B29C 66/976
By the use of an indicator pin
Official title: {by the use of an indicator pin, e.g. being integral with one of the parts to be joined}
B29C66/976 (By the use of an indicator pin) appears on 14 US grants and 10 published applications in this corpus.
Search patents in B29C- Granted patents
- 14
- Published applications
- 10
- Assignees
- 13
- Inventors
- 37
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 2 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Electrofusion joint and fusion method4 Nov 2025US 12,459,212 B2Sekisui Chemical Co., Ltd.
- Weldable half-shell31 Dec 2024US 12,181,093 B2Georg Fischer Rohrleitungssysteme AG
- Connection device for pipe elements22 Nov 2022US 11,506,320 B2Abn Pipe Systems, S.L.U.
- Method for producing plastics containers31 Dec 2019US 10,518,485 B2Kautex Textron GmbH & Co. KG
- Method for producing plastics containers31 Jan 2017US 9,555,581 B2Kautex Textron GmbH & Co. KG
- Electrofusion joint and fusion method5 Dec 2024US 2024/0399670 A1Sekisui Chemical Co., Ltd.
- Weldable Half-Shell28 Dec 2023US 2023/0417355 A1Georg Fischer Rohrleitungssysteme AG
- Electrofusion joint and fusion method2 Mar 2023US 2023/0065732 A1Sekisui Chemical Co., Ltd.
- Connection device for pipe elements2 May 2019US 2019/0128459 A1Abn Pipe Systems, S.L.U.
- Visual inspection method for verifying material presence13 Dec 2018US 2018/0356787 A1GM Global Technology Operations LLC
Most cited
By later US patents
- Electric welding muff42US 4,117,311 AVon Roll AG · 1978
- Weldable connecting member for connecting or joining thermoplastic pipe elements24US 4,703,150 AVon Roll AG · 1987
- Electrofusion of electrofusion joint, method of confirming state of fusion and fusion joint suitable for use in the methods23US 5,116,082 AMitsui Petrochemical Industries, Ltd. · 1992
- Electrofusion coupler21US 6,394,502 B1Kungsors Plast AB · 2002
- Pipe joints17US 5,255,942 AFusion Group PLC · 1993