B29L 2023/24
Endless tubes
Official title: Endless tubes, e.g. inner tubes for pneumatic tyres
B29L2023/24 (Endless tubes) appears on 37 US grants and 11 published applications in this corpus.
Search patents in B29L- Granted patents
- 37
- Published applications
- 11
- Assignees
- 24
- Inventors
- 48
- Latest grant
- 17 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 4 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Hybrid electrofusion processor17 Jun 2025US 12,330,380 B2Georg Fischer Central Plastics LLC
- Rubber composition, method for preparing same, fuel hose and fuel feed circuit incorporating same19 Mar 2024US 11,932,755 B2Hutchinson
- Welding method22 Mar 2022US 11,279,096 B2TPU Plus GmbH
- Method of manufacturing a carbon fiber wheel rim6 Oct 2020US 10,792,843 B2Marshal Industrial Corp.
- Device and method for cycle- and cost-optimized thermal transformation of hose blanks29 Oct 2019US 10,456,953 B2Creative Balloons GmbH
- Hybrid Electrofusion Processor23 May 2024US 2024/0165893 A1Georg Fischer Central Plastics LLC
- Rubber composition, method for preparing same, fuel hose and fuel feed circuit incorporating same8 Oct 2020US 2020/0317900 A1Hutchinson
- Multilayer inner tube25 Jun 2020US 2020/0198399 A1
- Welding method12 Mar 2020US 2020/0079033 A1TPU Plus GmbH
- Method of manufacturing a carbon fiber wheel rim27 Feb 2020US 2020/0061872 A1Marshal Industrial Corp.
Most cited
By later US patents
- Welded item28US 7,005,025 B2Tbdc, LLC · 2006
- Longitudinal seam and method of forming19US 4,715,915 ACarlisle Corporation · 1987
- Moulding apparatus17US 4,028,042 ADunlop Limited · 1977
- Combination fire extinguisher and tire sealer17US 4,899,826 A1990
- System for automatic joining and rolling up of cord strips15US 4,231,836 AGislaved AB · 1980