B65D 27/00
Envelopes or like essentially-rectangular flexible containers for postal or other purposes having
Official title: Envelopes or like essentially-rectangular flexible containers for postal or other purposes having no structural provision for thickness of contents (with shock-absorbing properties B65D81/03)
B65D27/00 (Envelopes or like essentially-rectangular flexible containers for postal or other purposes having) appears on 877 US grants and 736 published applications in this corpus.
Search patents in B65D- Granted patents
- 877
- Published applications
- 736
- Assignees
- 389
- Inventors
- 1,382
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 15 | 0 |
| 1978 | 14 | 0 |
| 1979 | 9 | 0 |
| 1980 | 16 | 0 |
| 1981 | 9 | 0 |
| 1982 | 13 | 0 |
| 1983 | 8 | 0 |
| 1984 | 13 | 0 |
| 1985 | 12 | 0 |
| 1986 | 14 | 0 |
| 1987 | 17 | 0 |
| 1988 | 25 | 0 |
| 1989 | 19 | 0 |
| 1990 | 16 | 0 |
| 1991 | 21 | 0 |
| 1992 | 15 | 0 |
| 1993 | 13 | 0 |
| 1994 | 21 | 0 |
| 1995 | 22 | 0 |
| 1996 | 16 | 0 |
| 1997 | 24 | 0 |
| 1998 | 20 | 0 |
| 1999 | 26 | 0 |
| 2000 | 24 | 0 |
| 2001 | 20 | 9 |
| 2002 | 30 | 24 |
| 2003 | 17 | 39 |
| 2004 | 15 | 33 |
| 2005 | 14 | 40 |
| 2006 | 3 | 34 |
| 2007 | 16 | 22 |
| 2008 | 14 | 39 |
| 2009 | 10 | 23 |
| 2010 | 19 | 33 |
| 2011 | 11 | 37 |
| 2012 | 19 | 19 |
| 2013 | 16 | 33 |
| 2014 | 19 | 29 |
| 2015 | 15 | 23 |
| 2016 | 20 | 22 |
| 2017 | 26 | 23 |
| 2018 | 23 | 31 |
| 2019 | 14 | 27 |
| 2020 | 17 | 30 |
| 2021 | 16 | 30 |
| 2022 | 27 | 26 |
| 2023 | 20 | 31 |
| 2024 | 25 | 32 |
| 2025 | 18 | 30 |
| 2026 | 14 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B65D 27/12Closures289
- B65D 27/06Envelopes or like essentially-rectangular flexible containers for postal or other purposes having225
- B65D 27/32Opening devices incorporated during envelope manufacture164
- B65D 27/04Envelopes or like essentially-rectangular flexible containers for postal or other purposes having119
- B65D 27/08Envelopes or like essentially-rectangular flexible containers for postal or other purposes having79
- B65D 27/005Linings50
- B65D 27/10Chains of interconnected envelopes23
- B65D 27/02Envelopes or like essentially-rectangular flexible containers for postal or other purposes having21
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
- Multi-film thermoplastic bags having visually-distinct contact areas creating text16 Jul 2026US 2026/0200650 A1The Glad Products Company
- Conformable, recyclable shipping container materials9 Jul 2026US 2026/0192557 A1PAC Worldwide Corporation
- Insulation Material And Method Of Making Insulation Material9 Jul 2026US 2026/0193014 A1MP Global Products, L.L.C.
Most cited
By later US patents