B29C 43/12
Using bags surrounding the moulding material or using membranes contacting the moulding
Official title: using bags surrounding the moulding material {or using membranes contacting the moulding material}
B29C43/12 (Using bags surrounding the moulding material or using membranes contacting the moulding) appears on 556 US grants and 216 published applications in this corpus.
Search patents in B29C- Granted patents
- 556
- Published applications
- 216
- Assignees
- 279
- Inventors
- 939
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 12 | 0 |
| 1978 | 11 | 0 |
| 1979 | 9 | 0 |
| 1980 | 7 | 0 |
| 1981 | 19 | 0 |
| 1982 | 17 | 0 |
| 1983 | 9 | 0 |
| 1984 | 11 | 0 |
| 1985 | 14 | 0 |
| 1986 | 15 | 0 |
| 1987 | 21 | 0 |
| 1988 | 19 | 0 |
| 1989 | 30 | 0 |
| 1990 | 21 | 0 |
| 1991 | 29 | 0 |
| 1992 | 37 | 0 |
| 1993 | 27 | 0 |
| 1994 | 16 | 0 |
| 1995 | 12 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 9 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 2 |
| 2002 | 4 | 5 |
| 2003 | 6 | 5 |
| 2004 | 7 | 6 |
| 2005 | 4 | 5 |
| 2006 | 4 | 2 |
| 2007 | 0 | 3 |
| 2008 | 2 | 11 |
| 2009 | 2 | 9 |
| 2010 | 1 | 6 |
| 2011 | 4 | 7 |
| 2012 | 10 | 5 |
| 2013 | 9 | 7 |
| 2014 | 7 | 16 |
| 2015 | 8 | 14 |
| 2016 | 5 | 8 |
| 2017 | 10 | 14 |
| 2018 | 12 | 6 |
| 2019 | 13 | 9 |
| 2020 | 12 | 13 |
| 2021 | 7 | 18 |
| 2022 | 11 | 12 |
| 2023 | 11 | 9 |
| 2024 | 16 | 12 |
| 2025 | 7 | 8 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Scrolls that vacuum secure objects to complex surfaces25 Aug 2026US 12,715,181 B2The Boeing Company
- Method for manufacturing moulded parts19 May 2026US 12,629,869 B2Siempelkamp Maschinen- und Anlagenbau GmbH & Co. KG
- Manufacturing method of a preform for a turbomachine component made from composite material and corresponding component17 Mar 2026US 12,576,600 B2Safran Aircraft Engines
- Molding method for making a monolithic component internally provided with at least one cavity inside30 Dec 2025US 12,508,750 B2Automobili Lamborghini S.P.A.
- Fabrication apparatuses and methods11 Nov 2025US 12,466,140 B2Plastics Unlimited, Inc.
- Variable optical-property interlayer product and method for manufacturing a variable optical-property interlayer product20 Aug 2026US 2026/0244062 A1ChromoGenics AB
- Mould apparatus16 Jul 2026US 2026/0200184 A1Spirit Global Holdings Limited
- Composite material molding method and molding apparatus5 Mar 2026US 2026/0061710 A1Akita University
- Composite material molding method and molding apparatus19 Feb 2026US 2026/0048539 A1Akita University
- Methods of manufacture for composite blades20 Nov 2025US 2025/0353261 A1Rtx Corporation
Most cited
By later US patents
- Method of making same256US 4,187,271 AOwens-Corning Fiberglas Corporation · 1980
- Vacuum resin impregnation process229US 4,942,013 AMcDonnell Douglas Corporation · 1990
- Plastic transfer molding techniques for the production of fiber reinforced plastic structures209US 4,902,215 A1990
- Caul and method for bonding and curing intricate composite structures196US 5,242,523 AThe Boeing Company · 1993
- Resin film infusion process and apparatus194US 4,622,091 AThe Boeing Company · 1986