F16L 17/02
Joints with packing adapted to sealing by fluid pressure: with sealing rings
Official title: with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket
F16L17/02 (Joints with packing adapted to sealing by fluid pressure: with sealing rings) appears on 690 US grants and 568 published applications in this corpus.
Search patents in F16L- Granted patents
- 690
- Published applications
- 568
- Assignees
- 305
- Inventors
- 873
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 8 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 12 | 0 |
| 1981 | 10 | 0 |
| 1982 | 6 | 0 |
| 1983 | 9 | 0 |
| 1984 | 8 | 0 |
| 1985 | 8 | 0 |
| 1986 | 16 | 0 |
| 1987 | 17 | 0 |
| 1988 | 8 | 0 |
| 1989 | 12 | 0 |
| 1990 | 10 | 0 |
| 1991 | 10 | 0 |
| 1992 | 6 | 0 |
| 1993 | 10 | 0 |
| 1994 | 11 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 7 | 0 |
| 2000 | 7 | 0 |
| 2001 | 15 | 1 |
| 2002 | 4 | 3 |
| 2003 | 6 | 7 |
| 2004 | 4 | 3 |
| 2005 | 2 | 22 |
| 2006 | 7 | 11 |
| 2007 | 3 | 9 |
| 2008 | 6 | 23 |
| 2009 | 9 | 18 |
| 2010 | 11 | 26 |
| 2011 | 15 | 19 |
| 2012 | 10 | 20 |
| 2013 | 17 | 25 |
| 2014 | 18 | 39 |
| 2015 | 19 | 25 |
| 2016 | 28 | 23 |
| 2017 | 30 | 34 |
| 2018 | 22 | 36 |
| 2019 | 34 | 37 |
| 2020 | 37 | 36 |
| 2021 | 28 | 26 |
| 2022 | 32 | 37 |
| 2023 | 38 | 32 |
| 2024 | 30 | 21 |
| 2025 | 27 | 20 |
| 2026 | 19 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pipe fitting6 Oct 2026US 12,753,870 B2Tyco Fire Products LP
- Quick-fitting pipe fitting29 Sep 2026US D1,149,644 S1Shanghai Vision Mechanical Joint Co., Ltd. · Design
- Sealing member for repairing a pipeline and method of use15 Sep 2026US 12,736,157 B2Oceaneering International, Inc.
- Press fitting device, components and method28 Jul 2026US 12,692,959 B2Quick Fitting Holding Company, LLC
- Groove-free quick-insert pipe clamp and processing device thereof14 Jul 2026US 12,680,633 B2Weifang 100Tong Casting Co.,Ltd.
- Maintenance hole connection seal8 Oct 2026US 2026/0309231 A1S & B Technical Products, Inc.
- Pipe coupling with pipe connection rings13 Aug 2026US 2026/0235236 A1ASC Engineered Solutions, LLC
- Pre-assembled coupling assembly with cap6 Aug 2026US 2026/0227014 A1ASC Engineered Solutions, LLC
- Pipe joint insert device, pipe joint assembly, and methods of forming same30 Jul 2026US 2026/0218830 A1Westlake Pipe & Fittings Corporation
- Pipe joint insert device, pipe joint assembly, and methods of forming same30 Jul 2026US 2026/0218831 A1Westlake Pipe & Fittings Corporation
Most cited
By later US patents
- Hingeable split pipe collar144US 4,408,788 AGrinnell Fire Protection Systems Company, Inc. · 1983
- Self-adjusting pipe clamp and coupling139US 4,611,839 AVictaulic Company of America · 1986
- Clamp with teeth for grooved pipes136US 5,058,931 AGustin-Bacon Division, a division of Tyler Pipe · 1991
- Pipeline system and method of assembly124US 4,601,495 AVictaulic Company of America · 1986
- Segmented transition coupling124US 4,896,902 AVictaulic Company of America · 1990