B25B 27/16
Abutted flanges
Official title: abutted flanges
B25B27/16 (Abutted flanges) appears on 136 US grants and 85 published applications in this corpus.
Search patents in B25B- Granted patents
- 136
- Published applications
- 85
- Assignees
- 59
- Inventors
- 218
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 0 |
| 2003 | 3 | 1 |
| 2004 | 1 | 2 |
| 2005 | 2 | 2 |
| 2006 | 3 | 3 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 3 |
| 2010 | 2 | 5 |
| 2011 | 2 | 3 |
| 2012 | 3 | 4 |
| 2013 | 5 | 4 |
| 2014 | 5 | 5 |
| 2015 | 6 | 8 |
| 2016 | 2 | 4 |
| 2017 | 9 | 6 |
| 2018 | 6 | 4 |
| 2019 | 2 | 8 |
| 2020 | 4 | 5 |
| 2021 | 7 | 6 |
| 2022 | 5 | 3 |
| 2023 | 2 | 2 |
| 2024 | 8 | 2 |
| 2025 | 1 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- V-clamp tool apparatus and method of use29 Sep 2026US 12,746,649 B2
- Union release tool10 Mar 2026US 12,569,964 B1
- Adjustable pipe clamp24 Jun 2025US 12,337,422 B2Esco Tool
- Transmission assembly comprising a transmission housing and a receiving space for receiving an electronic and/or electrical functional unit19 Nov 2024US 12,145,244 B2ZF Friedrichshafen AG
- Aft inner cap plate removal method and tooling for a combustor with micromixer tubes1 Oct 2024US 12,103,148 B1GE Infrastructure Technology LLC
- System for Assembly of Flanged Joints18 Jun 2026US 2026/0168601 A1Integrity Engineering Solutions Pty Ltd
- Adjustable pipe clamp21 Aug 2025US 2025/0262694 A1Esco Tool
- Aft inner cap plate removal method and tooling for a combustor with micromixer tubes3 Apr 2025US 2025/0108493 A1GE Infrastructure Technology LLC
- Flushing Ring Alignment Tool25 Jan 2024US 2024/0025019 A1Chevron U.S.A.Inc.
- Device for aligning holes25 Jan 2024US 2024/0026861 A1General Electric Renovables Espana, S.L.
Most cited
By later US patents