B65D 90/54
Gates or closures
B65D90/54 (Gates or closures) appears on 678 US grants and 453 published applications in this corpus.
Search patents in B65D- Granted patents
- 678
- Published applications
- 453
- Assignees
- 430
- Inventors
- 1,057
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 22 | 0 |
| 1977 | 15 | 0 |
| 1978 | 10 | 0 |
| 1979 | 12 | 0 |
| 1980 | 11 | 0 |
| 1981 | 11 | 0 |
| 1982 | 13 | 0 |
| 1983 | 13 | 0 |
| 1984 | 17 | 0 |
| 1985 | 18 | 0 |
| 1986 | 9 | 0 |
| 1987 | 5 | 0 |
| 1988 | 11 | 0 |
| 1989 | 14 | 0 |
| 1990 | 9 | 0 |
| 1991 | 13 | 0 |
| 1992 | 7 | 0 |
| 1993 | 15 | 0 |
| 1994 | 7 | 0 |
| 1995 | 8 | 0 |
| 1996 | 5 | 0 |
| 1997 | 10 | 0 |
| 1998 | 12 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 1 |
| 2002 | 18 | 8 |
| 2003 | 14 | 14 |
| 2004 | 14 | 10 |
| 2005 | 2 | 9 |
| 2006 | 4 | 10 |
| 2007 | 5 | 11 |
| 2008 | 3 | 9 |
| 2009 | 4 | 8 |
| 2010 | 10 | 11 |
| 2011 | 5 | 11 |
| 2012 | 8 | 12 |
| 2013 | 12 | 19 |
| 2014 | 18 | 35 |
| 2015 | 18 | 28 |
| 2016 | 18 | 38 |
| 2017 | 41 | 29 |
| 2018 | 20 | 34 |
| 2019 | 32 | 22 |
| 2020 | 32 | 27 |
| 2021 | 25 | 22 |
| 2022 | 20 | 27 |
| 2023 | 21 | 20 |
| 2024 | 20 | 22 |
| 2025 | 16 | 13 |
| 2026 | 14 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B65D 90/58Having closure members sliding in the plane of the opening295
- B65D 90/62Having closure members movable out of the plane of the opening215
- B65D 90/66Operating devices therefor104
- B65D 90/545Discharge end caps29
- B65D 90/56Operating by deformation of flexible walls24
- B65D 90/64Having multipart closure members, the parts being brought into closing position one16
Recent patents
- Apparatus and method for stemming blast holes6 Oct 2026US 12,753,003 B2
- Dual storage and disposal device and method of use29 Sep 2026US 12,747,093 B2
- Slide gate closure15 Sep 2026US 12,735,249 B2
- Container system for phosphorous pentasulfide11 Aug 2026US 12,703,563 B2Perimeter Solutions LP
- Docking arrangement for an additive manufacturing process28 Jul 2026US 12,691,499 B2LPW Technology Ltd
- Sampler assembly for a fluid container, corresponding fluid container assembly and associated methods10 Sep 2026US 2026/0264978 A19387-6670 Québec Inc.
- Hopper for a pharmaceutical counter13 Aug 2026US 2026/0233925 A1Express Scripts Strategic Development, Inc.
- Slide Gate Closure6 Aug 2026US 2026/0225797 A1
- Removable tank portal cover4 Dec 2025US 2025/0368430 A1
- Closure unit for a bulk material container, container system, emptying station and container emptying system30 Oct 2025US 2025/0333237 A1UCON Container System GmbH
Most cited
By later US patents
- Proppant discharge system and a container for use in such a proppant discharge system178US 8,585,341 B12013
- Proppant discharge system and a container for use in such a proppant discharge system153US 8,668,430 B22014
- Openable container base151US 5,441,321 A1995
- Containerised handling of bulk materials and apparatus therefor149US 7,252,309 B2Bee Kim Ong · 2007
- Hopper discharge device140US 4,475,672 A1984