B65D 51/165
Formed by a slit or narrow opening
Official title: {formed by a slit or narrow opening}
B65D51/165 (Formed by a slit or narrow opening) appears on 65 US grants and 76 published applications in this corpus.
Search patents in B65D- Granted patents
- 65
- Published applications
- 76
- Assignees
- 49
- Inventors
- 108
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 6 |
| 2003 | 2 | 3 |
| 2004 | 0 | 4 |
| 2005 | 1 | 4 |
| 2006 | 1 | 3 |
| 2007 | 4 | 1 |
| 2008 | 0 | 3 |
| 2009 | 2 | 2 |
| 2010 | 3 | 2 |
| 2011 | 1 | 2 |
| 2012 | 1 | 7 |
| 2013 | 0 | 0 |
| 2014 | 3 | 3 |
| 2015 | 2 | 2 |
| 2016 | 1 | 3 |
| 2017 | 1 | 3 |
| 2018 | 2 | 0 |
| 2019 | 3 | 4 |
| 2020 | 3 | 7 |
| 2021 | 4 | 6 |
| 2022 | 2 | 3 |
| 2023 | 4 | 4 |
| 2024 | 2 | 2 |
| 2025 | 2 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Closure device for a container for liquids21 Apr 2026US 12,606,350 B2Artsana S.p.A.
- Flexible pour spout3 Mar 2026US 12,565,362 B2Snowie LLC
- Mason jar valved-lid component and kit for use in fermentation23 Dec 2025US 12,503,285 B2Masontops IP Holdings, Inc.
- Sealing mechanism for a beverage container1 Apr 2025US 12,263,998 B2Runway Blue, LLC
- Food-storage container14 May 2024US 11,981,496 B2Whirlpool Corporation
- Mason jar valved-lid component and kit for use in fermentation10 Apr 2025US 2025/0115400 A1Masontops IP Holdings, Inc.
- Closure device for a container for liquids23 Jan 2025US 2025/0026540 A1Artsana S.p.A.
- Flexible pour spout1 Aug 2024US 2024/0253872 A1Snowie LLC
- Food-storage container22 Feb 2024US 2024/0059474 A1Whirlpool Corporation
- Sealing mechanism for a beverage container28 Dec 2023US 2023/0415965 A1Runway Blue, LLC
Most cited
By later US patents
- Automatically sealing cup130US 6,276,560 B1Niko Products, Inc. · 2001
- Spill-proof drinking container78US 5,890,619 A1999
- Leak-proof cup assembly with flow control element78US 6,050,445 APlaytex Products, Inc. · 2000
- Stopper for a container such as a bottle, and a pump connectable thereto for extraction of gaseous medium from or pumping in thereof into the container75US 4,763,803 A1988
- System comprising a container having a slit valve as a venting valve and a liquid contained in said container72US 5,390,805 AThe Procter & Gamble Company · 1995