B65D 77/38
Weakened closure seams
B65D77/38 (Weakened closure seams) appears on 60 US grants and 82 published applications in this corpus.
Search patents in B65D- Granted patents
- 60
- Published applications
- 82
- Assignees
- 40
- Inventors
- 101
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 3 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 3 |
| 2011 | 0 | 1 |
| 2012 | 0 | 6 |
| 2013 | 1 | 3 |
| 2014 | 5 | 4 |
| 2015 | 0 | 10 |
| 2016 | 4 | 1 |
| 2017 | 7 | 8 |
| 2018 | 1 | 9 |
| 2019 | 7 | 8 |
| 2020 | 8 | 6 |
| 2021 | 3 | 1 |
| 2022 | 5 | 7 |
| 2023 | 2 | 4 |
| 2024 | 3 | 1 |
| 2025 | 4 | 3 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Easy to open package with controlled dispensing device14 Jul 2026US 12,679,620 B2PopPack, LLC
- Woven plastic bags with features that reduce leakage, breakage and infestations31 Mar 2026US 12,589,932 B2Polytex Fibers Corporation
- Individual tubular packaging made of impermeable paper for packaging drinking/mineral water or other liquid substances for ice formation7 Oct 2025US 12,435,916 B2
- Woven plastic bags with angled and/or radial cuts4 Mar 2025US 12,240,675 B2Polytex Fibers Corporation
- Woven plastic bags with features that reduce leakage, breakage, and infestations25 Feb 2025US 12,234,075 B2Polytex Fibers Corporation
- Woven plastic block bottom bags23 Jul 2026US 2026/0208937 A1Polytex Fibers Corporation
- Woven plastic bags with features that reduce leakage, breakage, and infestations22 May 2025US 2025/0162778 A1Polytex Fibers Corporation
- Woven plastic bags with angled and/or radial cuts22 May 2025US 2025/0162779 A1Polytex Fibers Corporation
- Methods for making peelable easy open plastic bags24 Apr 2025US 2025/0128866 A1Polytex Fibers Corporation
- Nonwoven wipes, cleaning compositions, and associated packaging31 Oct 2024US 2024/0360391 A1Dermal Biomics, Inc.
Most cited
By later US patents
- Dental impression material package and method38US 5,052,554 A1991
- Dispensing of a substance35US 7,798,054 B2MDS Global Holding Ltd. · 2010
- Dispensing of a substance30US 8,784,915 B2MDS Global Holding Ltd. · 2014
- Display/vending carton27US 7,614,497 B2Graphic Packaging International, Inc. · 2009
- Easy open package26US 7,213,709 B2Colgate-Palmolive Company · 2007