B29C 33/0038
Moulds or cores: with sealing means or the like
Official title: {with sealing means or the like (seals on envelopes used in tyre retreading B29D30/542; for injection moulding footwear B29D35/0045)}
B29C33/0038 (Moulds or cores: with sealing means or the like) appears on 425 US grants and 228 published applications in this corpus.
Search patents in B29C- Granted patents
- 425
- Published applications
- 228
- Assignees
- 288
- Inventors
- 852
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 6 | 0 |
| 1978 | 8 | 0 |
| 1979 | 3 | 0 |
| 1980 | 10 | 0 |
| 1981 | 7 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 7 | 0 |
| 1986 | 8 | 0 |
| 1987 | 9 | 0 |
| 1988 | 12 | 0 |
| 1989 | 11 | 0 |
| 1990 | 12 | 0 |
| 1991 | 13 | 0 |
| 1992 | 11 | 0 |
| 1993 | 25 | 0 |
| 1994 | 7 | 0 |
| 1995 | 12 | 0 |
| 1996 | 11 | 0 |
| 1997 | 16 | 0 |
| 1998 | 16 | 0 |
| 1999 | 10 | 0 |
| 2000 | 11 | 0 |
| 2001 | 18 | 2 |
| 2002 | 10 | 11 |
| 2003 | 7 | 6 |
| 2004 | 6 | 8 |
| 2005 | 4 | 4 |
| 2006 | 7 | 7 |
| 2007 | 2 | 6 |
| 2008 | 1 | 8 |
| 2009 | 3 | 4 |
| 2010 | 5 | 6 |
| 2011 | 2 | 1 |
| 2012 | 4 | 4 |
| 2013 | 2 | 3 |
| 2014 | 4 | 8 |
| 2015 | 3 | 15 |
| 2016 | 10 | 14 |
| 2017 | 11 | 13 |
| 2018 | 8 | 7 |
| 2019 | 9 | 10 |
| 2020 | 5 | 13 |
| 2021 | 14 | 7 |
| 2022 | 10 | 11 |
| 2023 | 5 | 14 |
| 2024 | 11 | 26 |
| 2025 | 15 | 11 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Tire curing mold having a sealing element4 Aug 2026US 12,697,794 B2Compagnie Generale Des Etablissements Michelin
- Shell removal device28 Jul 2026US 12,691,611 B2Align Technology, Inc.
- System and method for seal validation in a composite part manufacturing process16 Jun 2026US 12,654,408 B2The Boeing Company
- Loudspeaker and method of manufacture26 May 2026US 12,641,372 B2Pss Belgium NV
- Method for manufacturing moulded parts19 May 2026US 12,629,869 B2Siempelkamp Maschinen- und Anlagenbau GmbH & Co. KG
- System and method for seal validation in a composite part manufacturing process17 Sep 2026US 2026/0273872 A1The Boeing Company
- Sealing resin and formation method thereof30 Jul 2026US 2026/0223722 A1Apic Yamada Corporation
- Tooling and methods for forming a component with an overmold layer25 Jun 2026US 2026/0175486 A1
- Seals and methods for resin transfer infusion18 Jun 2026US 2026/0166824 A1The Boeing Company
- Apparatus and method for forming a composite part30 Apr 2026US 2026/0116024 A1Short Brothers PLC
Most cited
By later US patents
- Method for forming optical lenses363US 4,197,266 ABausch & Lomb Incorporated · 1980
- Mold structure226US 4,561,625 ALibbey-Owens-Ford Co. · 1985
- Method for molding lenses214US 5,271,875 ABausch & Lomb Incorporated · 1993
- Fastening tape designed to be attached to a molded article during molding, and its attaching method109US 4,693,921 AAplix · 1987
- Plastic lens composition and method for the production thereof108US 4,879,318 AOphthalmic Research Group International, Inc. · 1989