B29D 30/12
Cores
B29D30/12 (Cores) appears on 61 US grants and 65 published applications in this corpus.
Search patents in B29D- Granted patents
- 61
- Published applications
- 65
- Assignees
- 23
- Inventors
- 83
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 3 |
| 2006 | 0 | 0 |
| 2007 | 0 | 4 |
| 2008 | 2 | 1 |
| 2009 | 1 | 9 |
| 2010 | 4 | 5 |
| 2011 | 5 | 1 |
| 2012 | 2 | 3 |
| 2013 | 2 | 3 |
| 2014 | 0 | 2 |
| 2015 | 4 | 11 |
| 2016 | 2 | 6 |
| 2017 | 3 | 8 |
| 2018 | 3 | 1 |
| 2019 | 7 | 0 |
| 2020 | 4 | 2 |
| 2021 | 3 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Grooved-core tooling for manufacturing pneumatic tires reinforced by stays passing through the inflation cavity23 Jun 2026US 12,661,859 B2Compagnie Generale Des Etablissements Michelin
- Facility and method for manufacturing an annular tire on a lightweight monolithic core25 Nov 2025US 12,479,177 B2Compagnie Generale Des Etablissements Michelin
- Method of manufacturing tire, forming system for tire, and tire28 Jan 2025US 12,208,651 B2The Yokohama Rubber Co., Ltd.
- Process and expandable forming drum for building tyres for vehicle wheels8 Mar 2022US 11,267,213 B2Pirelli Tyre S. P. A.
- Process for building tyres for vehicle wheels17 Aug 2021US 11,090,890 B2Pirelli Tyre S. P. A.
- Grooved-core tooling for manufacturing pneumatic tires reinforced by stays passing through the inflation cavity23 May 2024US 2024/0165901 A1Compagnie Generale Des Etablissements Michelin
- Facility and method for manufacturing an annular tire on a lightweight monolithic core7 Mar 2024US 2024/0075701 A1Compagnie Generale Des Etablissements Michelin
- Method of manufacturing tire, forming system for tire, and tire22 Jul 2021US 2021/0221174 A1The Yokohama Rubber Co., Ltd.
- Process and expandable forming drum for building tyres for vehicle wheels30 Jul 2020US 2020/0238648 A1Pirelli Tyre S. P. A.
- Expandable forming drum, and process for building tyres25 Jun 2020US 2020/0198273 A1Pirelli Tyre S. P. A.
Most cited
By later US patents
- Tire assembling and vulcanization33US 5,853,526 ASedepro · 1998
- Segmented toroidal core for manufacturing pneumatic tires32US 6,113,833 ABridgestone Corporation · 2000
- Method and an apparatus for assembling and removing a segmented tire mold core in a tire mold22US 4,279,856 ABayer Aktiengesellschaft · 1981
- Automatic hub and apparatus for disassembly of the hub21US 4,083,672 AThe Firestone Tire & Rubber Company · 1978
- Tire assembling and vulcanization16US 6,203,641 B1Sedepro · 2001