F16L 47/10
The sealing rings being maintained in place by additional means
Official title: the sealing rings being maintained in place by additional means
F16L47/10 (The sealing rings being maintained in place by additional means) appears on 55 US grants and 17 published applications in this corpus.
Search patents in F16L- Granted patents
- 55
- Published applications
- 17
- Assignees
- 34
- Inventors
- 73
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 7 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 2 |
| 2021 | 0 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 2 | 2 |
| 2025 | 3 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Side wall seal for piping28 Apr 2026US 12,612,990 B2Roof Goose Vent LLC
- Polymer pipe, a pipe joint insert device, a pipe joint assembly, and methods of forming same6 Jan 2026US 12,516,764 B2Westlake Pipe & Fittings Corporation
- PVC-O pipe20 May 2025US 12,305,787 B2Sica S.P.A.
- Method and system for automated installation of welded reinforced thermosetting resin pipe joints25 Mar 2025US 12,259,075 B2Saudi Arabian Oil Company
- Polymer pipe, a pipe joint insert device, a pipe joint assembly, and methods of forming same21 Jan 2025US 12,203,581 B2Westlake Pipe & Fittings Corporation
- Side wall seal for piping30 Jul 2026US 2026/0218829 A1Roof Goose Vent LLC
- Method and system for automated installation of welded reinforced thermosetting resin pipe joints1 Aug 2024US 2024/0255088 A1Saudi Arabian Oil Company
- Pvc-o pipe20 Jun 2024US 2024/0200708 A1Sica S.P.A.
- Side wall seal for piping30 Mar 2023US 2023/0098027 A1Roof Goose Vent LLC
- Sealing arrangement, sealing sleeve and use thereof24 Feb 2022US 2022/0057031 A1Carl Freudenberg KG
Most cited
By later US patents
- Reinforced sealing rings for pipe joints74US 4,368,894 ARieber & Son · 1983
- Pipe gasket72US 4,834,398 AS & B Technical Products, Inc. · 1989
- Production of socket ends in thermoplastic pipes63US 4,299,412 ARieber & Son A/S · 1981
- Pipe part with a socket end47US 4,362,323 AWabin B.V. · 1982
- Combined mould element and sealing ring45US 4,030,872 ARieber & Son Plastic-Industri A/S · 1977