump with one-way air valve12 Aug 2025US 12,385,601 B2Zhongshan Jitonglong Plastic Hardware Products Co., Ltd.
- System and method for valve greasing in a well tree3 Jun 2025US 12,320,243 B2Cameron International Corporation
- Pump structure of internal combustion engine29 Apr 2025US 12,286,910 B2Nissan Motor Co., Ltd.
- Multi-function automatic grease injection pump including multiple discharge ports and having independently driven multi-stage structure24 Sep 2026US 2026/0287116 A1Ahwon Corporation
- Managing lubrication of hydraulic fracturing pumps1 May 2025US 2025/0137448 A1Halliburton Energy Services.Inc.
- Methods and systems associated with an automated zipper manifold24 Apr 2025US 2025/0129697 A1Commando Pressure Control, Inc.
- Simple structure electric oil pump with one-way air valve20 Mar 2025US 2025/0092990 A1Zhongshan Jitonglong Plastic Hardware Products Co., Ltd.
- Picker header lubrication system and method thereof16 Jan 2025US 2025/0020276 A1Deere & Company
Most cited
By later US patents
- Automatic oiling system for chain saw28US 4,353,163 ABlack & Decker Inc. · 1982
- Single drive motor device particularly to supply fluid conveyance tandem line systems19US 4,143,995 ADROPSA S.p.A. · 1979
- Lubricating apparatus for conveyor chains17US 4,009,764 A1977
- Grease distribution systems and methods16US 10,100,978 B22018
- Adjustable progressive distributor valve15US 4,044,924 ADe Limon Fluhme GmbH & Co. · 1977