F16L 41/04
Tapping pipe walls, i.e. making connections through the walls of pipes while
Official title: Tapping pipe walls, i.e. making connections through the walls of pipes while they are carrying fluids; Fittings therefor
F16L41/04 (Tapping pipe walls, i.e. making connections through the walls of pipes while) appears on 459 US grants and 311 published applications in this corpus.
Search patents in F16L- Granted patents
- 459
- Published applications
- 311
- Assignees
- 238
- Inventors
- 737
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 8 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 8 | 0 |
| 1987 | 8 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 7 | 0 |
| 1991 | 11 | 0 |
| 1992 | 5 | 0 |
| 1993 | 6 | 0 |
| 1994 | 14 | 0 |
| 1995 | 12 | 0 |
| 1996 | 9 | 0 |
| 1997 | 14 | 0 |
| 1998 | 8 | 0 |
| 1999 | 14 | 0 |
| 2000 | 8 | 0 |
| 2001 | 9 | 3 |
| 2002 | 5 | 6 |
| 2003 | 16 | 2 |
| 2004 | 6 | 7 |
| 2005 | 2 | 15 |
| 2006 | 11 | 8 |
| 2007 | 9 | 8 |
| 2008 | 4 | 9 |
| 2009 | 4 | 10 |
| 2010 | 6 | 15 |
| 2011 | 9 | 10 |
| 2012 | 9 | 11 |
| 2013 | 9 | 10 |
| 2014 | 13 | 10 |
| 2015 | 12 | 8 |
| 2016 | 6 | 13 |
| 2017 | 9 | 17 |
| 2018 | 12 | 22 |
| 2019 | 16 | 26 |
| 2020 | 25 | 20 |
| 2021 | 16 | 15 |
| 2022 | 16 | 15 |
| 2023 | 15 | 16 |
| 2024 | 16 | 16 |
| 2025 | 13 | 12 |
| 2026 | 13 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Combined drilling and stopping system8 Sep 2026US 12,729,795 B2Mueller International, LLC
- Single or multi-durometer elastomer, self-actuating, dynamic, stress suppressor for hot tapping tools8 Sep 2026US 12,729,796 B2TDW Delaware, Inc.
- Pipe coupon retainer18 Aug 2026US 12,708,948 B2Mueller International, LLC
- Flow regulator assembly for drilling operations30 Jun 2026US 12,669,205 B2
- Corporation stop and adjustable saddle apparatus and method30 Jun 2026US 12,669,206 B1
- Plugging head equalizer valve1 Oct 2026US 2026/0298390 A1Saudi Arabian Oil Company
- Hot Tapping System with Portable Hot Tapping Tools17 Sep 2026US 2026/0276125 A1
- Wide range tapping sleeve2 Jul 2026US 2026/0185643 A1Mueller International, LLC
- Suppression device for use with pipe tapping16 Apr 2026US 2026/0104126 A1
- Apparatus and method for installing a fitting onto a fluid line9 Apr 2026US 2026/0097474 A1Corex, LLC
Most cited
By later US patents
- Tube clamp and piercing device160US 4,112,944 A1978
- Frac manifold missile and fitting148US 10,982,523 B1KHOLLE Magnolia 2015, LLC · 2021
- Flowline junction fittings for frac systems127US 10,662,749 B1KHOLLE Magnolia 2015, LLC · 2020
- Apparatus for and method of making a service line connection through a fitting66US 3,995,655 AMueller Co. · 1976
- Diverless subsea hot tap system65US 6,290,432 B1Williams Field Services Gulf Coast Company, L.P. · 2001