B29C 43/56
Compression moulding under special conditions
Official title: Compression moulding under special conditions, e.g. vacuum
B29C43/56 (Compression moulding under special conditions) appears on 366 US grants and 366 published applications in this corpus.
Search patents in B29C- Granted patents
- 366
- Published applications
- 366
- Assignees
- 301
- Inventors
- 961
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 9 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 8 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 6 |
| 2002 | 13 | 9 |
| 2003 | 5 | 14 |
| 2004 | 15 | 9 |
| 2005 | 6 | 10 |
| 2006 | 8 | 6 |
| 2007 | 2 | 9 |
| 2008 | 5 | 11 |
| 2009 | 2 | 11 |
| 2010 | 5 | 12 |
| 2011 | 7 | 14 |
| 2012 | 5 | 9 |
| 2013 | 3 | 6 |
| 2014 | 5 | 13 |
| 2015 | 6 | 24 |
| 2016 | 13 | 21 |
| 2017 | 7 | 21 |
| 2018 | 19 | 22 |
| 2019 | 25 | 22 |
| 2020 | 20 | 21 |
| 2021 | 18 | 21 |
| 2022 | 14 | 18 |
| 2023 | 18 | 18 |
| 2024 | 16 | 13 |
| 2025 | 17 | 18 |
| 2026 | 9 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29C 2043/561Under vacuum conditionsIndexing code192
- B29C 2043/566In a specific gas atmosphere, with or without pressureIndexing code42
- B29C 2043/568In a magnetic or electric fieldIndexing code25
- B29C 2043/565In a clean sterile environmentIndexing code7
- B29C 2043/567In a liquid, i.e. the moulded parts being embedded in liquidIndexing code4
Recent patents
- Rotatable mold apparatus8 Sep 2026US 12,728,584 B2Hyundai Mobis Co., Ltd.
- Scrolls that vacuum secure objects to complex surfaces25 Aug 2026US 12,715,181 B2The Boeing Company
- Tooling element and methods for forming and using same11 Aug 2026US 12,703,124 B2Rohr, Inc.
- Pressurization system11 Aug 2026US 12,703,129 B2Nikkiso Co., Ltd.
- Method and system for producing microstructures23 Jun 2026US 12,661,833 B2LTS Lohmann Therapie-Systeme AG
- Compression moulding method and apparatus24 Sep 2026US 2026/0284940 A1Sacmi Cooperativa Meccanici Imola Societa' Cooperativa
- Surface member, method of manufacturing laminated molded product, and press apparatus27 Aug 2026US 2026/0249524 A1The Japan Steel Works, Ltd.
- Rebonded foam molding machine, system, and method23 Jul 2026US 2026/0208405 A1Hickory Springs Manufacturing Company
- Laminating apparatus, and vacuum laminating device and flat press laminating device used therefor9 Jul 2026US 2026/0192496 A1Nikko Materials Co., Ltd.
- Device and method for pressboard manufacturing30 Apr 2026US 2026/0115963 A1Hitachi Energy Ltd
Most cited
By later US patents
- Systems and methods for improved engagement between aligners and teeth352US 6,830,450 B2Align Technology, Inc. · 2004
- Release surfaces, particularly for use in nanoimprint lithography323US 6,309,580 B1Regents of the University of Minnesota · 2001
- Fluid pressure imprint lithography297US 6,482,742 B12002
- Thermally insulated VIP sandwich shipper and method of making same244US 9,272,475 B2Sonoco Development, Inc. · 2016
- Plastic transfer molding techniques for the production of fiber reinforced plastic structures209US 4,902,215 A1990