F16N 11/04
Spring-loaded devices
F16N11/04 (Spring-loaded devices) appears on 58 US grants and 39 published applications in this corpus.
Search patents in F16N- Granted patents
- 58
- Published applications
- 39
- Assignees
- 54
- Inventors
- 117
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 3 |
| 2014 | 2 | 4 |
| 2015 | 3 | 1 |
| 2016 | 2 | 4 |
| 2017 | 1 | 0 |
| 2018 | 2 | 2 |
| 2019 | 0 | 2 |
| 2020 | 3 | 2 |
| 2021 | 0 | 2 |
| 2022 | 2 | 2 |
| 2023 | 4 | 1 |
| 2024 | 0 | 0 |
| 2025 | 4 | 2 |
| 2026 | 1 | 2 |
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.
- Self-lubricating connector30 Dec 2025US 12,508,640 B2TE Connectivity Solutions GmbH
- Lubricator for bypass plunger22 Apr 2025US 12,281,754 B1Tri-Lift Services, Inc.
- Smart system for lubrication fluid delivery4 Feb 2025US 12,215,777 B1Zulu Pods, Inc.
- Heated lubricant pump4 Feb 2025US 12,215,823 B2Graco Minnesota Inc.
- Gear component having an emergency lubricating device2 Jul 2026US 2026/0185604 A1ZF Friedrichshafen AG
- Self-Lubricating Connector5 Feb 2026US 2026/0034578 A1TE Connectivity Solutions GmbH
- Valve for Supplying and Purging Lubricants from Systems4 Sep 2025US 2025/0277560 A1Caterpillar SARL
- Integrated level sensor for lubricant pump assembly29 May 2025US 2025/0172242 A1Graco Minnesota Inc.
- Self-Lubricating Connector9 Mar 2023US 2023/0072745 A1TE Connectivity Solutions GmbH
Most cited
By later US patents
- Accumulator/oil tank for journal oil supply39US 6,267,147 B1Pratt & Whitney Canada Corp. · 2001
- Automatic wheel bearing lubricator23US 4,058,185 A1977
- Biased lubricant compensator for an earth boring drill bit22US 4,276,946 AHughes Tool Company · 1981
- Hub cap for trailer wheels and the like21US 4,106,816 AA-T-O Inc. · 1978
- Lubricating device21US 6,802,394 B2Wymark Ltd. · 2004