B29C 33/18
Using vacuum
Official title: using vacuum
B29C33/18 (Using vacuum) appears on 77 US grants and 53 published applications in this corpus.
Search patents in B29C- Granted patents
- 77
- Published applications
- 53
- Assignees
- 66
- Inventors
- 172
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 0 | 3 |
| 2009 | 1 | 1 |
| 2010 | 2 | 3 |
| 2011 | 2 | 2 |
| 2012 | 3 | 3 |
| 2013 | 2 | 1 |
| 2014 | 0 | 0 |
| 2015 | 3 | 4 |
| 2016 | 1 | 3 |
| 2017 | 1 | 0 |
| 2018 | 2 | 1 |
| 2019 | 0 | 3 |
| 2020 | 3 | 3 |
| 2021 | 2 | 5 |
| 2022 | 3 | 4 |
| 2023 | 1 | 0 |
| 2024 | 4 | 5 |
| 2025 | 1 | 1 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Molding die, method for manufacturing molding die, and method for manufacturing molded product15 Sep 2026US 12,734,731 B2Kasai Kogyo Co., Ltd.
- Semiconductor chip molding die device16 Jun 2026US 12,660,551 B2Samsung Electronics Co., Ltd.
- Blade stringer forming methods and tooling17 Feb 2026US 12,552,113 B2The Boeing Company
- Direct bottomed article of footwear with a film mold1 Apr 2025US 12,262,781 B2NIKE, Inc.
- Method of forming component using metal-resin composite and mold for forming said component5 Nov 2024US 12,134,218 B2Nissan Motor Co., Ltd.
- Molding die, method for manufacturing molding die, and method for manufacturing molded product12 Feb 2026US 2026/0042244 A1Kasai Kogyo Co., Ltd.
- Method for producing a foamed polymer composite board from mixed plastic waste6 Feb 2025US 2025/0043151 A1Boxs AG
- Blade Stringer Forming Methods and Tooling15 Aug 2024US 2024/0269945 A1The Boeing Company
- Method for making a support element for the human body, such as a saddle of a vehicle, support element so obtained and relative molding unit1 Aug 2024US 2024/0253719 A1Selle Royal Group S.P.A.
- Manufacturing device and manufacturing method for molds11 Jul 2024US 2024/0227248 A1Suzhou Reveda Medical Biotech Co., Ltd.
Most cited
By later US patents
- Moldable fibrous mat and product molded therefrom76US 4,474,846 AVan Dresser Corporation · 1984
- Gas turbine engine composite blade64US 8,419,374 B2Hamilton Sundstrand Corporation · 2013
- Method and apparatus for manufacturing trim panels including several trim components62US 4,923,539 AStanztechnik GmbH R & S · 1990
- Moldable fibrous mat and method of making the same59US 4,418,031 AVan Dresser Corporation · 1983
- Production method for encapsulating a semiconductor device44US 5,846,477 ANitto Denko Corporation · 1998