F16J 1/003
With integral sealing lips
Official title: {with integral sealing lips}
F16J1/003 (With integral sealing lips) appears on 25 US grants and 26 published applications in this corpus.
Search patents in F16J- Granted patents
- 25
- Published applications
- 26
- Assignees
- 25
- Inventors
- 56
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 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 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 4 |
| 2011 | 1 | 1 |
| 2012 | 2 | 0 |
| 2013 | 2 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 2 | 3 |
| 2019 | 2 | 2 |
| 2020 | 1 | 0 |
| 2021 | 2 | 2 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Trigger dispensing device with valve means16 Jun 2026US 12,654,189 B2Guala Dispensing S.P.A.
- Piston seal structure for injector6 Sep 2022US 11,434,889 B2Beijing Beifen-Ruili Analytical Instrument (Group) Co., Ltd.
- Plungers for drug delivery devices7 Dec 2021US 11,191,904 B2Amgen Inc.
- Piston with flexible closure for aerosol container8 Jun 2021US 11,027,910 B2The Procter & Gamble Company
- Damper14 Apr 2020US 10,619,692 B2Nifco Inc.
- Trigger dispensing head with means to prevent leakage of product15 Aug 2024US 2024/0269699 A1
- Trigger dispensing device with valve means7 Mar 2024US 2024/0075488 A1Guala Dispensing S.P.A.
- Plungers for drug delivery devices17 Feb 2022US 2022/0047815 A1Amgen Inc.
- Piston seal structure for injector28 Jan 2021US 2021/0025378 A1Beijing Beifen-Ruili Analytical Instrument (Group) Co., Ltd.
- Elastic piston and high-pressure pumping system28 Jan 2021US 2021/0025384 A1Huizhou Hydro Caresys Medical Co., Ltd.
Most cited
By later US patents
- Piston for aerosol container41US 4,234,108 A1980
- Piston for high-pressure hydraulic machine20US 3,994,208 ASociete Anonyme Secmafer · 1976
- Piston for pressure dispensers of the barrier piston type13US 4,109,833 A1978
- Two-piece piston and method of manufacturing the same11US 5,065,508 AMetal Leve S.A. Industria e Comercio · 1991
- Integral ring carbon-carbon piston11US 5,884,550 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 1999