B29C 66/3462
By differentially heating the zones of different thickness
Official title: {by differentially heating the zones of different thickness}
B29C66/3462 (By differentially heating the zones of different thickness) appears on 29 US grants and 26 published applications in this corpus.
Search patents in B29C- Granted patents
- 29
- Published applications
- 26
- Assignees
- 31
- Inventors
- 70
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 3 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 2 |
| 2016 | 0 | 3 |
| 2017 | 1 | 4 |
| 2018 | 2 | 0 |
| 2019 | 4 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 3 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
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Most cited
By later US patents
- Induction apparatus and method for sealing of thermoplastic coated packing material62US 4,704,509 ATetra Pak International AB · 1987
- High-temperature, heat-sealed products and methods and means for their manufacture42US 5,993,593 AHeat Sealing Technology, Inc. · 1999
- Hotseal jaws and cutoff knife assembly for processing thermoplastic film bag making material34US 5,015,223 AZip-Pak Incorporated · 1991
- Induction heat sealing lap-seamed containers to non-metallic closures24US 5,013,878 AInternational Paper Company · 1991
- Rotary bag making machine for drawstring bags23US 4,889,522 ACustom Machinery Design, Inc. · 1989