B29C 66/8414
Of different diameter
Official title: {of different diameter}
B29C66/8414 (Of different diameter) appears on 82 US grants and 56 published applications in this corpus.
Search patents in B29C- Granted patents
- 82
- Published applications
- 56
- Assignees
- 50
- Inventors
- 171
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 1 |
| 2004 | 2 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 0 | 5 |
| 2010 | 3 | 1 |
| 2011 | 2 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 1 |
| 2014 | 1 | 3 |
| 2015 | 2 | 5 |
| 2016 | 2 | 4 |
| 2017 | 2 | 7 |
| 2018 | 6 | 1 |
| 2019 | 6 | 4 |
| 2020 | 6 | 3 |
| 2021 | 2 | 1 |
| 2022 | 4 | 2 |
| 2023 | 0 | 0 |
| 2024 | 2 | 4 |
| 2025 | 2 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Chuck for gripping and moving cylindrical bodies, in particular fittings and pipe segments, and apparatus including the chuck19 Aug 2025US 12,391,009 B2Ritmo S.P.A.
- Hybrid electrofusion processor17 Jun 2025US 12,330,380 B2Georg Fischer Central Plastics LLC
- Pipe processing apparatus, particularly for forming branches on pipes made of thermoplastic material29 Oct 2024US 12,129,953 B2Ritmo S.P.A.
- Zone-based heating element18 Jun 2024US 12,016,088 B2Georg Fischer Rohrleitungssysteme AG
- Equipment for manufacturing trampoline and method for manufacturing trampoline16 Aug 2022US 11,413,827 B2
- Heater power control system and method for pipe fusion apparatus18 Dec 2025US 2025/0381740 A1McElroy Manufacturing, Inc.
- Variable weld spacing6 Feb 2025US 2025/0042098 A1Georg Fischer Rohrleitungssysteme AG
- Electrofusion tool31 Oct 2024US 2024/0359410 A1
- Hybrid Electrofusion Processor23 May 2024US 2024/0165893 A1Georg Fischer Central Plastics LLC
- Tube heater and sealer and method for sealing thermoplastic tubes and pipes15 Feb 2024US 2024/0051217 A1
Most cited
By later US patents
- Industion heating tool62US 5,412,184 AGas Research Institute · 1995
- Method of making an induction heating tool60US 5,526,561 AGas Research Institute · 1996
- Apparatus for preparing belts33US 4,878,985 AXerox Corporation · 1989
- Process for preparing belts31US 4,838,964 AXerox Corporation · 1989
- Belt fabrication machine24US 4,968,369 AXerox Corporation · 1990