B29C 65/74
Joining or sealing of preformed parts: by welding and severing , or
Official title: by welding and severing {, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area}
B29C65/74 (Joining or sealing of preformed parts: by welding and severing , or) appears on 1,709 US grants and 1,262 published applications in this corpus.
Search patents in B29C- Granted patents
- 1,709
- Published applications
- 1,262
- Assignees
- 873
- Inventors
- 2,663
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 32 | 0 |
| 1977 | 33 | 0 |
| 1978 | 27 | 0 |
| 1979 | 15 | 0 |
| 1980 | 17 | 0 |
| 1981 | 31 | 0 |
| 1982 | 17 | 0 |
| 1983 | 12 | 0 |
| 1984 | 14 | 0 |
| 1985 | 38 | 0 |
| 1986 | 22 | 0 |
| 1987 | 34 | 0 |
| 1988 | 33 | 0 |
| 1989 | 29 | 0 |
| 1990 | 37 | 0 |
| 1991 | 28 | 0 |
| 1992 | 16 | 0 |
| 1993 | 24 | 0 |
| 1994 | 29 | 0 |
| 1995 | 28 | 0 |
| 1996 | 29 | 0 |
| 1997 | 27 | 0 |
| 1998 | 34 | 0 |
| 1999 | 35 | 0 |
| 2000 | 35 | 0 |
| 2001 | 39 | 13 |
| 2002 | 21 | 42 |
| 2003 | 45 | 40 |
| 2004 | 42 | 49 |
| 2005 | 23 | 52 |
| 2006 | 31 | 46 |
| 2007 | 22 | 41 |
| 2008 | 25 | 40 |
| 2009 | 22 | 43 |
| 2010 | 24 | 41 |
| 2011 | 32 | 44 |
| 2012 | 27 | 46 |
| 2013 | 30 | 56 |
| 2014 | 36 | 46 |
| 2015 | 36 | 63 |
| 2016 | 51 | 66 |
| 2017 | 43 | 49 |
| 2018 | 46 | 91 |
| 2019 | 62 | 68 |
| 2020 | 63 | 59 |
| 2021 | 72 | 75 |
| 2022 | 56 | 53 |
| 2023 | 55 | 48 |
| 2024 | 60 | 54 |
| 2025 | 48 | 18 |
| 2026 | 22 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29C 65/743Using the same tool for both joining and severing, said tool being839
- B29C 65/745Using a single unit having both a severing tool and a welding635
- B29C 65/749Removing scrap143
- B29C 65/747Using other than mechanical means77
- B29C 65/741Characterised by the relationships between the joining step and the severing step71
Recent patents
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- Elastomeric laminate(s) for absorbent article donning1 Sep 2026US 12,721,760 B2The Procter & Gamble Company
- Method for manufacturing decorative piece of thermoplastic synthetic resin18 Aug 2026US 12,709,113 B2Plus Corporation
- Machine for the welding of plastic profiled elements4 Aug 2026US 12,697,786 B2Graf Synergy S.r. l.
- Methods and apparatuses for making elastomeric laminates28 Jul 2026US 12,691,013 B2The Procter & Gamble Company
- Elastic laminates and methods for assembling elastic laminates for absorbent articles8 Oct 2026US 2026/0306306 A1The Procter & Gamble Company
- Elastomeric laminate(s) for absorbent article donning8 Oct 2026US 2026/0306309 A1The Procter & Gamble Company
- Methods and apparatuses for making elastomeric laminates24 Sep 2026US 2026/0283863 A1The Procter & Gamble Company
- Ultrasonic sealing system and anvil thereof20 Aug 2026US 2026/0241643 A1Tetra Laval Holdings & Finance S. A.
- Ultrasonic sealing system and anvil thereof20 Aug 2026US 2026/0242085 A1Tetra Laval Holdings & Finance S. A.
Most cited
By later US patents
- Position feedback system and method for use thereof1,075US 6,625,517 B12003
- Elasticized disposable training pant and method of making the same809US 5,246,433 AThe Procter & Gamble Company · 1993
- Suture fusing and cutting apparatus775US 4,662,068 A1987
- Method of joining two thermoplastic articles380US 4,761,871 APhillips Petroleum Company · 1988
- Surgical tipping apparatus337US 6,306,157 B1Ethicon, Inc. · 2001