B60C 15/04
Bead cores
B60C15/04 (Bead cores) appears on 387 US grants and 395 published applications in this corpus.
Search patents in B60C- Granted patents
- 387
- Published applications
- 395
- Assignees
- 95
- Inventors
- 716
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 11 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 11 | 0 |
| 1993 | 10 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 11 | 0 |
| 2000 | 13 | 0 |
| 2001 | 9 | 6 |
| 2002 | 17 | 19 |
| 2003 | 16 | 15 |
| 2004 | 15 | 7 |
| 2005 | 11 | 16 |
| 2006 | 12 | 20 |
| 2007 | 9 | 8 |
| 2008 | 2 | 7 |
| 2009 | 11 | 11 |
| 2010 | 3 | 11 |
| 2011 | 6 | 5 |
| 2012 | 4 | 9 |
| 2013 | 5 | 12 |
| 2014 | 3 | 13 |
| 2015 | 5 | 18 |
| 2016 | 8 | 24 |
| 2017 | 5 | 26 |
| 2018 | 16 | 15 |
| 2019 | 17 | 23 |
| 2020 | 14 | 39 |
| 2021 | 15 | 33 |
| 2022 | 21 | 30 |
| 2023 | 12 | 10 |
| 2024 | 8 | 12 |
| 2025 | 10 | 2 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B60C 15/05Multiple, i.e. with two or more cores in each bead85
- B60C 2015/044Characterised by a wrapping layerIndexing code47
- B60C 2015/048Polygonal cores characterised by the winding sequenceIndexing code43
- B60C 2015/046Cable cores, i.e. cores made-up of twisted wiresIndexing code36
- B60C 2015/042Characterised by the material of the coreIndexing code18
Recent patents
- Tire4 Aug 2026US 12,697,843 B2The Yokohama Rubber Co., Ltd.
- Mud and snow tire23 Jun 2026US 12,661,935 B2Tire Group International, LLC
- Pneumatic tire21 Apr 2026US 12,605,972 B2
- Tire comprising a pair of flexible bead cores7 Apr 2026US 12,594,793 B2Compagnie Generale Des Etablissements Michelin
- Pneumatic tire with optimized crown and bead architectures24 Mar 2026US 12,583,260 B2Compagnie Generale Des Etablissements Michelin
- Tire with an improved interface6 Aug 2026US 2026/0225403 A1Compagnie Generale Des Etablissements Michelin
- Pneumatic tire6 Aug 2026US 2026/0225409 A1Sumitomo Rubber Industries, Ltd.
- Tire7 May 2026US 2026/0125543 A1Compagnie Generale Des Etablissements Michelin
- Radial tyre26 Mar 2026US 2026/0084469 A1Nokian Renkaat Oyj
- Pneumatic tire14 Aug 2025US 2025/0256534 A1Shandong Xingda Tyre Co. Ltd.
Most cited
By later US patents
- Radial ply pneumatic tire79US 5,368,082 AThe Goodyear Tire & Rubber Company · 1994
- Pneumatic safety tire45US 4,365,659 AThe Toyo Rubber Industry Co., Ltd. · 1982
- Tire with transponder and transponder for tire42US 6,147,659 AThe Yokohama Rubber Co., Ltd. · 2000
- Vehicle tire with a particular carcass ply and/or a particular circumferentially inextensible annular structure36US 6,328,084 B1Pirelli Pneumatici S.p.A. · 2001
- Tire containing at least part of an electrical current generator intended for the supply of sensors and/or other electrical devices present within the tire, and method for manufacture the said tire32US 6,470,933 B1Pirelli Pneumatici S.p.A. · 2002