B29C 65/221
Characterised by the type of heated wire, resistive ribbon, band or strip
Official title: {characterised by the type of heated wire, resistive ribbon, band or strip (specific electrical or thermal properties also to be classified in B29C66/81262 or B29C66/81261)}
B29C65/221 (Characterised by the type of heated wire, resistive ribbon, band or strip) appears on 595 US grants and 406 published applications in this corpus.
Search patents in B29C- Granted patents
- 595
- Published applications
- 406
- Assignees
- 339
- Inventors
- 1,004
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 12 | 0 |
| 1978 | 9 | 0 |
| 1979 | 5 | 0 |
| 1980 | 9 | 0 |
| 1981 | 11 | 0 |
| 1982 | 5 | 0 |
| 1983 | 10 | 0 |
| 1984 | 9 | 0 |
| 1985 | 13 | 0 |
| 1986 | 9 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 13 | 0 |
| 1990 | 20 | 0 |
| 1991 | 11 | 0 |
| 1992 | 7 | 0 |
| 1993 | 11 | 0 |
| 1994 | 20 | 0 |
| 1995 | 8 | 0 |
| 1996 | 13 | 0 |
| 1997 | 12 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 11 | 0 |
| 2001 | 13 | 2 |
| 2002 | 9 | 13 |
| 2003 | 21 | 14 |
| 2004 | 12 | 16 |
| 2005 | 9 | 13 |
| 2006 | 11 | 20 |
| 2007 | 12 | 19 |
| 2008 | 13 | 19 |
| 2009 | 6 | 17 |
| 2010 | 9 | 14 |
| 2011 | 16 | 15 |
| 2012 | 11 | 20 |
| 2013 | 9 | 17 |
| 2014 | 9 | 17 |
| 2015 | 7 | 14 |
| 2016 | 15 | 15 |
| 2017 | 14 | 15 |
| 2018 | 15 | 12 |
| 2019 | 18 | 21 |
| 2020 | 11 | 16 |
| 2021 | 18 | 24 |
| 2022 | 12 | 24 |
| 2023 | 31 | 16 |
| 2024 | 15 | 21 |
| 2025 | 21 | 7 |
| 2026 | 6 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Vacuum sealer25 Aug 2026US 12,715,637 B2Ningbo Kedly Appliance Industry Co., Ltd.
- Pulse welding method and welding tool for pulse welding for a medical pack formed as a bag28 Jul 2026US 12,691,642 B2Fresenius Kabi Deutschland GmbH
- Device for welding plastic tubes30 Jun 2026US 12,668,029 B2Genesis BPS, LLC
- Welding device and method for manufacturing resin welded workpiece16 Jun 2026US 12,654,401 B2Kabushiki Kaisha Toyota Jidoshokki
- Method for manufacturing a pouch for holding therein a liquid24 Feb 2026US 12,558,852 B2Cargill, Incorporated
- Tool for bonding an anti-wear strip to a turbomachine vane10 Sep 2026US 2026/0264341 A1Safran Aircraft Engines
- Welding tool30 Jul 2026US 2026/0216960 A1Ropex Industrie-Elektronik GmbH
- Welding tool for welding plastic films4 Jun 2026US 2026/0151968 A1Ropex Industrie-Elektronik GmbH
- Manufacturing of polyethylene thin films for high-altitude balloons12 Mar 2026US 2026/0070287 A1Aerostar International, LLC
- Vacuum sealer26 Feb 2026US 2026/0054873 A1Ningbo Kedly Appliance Industry Co., Ltd.
Most cited
By later US patents
- Method for making a flangeless seam for use in disposable articles152US 6,042,673 AThe Procter & Gamble Company · 2000
- Apparatus for inflating and sealing air-filled packing cushions140US 6,659,150 B1Free-Flow Packaging International, Inc. · 2003
- Stand-up plastic bag and method of making same130US 4,837,849 AThe Dow Chemical Company · 1989
- Method and apparatus for combining a tensioned elastic garter with a substrate127US 5,393,360 AThe Procter & Gamble Company · 1995
- Method for making a seam for use in disposable articles124US 6,726,792 B1The Procter & Gamble Company · 2004