F16J 15/48
Influenced by the pressure within the member to be sealed
Official title: influenced by the pressure within the member to be sealed
F16J15/48 (Influenced by the pressure within the member to be sealed) appears on 184 US grants and 120 published applications in this corpus.
Search patents in F16J- Granted patents
- 184
- Published applications
- 120
- Assignees
- 152
- Inventors
- 385
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 8 | 0 |
| 1985 | 6 | 0 |
| 1986 | 12 | 0 |
| 1987 | 10 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 4 | 6 |
| 2004 | 3 | 3 |
| 2005 | 3 | 4 |
| 2006 | 2 | 3 |
| 2007 | 2 | 2 |
| 2008 | 1 | 3 |
| 2009 | 1 | 2 |
| 2010 | 4 | 6 |
| 2011 | 1 | 4 |
| 2012 | 2 | 3 |
| 2013 | 2 | 4 |
| 2014 | 4 | 9 |
| 2015 | 3 | 4 |
| 2016 | 4 | 3 |
| 2017 | 3 | 9 |
| 2018 | 8 | 9 |
| 2019 | 4 | 8 |
| 2020 | 10 | 10 |
| 2021 | 6 | 6 |
| 2022 | 8 | 6 |
| 2023 | 4 | 6 |
| 2024 | 2 | 5 |
| 2025 | 8 | 4 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Piston ring seal with reduced stiction18 Aug 2026US 12,710,063 B2
- Bonded double wall seal assembly4 Nov 2025US 12,460,602 B2The Boeing Company
- Box lid and airtight box21 Oct 2025US 12,446,734 B2Ningbo Lisi Houseware Co., Ltd.
- Sealing set15 Jul 2025US 12,359,724 B2
- Hydraulic cylinder with inflatable seals8 Jul 2025US 12,352,297 B2Saudi Arabian Oil Company
- Box lid and airtight box17 Jul 2025US 2025/0228410 A1Ningbo Lisi Houseware Co., Ltd.
- Negative Pressure Connector Seal19 Jun 2025US 2025/0198550 A1C. R. Bard, Inc.
- Hydraulic Cylinder with Inflatable Seals17 Apr 2025US 2025/0122895 A1Saudi Arabian Oil Company
- Anti-friction sealing rings20 Mar 2025US 2025/0092951 A1Mainspring Energy, Inc.
- A sealing set7 Nov 2024US 2024/0369138 A1Kastas Sizdirmazlik Teknolojileri Sanayi Ve Ticaret Anonim Sirketi
Most cited
By later US patents
- Emergency shaft seal device by deformation of packing ring247US 4,541,638 ANipon Pillar Packing Co.. Ltd. · 1985
- Pressure actuated metal-to-metal seal126US 4,324,407 AAeroquip Corporation · 1982
- Hydraulically operated actuator100US 4,429,620 AExxon Production Research Company · 1984
- Hollow metal sealing rings74US 5,354,072 ASpecialist Sealing Limited · 1994
- Compliant pressure balanced seal apparatus67US 5,632,493 AEG&G Sealol, Inc. · 1997