B29D 30/1621
By feeding a continuous band and winding it spirally, i.e. the band
Official title: {by feeding a continuous band and winding it spirally, i.e. the band is fed without relative movement along the core axis, to form an annular element (winding and joining, spirally in general B29C53/562)}
B29D30/1621 (By feeding a continuous band and winding it spirally, i.e. the band) appears on 36 US grants and 51 published applications in this corpus.
Search patents in B29D- Granted patents
- 36
- Published applications
- 51
- Assignees
- 17
- Inventors
- 53
- Latest grant
- 5 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 2 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 2 | 6 |
| 2006 | 2 | 2 |
| 2007 | 3 | 0 |
| 2008 | 2 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 6 |
| 2011 | 1 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 4 |
| 2016 | 0 | 3 |
| 2017 | 3 | 3 |
| 2018 | 2 | 2 |
| 2019 | 5 | 0 |
| 2020 | 1 | 5 |
| 2021 | 2 | 1 |
| 2022 | 1 | 4 |
| 2023 | 4 | 1 |
| 2024 | 0 | 0 |
| 2025 | 3 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Process and apparatus for building tyres for vehicle wheels5 Aug 2025US 12,377,626 B2Pirelli Tyre S. P. A.
- Process for building tyres for vehicle wheels11 Feb 2025US 12,220,889 B2Pirelli Tyre S. P. A.
- Composite tread with targeted stiffness gradient and method of making21 Jan 2025US 12,202,221 B2The Goodyear Tire & Rubber Company
- Method for building tyres18 Jul 2023US 11,701,851 B2Pirelli S.p.A.
- Crown reinforcement for a tire of a tractor-type agricultural vehicle11 Jul 2023US 11,697,309 B2Compagnie Generale Des Etablissements Michelin
- Process for building tyres for vehicle wheels8 May 2025US 2025/0144902 A1Pirelli Tyre S. P. A.
- Process and apparatus for building tyres for vehicle wheels14 Sep 2023US 2023/0286236 A1Pirelli Tyre S. P. A.
- Composite tread with targeted stiffness gradient and method of making4 Aug 2022US 2022/0242077 A1The Goodyear Tire & Rubber Company
- Process and apparatus for building tyres for vehicle wheels and tyres obtainable therefrom7 Jul 2022US 2022/0212430 A1Pirelli Tyre S. P. A.
- Method for building tyres7 Apr 2022US 2022/0105698 A1Pirelli Tyre S. P. A.
Most cited
By later US patents
- Method of and apparatus for making flotation tire and tire product27US 4,248,287 ABrad Ragan, Inc. · 1981
- Apparatus for applying a band of material to the side of a circular body of revolution12US 4,222,810 AAktiebolaget Stabil Mekaniska Verkstad · 1980
- Self-supporting tire for a vehicle wheel and method for manufacturing the tire9US 6,814,119 B2Pirelli Pneumatici S.p.A. · 2004
- Method of making a tire reinforced with sheath cord threads8US 4,917,744 ABayer Aktiengesellschaft · 1990
- Method of manufacturing a carcass structure and a vehicle tire7US 6,623,584 B2Pirelli Pneumatici S.p.A. · 2003