B29C 66/8242
Pneumatic or hydraulic drives
Official title: {Pneumatic or hydraulic drives (using fluid pressure directly acting on the parts to be joined B29C66/8266)}
B29C66/8242 (Pneumatic or hydraulic drives) appears on 1,691 US grants and 932 published applications in this corpus.
Search patents in B29C- Granted patents
- 1,691
- Published applications
- 932
- Assignees
- 961
- Inventors
- 2,914
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 34 | 0 |
| 1977 | 30 | 0 |
| 1978 | 35 | 0 |
| 1979 | 22 | 0 |
| 1980 | 30 | 0 |
| 1981 | 30 | 0 |
| 1982 | 26 | 0 |
| 1983 | 20 | 0 |
| 1984 | 26 | 0 |
| 1985 | 37 | 0 |
| 1986 | 33 | 0 |
| 1987 | 36 | 0 |
| 1988 | 40 | 0 |
| 1989 | 37 | 0 |
| 1990 | 46 | 0 |
| 1991 | 37 | 0 |
| 1992 | 28 | 0 |
| 1993 | 27 | 0 |
| 1994 | 30 | 0 |
| 1995 | 31 | 0 |
| 1996 | 49 | 0 |
| 1997 | 58 | 0 |
| 1998 | 66 | 0 |
| 1999 | 52 | 0 |
| 2000 | 59 | 0 |
| 2001 | 48 | 15 |
| 2002 | 41 | 40 |
| 2003 | 39 | 42 |
| 2004 | 26 | 39 |
| 2005 | 24 | 45 |
| 2006 | 28 | 48 |
| 2007 | 21 | 39 |
| 2008 | 22 | 38 |
| 2009 | 16 | 45 |
| 2010 | 28 | 37 |
| 2011 | 33 | 35 |
| 2012 | 28 | 43 |
| 2013 | 31 | 50 |
| 2014 | 24 | 35 |
| 2015 | 35 | 41 |
| 2016 | 44 | 48 |
| 2017 | 30 | 41 |
| 2018 | 31 | 40 |
| 2019 | 37 | 14 |
| 2020 | 33 | 40 |
| 2021 | 29 | 28 |
| 2022 | 29 | 36 |
| 2023 | 34 | 35 |
| 2024 | 25 | 30 |
| 2025 | 24 | 17 |
| 2026 | 12 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Induction welding heat shield assembly with multiple heat shields with aligned recesses for induction welding path9 Jun 2026US 12,649,198 B2Rohr, Inc.
- Sealing element for sealing a package and device for sealing a package2 Jun 2026US 12,643,702 B2Ecolean AB
- Negative pressure wound therapy apparatus and methods19 May 2026US 12,629,466 B2Smith & Nephew, Inc.
- Apparatus and a method for bonding webs of non-woven plastic material28 Apr 2026US 12,611,855 B2Dukane IAS, LLC
- Process for coating a preformed substrate14 Apr 2026US 12,600,081 B2Persico S.P.A.
- Negative pressure wound therapy apparatus and methods17 Sep 2026US 2026/0273165 A1Smith & Nephew, Inc.
- Portable conduction welding apparatus, system, and method for conduction welding of thermoplastic composite parts27 Aug 2026US 2026/0249561 A1The Boeing Company
- Applicator system for attaching sensors to surfaces13 Aug 2026US 2026/0235459 A1Watring Technologies, Inc.
- Connection method using a laser transmission bonding technology, an apparatus for bonding as well as a part made of a laser transmissive bonded first plastic part and a second plastic part2 Jul 2026US 2026/0184022 A1BRANSON ULTRASCHALL Niederlassung der Emerson Technologies GmbH & Co. OHG
- Portable conduction welding apparatus, system, and method for conduction welding of thermoplastic composite parts25 Jun 2026US 2026/0175523 A1The Boeing Company
Most cited
By later US patents
- Position feedback system and method for use thereof1,075US 6,625,517 B12003
- Apparatus for rivetting592US 8,327,514 B2Gunyang Trunet Co., Ltd. · 2012
- Method for assembling a package for sutures359US 6,915,623 B2Ethicon, Inc. · 2005
- Surgical tipping apparatus337US 6,306,157 B1Ethicon, Inc. · 2001
- Reclosable bag, material, and method of and means for making same223US 4,617,683 AMinigrip, Inc. · 1986