B65D 27/12
Closures
B65D27/12 (Closures) appears on 289 US grants and 335 published applications in this corpus.
Search patents in B65D- Granted patents
- 289
- Published applications
- 335
- Assignees
- 177
- Inventors
- 556
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 4 |
| 2002 | 7 | 9 |
| 2003 | 8 | 11 |
| 2004 | 5 | 13 |
| 2005 | 5 | 17 |
| 2006 | 1 | 7 |
| 2007 | 7 | 10 |
| 2008 | 9 | 14 |
| 2009 | 1 | 8 |
| 2010 | 3 | 13 |
| 2011 | 3 | 14 |
| 2012 | 9 | 11 |
| 2013 | 5 | 10 |
| 2014 | 9 | 12 |
| 2015 | 4 | 13 |
| 2016 | 12 | 8 |
| 2017 | 14 | 14 |
| 2018 | 9 | 19 |
| 2019 | 8 | 14 |
| 2020 | 11 | 16 |
| 2021 | 7 | 17 |
| 2022 | 15 | 14 |
| 2023 | 13 | 18 |
| 2024 | 14 | 23 |
| 2025 | 13 | 16 |
| 2026 | 11 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and machine for manufacturing a flexible envelope-like bag, particularly with reinforcement29 Sep 2026US 12,747,068 B2Holweg Group
- Envelope with internal pocket1 Sep 2026US 12,722,855 B1Admail West, Inc.
- Paper based corrugated envelope18 Aug 2026US 12,709,438 B2Aum Paper Products Private Limited
- Reusable envelope with pre-cut closure flap, method and machine for manufaturing such an envelope14 Jul 2026US 12,679,599 B2Holweg Group
- Reinforced envelope23 Jun 2026US 12,662,289 B1
- Release liner for mailer packages27 Aug 2026US 2026/0250046 A1PAC Worldwide Corporation
- Release liner for mailer packages30 Jul 2026US 2026/0217421 A1PAC Worldwide Corporation
- Conformable, recyclable shipping container materials9 Jul 2026US 2026/0192557 A1PAC Worldwide Corporation
- Security of physical account cards25 Jun 2026US 2026/0178785 A1Apple Inc.
- Wicketed envelopes with detachable fastener region26 Mar 2026US 2026/0084865 A1Pregis LLC
Most cited
By later US patents
- “Green” temperature-controlled mailer109US 9,738,420 B22017
- Tamper indication device108US 5,882,116 A1999
- Tamper resisting holographic security seal73US 5,319,475 ADe La Rue Holographics Limited · 1994
- Tamper-evident envelope with indicia-forming cohesive layers72US 4,709,397 AJohn H. Harland Company · 1987
- Multi-use envelope64US 5,503,328 AWaldorf Corporation · 1996