B65D 2581/3483
Carbon, carbon black, or graphite
B65D2581/3483 (Carbon, carbon black, or graphite) appears on 72 US grants and 27 published applications in this corpus.
Search patents in B65D- Granted patents
- 72
- Published applications
- 27
- Assignees
- 37
- Inventors
- 128
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 9 | 0 |
| 1994 | 7 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 4 |
| 2004 | 4 | 3 |
| 2005 | 2 | 2 |
| 2006 | 1 | 2 |
| 2007 | 0 | 2 |
| 2008 | 1 | 1 |
| 2009 | 1 | 6 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Susceptor ink compositions for microwaveable packages14 Oct 2025US 12,441,903 B2Instituto TecnolóGico Del Embalaje, Transporte Y LogíStica (Itene)
- Container structure2 Apr 2024US 11,945,639 B2Ponopack Co., Ltd.
- Microwavable bag or sheet material11 Jun 2013US 8,461,499 B2The Glad Products Company
- Variable serving size insulated packaging15 May 2012US 8,178,822 B2Graphic Packaging International, Inc.
- Microwave susceptor for food packaging5 Oct 2010US 7,807,950 B2
- Microwave heatable film, microwave heatable package, and method for producing microwave heatable film8 Oct 2026US 2026/0307883 A1Ricoh Company, Ltd.
- Container structure16 Mar 2023US 2023/0085496 A1Ponopack Co., Ltd.
- Susceptor ink compositions for microwaveable packages27 Feb 2020US 2020/0062984 A1Instituto TecnolóGico Del Embalaje, Transporte Y LogíStica (Itene)
- Micro-Active Thermoelastomer Heated Food Accessories7 Jun 2018US 2018/0153340 A1
- Hermetically closed package to be heated in a microwave oven24 Apr 2014US 2014/0110403 A1Amcor Flexibles Transpac B.V.B.A.
Most cited
By later US patents
- Microwave susceptor with separate attenuator for heat control217US 5,285,040 AGolden Valley Microwave Foods Inc. · 1994
- Self limiting microwave heaters211US 5,410,135 AJames River Paper Company, Inc. · 1995
- Microwave absorber199US 4,518,651 AE. I. Du Pont de Nemours and Company · 1985
- Microwave heating structure187US 5,260,537 ABeckett Industries Inc. · 1993
- Self-venting vapor-tight microwave oven package133US 4,640,838 AMinnesota Mining and Manufacturing Company · 1987