Covers or similar closure members for pressure vessels in general
Official title: Covers or similar closure members for pressure vessels in general (for engines or like cylinders F16J10/00; sealings F16J15/02; covers for box-like containers B65D43/00; devices for securing or retaining closure members B65D45/00; closures for containers not otherwise provided for B65D51/00; manholes, covers for large containers B65D90/10; gates or closures for large containers B65D90/54; for vessels for containing or storing compressed, liquefied or solidified gases F17C13/06; steam boilers F22B)
F16J13/00 (Covers or similar closure members for pressure vessels in general) appears on 591 US grants and 357 published applications in this corpus.
Search patents in F16J- Granted patents
- 591
- Published applications
- 357
- Assignees
- 417
- Inventors
- 1,075
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 14 | 0 |
| 1978 | 20 | 0 |
| 1979 | 9 | 0 |
| 1980 | 13 | 0 |
| 1981 | 18 | 0 |
| 1982 | 14 | 0 |
| 1983 | 12 | 0 |
| 1984 | 20 | 0 |
| 1985 | 13 | 0 |
| 1986 | 16 | 0 |
| 1987 | 11 | 0 |
| 1988 | 7 | 0 |
| 1989 | 15 | 0 |
| 1990 | 12 | 0 |
| 1991 | 7 | 0 |
| 1992 | 10 | 0 |
| 1993 | 12 | 0 |
| 1994 | 8 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 8 | 0 |
| 1998 | 7 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 7 | 0 |
| 2002 | 11 | 5 |
| 2003 | 3 | 8 |
| 2004 | 7 | 11 |
| 2005 | 6 | 8 |
| 2006 | 6 | 9 |
| 2007 | 3 | 12 |
| 2008 | 5 | 11 |
| 2009 | 5 | 9 |
| 2010 | 9 | 18 |
| 2011 | 11 | 13 |
| 2012 | 12 | 17 |
| 2013 | 11 | 22 |
| 2014 | 17 | 18 |
| 2015 | 22 | 24 |
| 2016 | 21 | 18 |
| 2017 | 13 | 14 |
| 2018 | 17 | 19 |
| 2019 | 13 | 24 |
| 2020 | 20 | 19 |
| 2021 | 18 | 13 |
| 2022 | 10 | 17 |
| 2023 | 17 | 18 |
| 2024 | 16 | 18 |
| 2025 | 21 | 9 |
| 2026 | 11 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Recent patents
- Tight connection device for the transfer of objects including a stub end provided with a release lug6 Oct 2026US 12,753,835 B2Getinge Life Science France
- Device for sealed connection between two containment enclosures for improved sealing22 Sep 2026US 12,742,499 B2Abc Transfer
- Deformable sealing plug and process for plugging a cavity using such a sealing plug25 Aug 2026US 12,716,491 B2Airbus Operations GmbH
- Sealing plug14 Jul 2026US 12,679,472 B2Illinois Tool Works Inc.
- Cover26 May 2026US 12,638,080 B2
- Locking device, pressure container and locking method25 Jun 2026US 2026/0177145 A1Tokyo Electron Limited
- Fitting for through-wall penetration of a composite vessel26 Mar 2026US 2026/0085752 A1Parker-Hannifin Corporation
- Anti-cross-threading thread configuration1 Jan 2026US 2026/0001685 A1Runway Blue, LLC
- Tight connection device for the transfer of objects including a stub end provided with a release lug6 Nov 2025US 2025/0341254 A1Getinge Life Science France
- Closure adapter30 Oct 2025US 2025/0334214 A1National Oilwell Varco, L. P.
Most cited
- Vented hatch cover111US 4,819,830 ASalco Products, Inc. · 1989
- Lid closure system99US 6,401,958 B13L Filters Ltd. · 2002
- Pressure cooker gasket having a flexible skirt provided with notches80US 8,739,690 B2Seb S. A. · 2014
- Cooking utensil for cooking food under pressure that has an improved control device78US 9,526,367 B2Seb S. A. · 2016
- Aperture plugs74US 4,363,420 ATRW Inc. · 1982