B65D 51/20
Caps, lids, or covers co-operating with an inner closure arranged to be
Official title: Caps, lids, or covers co-operating with an inner closure arranged to be opened by piercing, cutting, or tearing {(B65D51/185 takes precedence; co-operating with an auxiliary container for additional articles or materials B65D51/28)}
B65D51/20 (Caps, lids, or covers co-operating with an inner closure arranged to be) appears on 1,126 US grants and 1,124 published applications in this corpus.
Search patents in B65D- Granted patents
- 1,126
- Published applications
- 1,124
- Assignees
- 621
- Inventors
- 2,032
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 4 | 0 |
| 1978 | 8 | 0 |
| 1979 | 7 | 0 |
| 1980 | 7 | 0 |
| 1981 | 6 | 0 |
| 1982 | 7 | 0 |
| 1983 | 7 | 0 |
| 1984 | 5 | 0 |
| 1985 | 14 | 0 |
| 1986 | 8 | 0 |
| 1987 | 19 | 0 |
| 1988 | 31 | 0 |
| 1989 | 24 | 0 |
| 1990 | 24 | 0 |
| 1991 | 24 | 0 |
| 1992 | 21 | 0 |
| 1993 | 27 | 0 |
| 1994 | 11 | 0 |
| 1995 | 13 | 0 |
| 1996 | 12 | 0 |
| 1997 | 21 | 0 |
| 1998 | 25 | 0 |
| 1999 | 27 | 0 |
| 2000 | 22 | 0 |
| 2001 | 28 | 3 |
| 2002 | 27 | 24 |
| 2003 | 8 | 20 |
| 2004 | 12 | 35 |
| 2005 | 22 | 43 |
| 2006 | 12 | 36 |
| 2007 | 12 | 43 |
| 2008 | 9 | 65 |
| 2009 | 12 | 45 |
| 2010 | 21 | 53 |
| 2011 | 28 | 42 |
| 2012 | 24 | 34 |
| 2013 | 36 | 40 |
| 2014 | 40 | 42 |
| 2015 | 27 | 59 |
| 2016 | 33 | 54 |
| 2017 | 37 | 55 |
| 2018 | 36 | 48 |
| 2019 | 51 | 76 |
| 2020 | 43 | 49 |
| 2021 | 48 | 52 |
| 2022 | 39 | 47 |
| 2023 | 43 | 48 |
| 2024 | 32 | 49 |
| 2025 | 35 | 39 |
| 2026 | 25 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Child resistant container6 Oct 2026US 12,752,985 B2
- Closure with retaining ring and tamper evidence band29 Sep 2026US 12,747,076 B2Husky Injection Molding Systems Ltd.
- Hinge cap1 Sep 2026US 12,722,857 B2Nippon Closures Co., Ltd.
- Container and method and apparatus for adding a product to a container18 Aug 2026US 12,709,424 B2Colin Mear Engineering Limited
- Spout for a package, lid-spout assembly for a package and package having a spout11 Aug 2026US 12,703,548 B2Tetra Laval Holdings & Finance S. A.
- Tabbed Seal With Oversized Tab8 Oct 2026US 2026/0307870 A1Selig Sealing Products, Inc.
- Container sealing liner with opening tab1 Oct 2026US 2026/0296723 A1Seal and Pack Co., Ltd
- Membrane lid with integrated two-stage tab system10 Sep 2026US 2026/0264955 A1TOPPAN Packaging Americas Holdings, Inc.
- Child Resistant Container20 Aug 2026US 2026/0242104 A1
- Article and Method for Forming an Integrated Liner Seal, Dispensing Aperture and Spout16 Jul 2026US 2026/0200647 A1Tekni-Plex, Inc.
Most cited
By later US patents
- Needleless access stopper216US 5,433,330 AWest Corporation · 1995
- Medicament container stopper with integral spike access means208US 5,902,298 ABracco Research USA · 1999
- Protective safety cap for medicament vial170US 3,977,555 APharmaco, Inc. · 1976
- Safety cap for medicament vial having puncturable seal164US 3,940,003 APharmaco, Inc. · 1976
- Container and dispensing system for liquid chemicals140US 5,102,010 ANOW Technologies, Inc. · 1992