B29C 45/2616
Having annular mould cavities
Official title: {having annular mould cavities}
B29C45/2616 (Having annular mould cavities) appears on 76 US grants and 75 published applications in this corpus.
Search patents in B29C- Granted patents
- 76
- Published applications
- 75
- Assignees
- 66
- Inventors
- 180
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 2 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 5 |
| 2010 | 0 | 0 |
| 2011 | 3 | 5 |
| 2012 | 0 | 2 |
| 2013 | 4 | 3 |
| 2014 | 1 | 2 |
| 2015 | 4 | 5 |
| 2016 | 0 | 1 |
| 2017 | 4 | 4 |
| 2018 | 2 | 4 |
| 2019 | 4 | 3 |
| 2020 | 2 | 4 |
| 2021 | 0 | 3 |
| 2022 | 2 | 9 |
| 2023 | 5 | 4 |
| 2024 | 7 | 4 |
| 2025 | 3 | 6 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cage, rolling bearing, and method for molding cage23 Jun 2026US 12,663,043 B2Fukui Seiki Industry Co., Ltd.
- Hybrid pad system19 May 2026US 12,631,425 B2Northrop Grumman Systems Corporation
- Foam cushion respiratory apparatus12 May 2026US 12,623,380 B2ResMed Pty Ltd
- Injection molding method for resin molded product and injection molding apparatus12 May 2026US 12,623,381 B2Honda Motor Co., Ltd.
- Balloon for expanding an orifice26 Aug 2025US 12,397,136 B2Iph001 Pty Ltd
- Mold and method for molding flexible externally toothed gear27 Aug 2026US 2026/0249573 A1Harmonic Drive Systems Inc.
- Resin molded product having through-hole, molding method therefor, mold, and needleless syringe using resin molded product13 Aug 2026US 2026/0232910 A1Daicel Corporation
- Polymer ammunition casing mold and manufacturing method16 Jul 2026US 2026/0200148 A1Innovative Performance Applications, LLC
- Bushing for heavy-duty vehicle axle/suspension systems22 Jan 2026US 2026/0022736 A1Hendrickson USA, L L C
- Cage, rolling bearing, and method for molding cage20 Nov 2025US 2025/0354582 A1Fukui Seiki Industry Co., Ltd.
Most cited
By later US patents
- One-piece lock-back lid30US 8,544,677 B2Letica Corporation · 2013
- Apparatus for molding pneumatic vehicular tires27US 4,043,725 A1977
- System for injection molding tire treads20US 4,826,416 AThe Goodyear Tire & Rubber Company · 1989
- Die casting system for the production of rubber mouldings16US 4,249,882 ADesma-Werke GmbH · 1981
- Injection molding resilient ring clip14US 4,277,434 A1981