B29D 30/26
Accessories or details
Official title: Accessories or details, e.g. membranes, transfer rings
B29D30/26 (Accessories or details) appears on 350 US grants and 294 published applications in this corpus.
Search patents in B29D- Granted patents
- 350
- Published applications
- 294
- Assignees
- 86
- Inventors
- 506
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 8 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 8 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 9 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 4 |
| 2002 | 6 | 6 |
| 2003 | 9 | 4 |
| 2004 | 8 | 7 |
| 2005 | 4 | 7 |
| 2006 | 4 | 3 |
| 2007 | 1 | 8 |
| 2008 | 3 | 9 |
| 2009 | 2 | 11 |
| 2010 | 6 | 9 |
| 2011 | 10 | 11 |
| 2012 | 5 | 15 |
| 2013 | 4 | 15 |
| 2014 | 10 | 17 |
| 2015 | 15 | 27 |
| 2016 | 12 | 15 |
| 2017 | 13 | 22 |
| 2018 | 9 | 11 |
| 2019 | 21 | 10 |
| 2020 | 18 | 16 |
| 2021 | 14 | 15 |
| 2022 | 12 | 11 |
| 2023 | 9 | 8 |
| 2024 | 12 | 16 |
| 2025 | 8 | 10 |
| 2026 | 7 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29D 30/2607Devices for transferring annular tyre components during the building-up stage125
- B29D 2030/2671Holding the layersIndexing code55
- B29D 2030/2614Bladders associated with the building drumIndexing code37
- B29D 2030/2657Radially expandable and contractable drum comprising a set of circumferentially arranged rigidIndexing code35
- B29D 2030/2635Central bladderIndexing code21
- B29D 2030/2642Adjusting the diameter of the drum, to match its circumference with theIndexing code16
- B29D 2030/2628Bladders for shaping the inner parts of the tyre beads or sidewallsIndexing code14
- B29D 2030/265Radially expandable and contractable drum comprising a set of circumferentially arranged elasticIndexing code12
All 9 subgroupsShow fewer
Recent patents
- Tire building drum and method for turning-up a tire component15 Sep 2026US 12,734,776 B2Vmi Holland B .V.
- Working station for deposition of elementary semifinished products for building green tyres1 Sep 2026US 12,722,350 B2Pirelli Tyre S. P. A.
- Passenger radial tire forming machine and case thereof18 Aug 2026US 12,709,079 B2Mesnac Co., Ltd.
- Device for shaping a pneumatic tire comprising a conditional assistance system for the rotation of the flanges carrying the beads of the tire11 Aug 2026US 12,703,163 B2Compagnie Generale Des Etablissements Michelin
- Tire production method and apparatus5 May 2026US 12,617,168 B2Mesnac Co., Ltd.
- Turn-up method and turn-up mechanism10 Sep 2026US 2026/0264353 A1Mesnac Co., Ltd.
- Winding system and method for winding a tire component on a stock reel23 Jul 2026US 2026/0208990 A1Vmi Holland B .V.
- Gripping method and apparatus for annular components of tyres for vehicle wheels28 May 2026US 2026/0145399 A1Pirelli Tyre S. P. A.
- Conveying device26 Feb 2026US 2026/0054944 A1Toyo Tire Corporation
- Plant for producing tyres for vehicle wheels15 Jan 2026US 2026/0014766 A1Pirelli Tyre S. P. A.
Most cited
By later US patents
- Transfer ring or drum apparatus with adjustable circumference36US 5,635,016 AWyko Corporation · 1997
- Method for microwave cooking of foods34US 4,740,377 ADu Pont Canada Inc. · 1988
- Device for transferring tire carcasses from a tire building-up station to a forming station29US 4,007,080 AContinental Gummi-Werke Aktiengesellschaft · 1977
- Method and apparatus for forming a cylindrical member29US 5,348,600 ABridgestone Corporation · 1994
- Method of forming green tire26US 5,380,384 ABridgestone Corporation · 1995