F16L 25/03
In non-disconnectable pipe joints
Official title: in non-disconnectable pipe joints
F16L25/03 (In non-disconnectable pipe joints) appears on 39 US grants and 25 published applications in this corpus.
Search patents in F16L- Granted patents
- 39
- Published applications
- 25
- Assignees
- 19
- Inventors
- 63
- Latest grant
- 29 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 2 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 3 |
| 2013 | 0 | 5 |
| 2014 | 2 | 1 |
| 2015 | 3 | 2 |
| 2016 | 2 | 1 |
| 2017 | 3 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 5 |
| 2021 | 1 | 2 |
| 2022 | 5 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Electrical isolator29 Nov 2022US 11,515,065 B2Crompton Technology Group Limited
- Pipe heat insulation casing and erection method22 Nov 2022US 11,506,328 B2Joint-Stock Company “Atomenergoproekt”
- Electrical isolator31 May 2022US 11,346,475 B2Crompton Technology Group Limited
- Electrical isolator1 Mar 2022US 11,264,153 B2Crompton Technology Group Limited
- Electrical isolator1 Feb 2022US 11,239,007 B2Crompton Technology Group Limited
- Casing system and method for pipeline reinforcement and repair26 Jan 2023US 2023/0021427 A1
- Pipe heat insulation casing and erection method28 Oct 2021US 2021/0332933 A1Joint-Stock Company “Atomenergoproekt”
- Casing system and method for pipeline reinforcement and repair7 Jan 2021US 2021/0003241 A1
- Electrical Isolator8 Oct 2020US 2020/0318764 A1Crompton Technology Group Limited
- Electrical isolator8 Oct 2020US 2020/0321145 A1Crompton Technology Group Limited
Most cited
By later US patents