B29C 65/00
Joining or sealing of preformed parts
Official title: Joining {or sealing} of preformed parts {, e.g. welding of plastics materials}; Apparatus therefor {(general aspects of processes or apparatus for joining preformed parts B29C66/00; using porous material formed by internal pressure generated therein for joining preformed parts B29C44/1228, B29C44/326)}
B29C65/00 (Joining or sealing of preformed parts) appears on 19,242 US grants and 16,837 published applications in this corpus.
Search patents in B29C- Granted patents
- 19,242
- Published applications
- 16,837
- Assignees
- 7,783
- Inventors
- 33,711
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 226 | 0 |
| 1977 | 191 | 0 |
| 1978 | 231 | 0 |
| 1979 | 130 | 0 |
| 1980 | 178 | 0 |
| 1981 | 230 | 0 |
| 1982 | 170 | 0 |
| 1983 | 166 | 0 |
| 1984 | 184 | 0 |
| 1985 | 238 | 0 |
| 1986 | 216 | 0 |
| 1987 | 271 | 0 |
| 1988 | 277 | 0 |
| 1989 | 299 | 0 |
| 1990 | 313 | 0 |
| 1991 | 251 | 0 |
| 1992 | 259 | 0 |
| 1993 | 278 | 0 |
| 1994 | 282 | 0 |
| 1995 | 307 | 0 |
| 1996 | 276 | 0 |
| 1997 | 326 | 0 |
| 1998 | 431 | 0 |
| 1999 | 378 | 0 |
| 2000 | 389 | 0 |
| 2001 | 361 | 128 |
| 2002 | 327 | 392 |
| 2003 | 375 | 461 |
| 2004 | 345 | 524 |
| 2005 | 255 | 516 |
| 2006 | 271 | 556 |
| 2007 | 228 | 499 |
| 2008 | 220 | 509 |
| 2009 | 215 | 574 |
| 2010 | 328 | 620 |
| 2011 | 406 | 571 |
| 2012 | 394 | 647 |
| 2013 | 445 | 736 |
| 2014 | 532 | 837 |
| 2015 | 554 | 856 |
| 2016 | 683 | 1054 |
| 2017 | 653 | 1039 |
| 2018 | 772 | 990 |
| 2019 | 904 | 917 |
| 2020 | 873 | 946 |
| 2021 | 765 | 818 |
| 2022 | 715 | 711 |
| 2023 | 658 | 630 |
| 2024 | 612 | 603 |
| 2025 | 539 | 436 |
| 2026 | 315 | 267 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29C 65/02Joining or sealing of preformed parts: by heating, with or without pressure13,882
- B29C 65/48Joining or sealing of preformed parts: using adhesives , i.e. using supplementary5,884
- B29C 65/78Means for handling the parts to be joined3,796
- B29C 65/56Joining or sealing of preformed parts: using mechanical means or mechanical connections2,685
- B29C 65/74Joining or sealing of preformed parts: by welding and severing , or1,709
- B29C 65/72Joining or sealing of preformed parts: by combined operations or combined techniques786
- B29C 65/82Testing the joint753
- B29C 65/76Making non-permanent or releasable joints550
Recent patents
- Forming method of water-soluble protective film, and processing method of plate-shaped object6 Oct 2026US 12,752,493 B2Disco Corporation
- Energy welding device and method6 Oct 2026US 12,752,494 B2
- Actuator for motor vehicle applications6 Oct 2026US 12,753,640 B2Kiekert AG
- Assembly for non-detachable connection of plastic parts for a car6 Oct 2026US 12,753,785 B2Hella Autotechnik Nova S.R.O.
- Surface protrusion formations and methods of manufacturing29 Sep 2026US 12,746,717 B2The Procter & Gamble Company
- Nasal/oral cannula system and manufacturing8 Oct 2026US 2026/0305976 A1Masimo Sweden AB
- 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 of making rotary acoustic horns8 Oct 2026US 2026/0307337 A13M Innovative Properties Company
- Method for attaching a metal reinforcement on a leading edge of a turbomachine blade8 Oct 2026US 2026/0307338 A1Safran Aerospace Composites
Most cited
By later US patents
- Circular stapler and staple line reinforcement material1,829US 8,789,737 B2Covidien LP · 2014
- Elastic substantially linear olefin polymers1,374US 5,272,236 AThe Dow Chemical Company · 1993
- Surgical apparatus including surgical buttress1,368US 9,433,420 B2Covidien LP · 2016
- Position feedback system and method for use thereof1,075US 6,625,517 B12003
- Capillary flow device951US 4,963,498 ABiotrack, Inc. · 1990