B29C 73/32
Using an elastic element
Official title: using an elastic element, e.g. inflatable bag
B29C73/32 (Using an elastic element) appears on 62 US grants and 44 published applications in this corpus.
Search patents in B29C- Granted patents
- 62
- Published applications
- 44
- Assignees
- 43
- Inventors
- 119
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 3 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 3 |
| 2012 | 0 | 3 |
| 2013 | 2 | 3 |
| 2014 | 3 | 0 |
| 2015 | 4 | 2 |
| 2016 | 2 | 2 |
| 2017 | 1 | 4 |
| 2018 | 5 | 2 |
| 2019 | 3 | 5 |
| 2020 | 2 | 2 |
| 2021 | 3 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and device for joining composite material elements14 Apr 2026US 12,600,099 B2Leonardo S.P.A.
- Polymer matrix composite repair22 Mar 2022US 11,279,100 B2ROLLS-ROYCE plc
- Method for repairing delamination and moisture by heat, pressure and adhesive29 Jun 2021US 11,046,461 B2
- Double vacuum bag method and adjustable support structure30 Mar 2021US 10,960,620 B2Rohr, Inc.
- Methods for repairing component cored passages23 Feb 2021US 10,927,995 B2Honeywell International Inc.
- Tooling for pressurizing a work zone of a part made of composite material, robot equipped with such tooling and method for repairing such a part made of composite material using such tooling26 Mar 2026US 2026/0084386 A1Safran Nacelles
- Assembly and method for repairing pipe using an expansion restrictor27 Nov 2025US 2025/0361968 A1Perma-Liner Industries, LLC
- Method and device for joining composite material elements17 Jul 2025US 2025/0229499 A1Leonardo S.P.A.
- Consolidating thermoplastic material with induction heating coil and heating plate(s)6 Feb 2025US 2025/0042578 A1Rohr, Inc.
- Composite material pressurizing device and composite material forming method29 Apr 2021US 2021/0122126 A1Mitsubishi Heavy Industries, Ltd.
Most cited
By later US patents
- Repair of composite laminates65US 6,149,749 ABritish Aerospace Public Limited Company · 2000
- Magnetic particle integrated adhesive and associated method of repairing a composite material product61US 5,833,795 AMcDonnell Douglas Corporation · 1998
- Equipment for on-site repair of a composite structure with a damaged zone and corresponding method58US 6,206,067 B1Aerospatiale Societe Nationale Industrielle · 2001
- Method for repairing high temperature composite structures57US 5,958,166 AMcDonnell Douglas Corporation · 1999
- Method of repairing buried sewage pipes52US 5,322,653 A1994