F16J 15/328
Manufacturing methods specially adapted for elastic sealings
Official title: Manufacturing methods specially adapted for elastic sealings (moulding B29C)
F16J15/328 (Manufacturing methods specially adapted for elastic sealings) appears on 198 US grants and 148 published applications in this corpus.
Search patents in F16J- Granted patents
- 198
- Published applications
- 148
- Assignees
- 119
- Inventors
- 372
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 6 | 0 |
| 1980 | 7 | 0 |
| 1981 | 7 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 8 | 0 |
| 1990 | 2 | 0 |
| 1991 | 8 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 3 |
| 2005 | 0 | 5 |
| 2006 | 3 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 3 |
| 2011 | 3 | 4 |
| 2012 | 1 | 6 |
| 2013 | 5 | 5 |
| 2014 | 1 | 6 |
| 2015 | 2 | 7 |
| 2016 | 4 | 9 |
| 2017 | 9 | 19 |
| 2018 | 7 | 9 |
| 2019 | 15 | 10 |
| 2020 | 9 | 6 |
| 2021 | 8 | 9 |
| 2022 | 6 | 5 |
| 2023 | 7 | 6 |
| 2024 | 5 | 14 |
| 2025 | 6 | 8 |
| 2026 | 7 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Annular seal material and manufacturing method22 Sep 2026US 12,742,500 B2Valqua, Ltd.
- Annular seal material and manufacturing method25 Aug 2026US 12,716,500 B2Valqua, Ltd.
- Sealing element and assembly2 Jun 2026US 12,644,520 B2Seelynn Toolworks Inc.
- Sealing element and manufacturing process2 Jun 2026US 12,644,521 B2ElringKlinger AG
- Seal unit, joint, industrial device and method26 May 2026US 12,638,082 B2ABB Schweiz AG
- Packing material cartridge28 May 2026US 2026/0146681 A1A. W. Chesterton Company
- Method for producing sealing device23 Apr 2026US 2026/0110331 A1Uchiyama Manufacturing Corp.
- Conductive sliding member, sealing device, and manufacturing method of sealing device19 Mar 2026US 2026/0078825 A1Nok Corporation
- Ptfe shaft seal and method of making12 Mar 2026US 2026/0071679 A1Federal-Mogul Powertrain LLC
- Method for making a seal for metal-to-metal press-fit joints12 Mar 2026US 2026/0071681 A1Freudenberg-NOK General Partnership
Most cited
By later US patents
- Fiber composite sealing element53US 5,028,056 AThe Gates Rubber Company · 1991
- Combination lip and sleeve seal and its method of manufacture48US 5,577,741 ABrenco, Incorporated · 1996
- Composite teflon helix seal47US 4,501,431 AChicago Rawhide Manufacturing Company · 1985
- Modified C-shaped mechanical spring seal40US 4,508,356 A1985
- Dual-lip shaft seal with one spring-urged lip38US 4,613,143 AFederal-Mogul Corporation · 1986