B65D 41/20
Caps or cap-like covers with membranes
Official title: Caps or cap-like covers with membranes, e.g. arranged to be pierced
B65D41/20 (Caps or cap-like covers with membranes) appears on 45 US grants and 49 published applications in this corpus.
Search patents in B65D- Granted patents
- 45
- Published applications
- 49
- Assignees
- 38
- Inventors
- 88
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 2 | 4 |
| 2016 | 3 | 2 |
| 2017 | 3 | 6 |
| 2018 | 2 | 4 |
| 2019 | 5 | 5 |
| 2020 | 4 | 4 |
| 2021 | 4 | 2 |
| 2022 | 4 | 1 |
| 2023 | 2 | 3 |
| 2024 | 1 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Souvenir and memento apparatus21 Apr 2026US 12,606,353 B2
- Apparatus for collecting and storing fluid samples from vehicles and machinery1 Oct 2024US 12,104,990 B2Shane Park
- Container with irremovable closure to facilitate dispensation of contents1 Aug 2023US 11,713,168 B2
- Apparatus and method for aseptically filling pharmaceutical containers with a pharmaceutical fluid using rotary stage17 Jan 2023US 11,554,886 B2Vanrx Pharmasystems Inc.
- Fluoropolymer septum cap assembly15 Nov 2022US 11,498,725 B1Elemental Scientific, Inc.
- Chemical container cap breakseal, chemical container cap thereof, and chemical container assembly thereof5 Feb 2026US 2026/0035144 A1Entegris, Inc.
- Chemical reservoir cap with compressible discharge port24 Apr 2025US 2025/0128862 A1Ecolab USA Inc.
- Souvenir and memento apparatus26 Dec 2024US 2024/0425246 A1
- Opening device for aseptic carton packaging used for enteral nutrition through closed system5 Sep 2024US 2024/0293285 A1
- Recipient to dispense or receive a product for in situ mixing10 Aug 2023US 2023/0249894 A1Bnova SA
Most cited
By later US patents
- Plastic tube and resealable closure having protective collar102US 6,382,441 B1Becton, Dickinson and Company · 2002
- Ingredient dispensing cap for mixing beverages with push-pull drinking spout74US 8,701,906 B1Blast Max LLC · 2014
- Method of forming a closure for a fluid collection tube47US 6,837,954 B2Becton, Dickinson and Company · 2005
- Heat bondable container closure29US 5,634,567 APolystar Packaging, Incorporated · 1997
- Container and closure package and a method of filling21US 6,508,375 B1Owens-Brockway Plastic Products Inc. · 2003