F16L 47/12
With additional locking means
Official title: with additional locking means
F16L47/12 (With additional locking means) appears on 72 US grants and 70 published applications in this corpus.
Search patents in F16L- Granted patents
- 72
- Published applications
- 70
- Assignees
- 55
- Inventors
- 122
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 4 |
| 2003 | 2 | 2 |
| 2004 | 1 | 1 |
| 2005 | 2 | 6 |
| 2006 | 2 | 4 |
| 2007 | 3 | 1 |
| 2008 | 3 | 5 |
| 2009 | 2 | 3 |
| 2010 | 1 | 4 |
| 2011 | 2 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 2 |
| 2015 | 2 | 1 |
| 2016 | 1 | 2 |
| 2017 | 0 | 1 |
| 2018 | 2 | 7 |
| 2019 | 1 | 2 |
| 2020 | 2 | 2 |
| 2021 | 6 | 5 |
| 2022 | 2 | 2 |
| 2023 | 3 | 2 |
| 2024 | 4 | 3 |
| 2025 | 3 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 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
- Fitting collar and tube-fitting assemblies incorporating fitting collars29 Jul 2025US 12,372,188 B2Avtechtyee Inc.
- Composite transition fitting25 Mar 2025US 12,259,067 B2Ipex Technologies Inc.
- 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
- Pipe binding band and pipe binding mechanism comprising same24 Sep 2024US 12,098,787 B2
- Pipe bell end reinforcing device pipe stop12 Feb 2026US 2026/0043499 A1Press-Seal Corporation
- High-pressure hose29 Jan 2026US 2026/0029071 A1Zhejiang Tianti Rubber & Plastic Technology Co., Ltd.
- Fitting collar and tube-fitting assemblies incorporating fitting collars20 Nov 2025US 2025/0354643 A1Avtechtyee Inc.
- Devices and methods of manufacturing couplers for the transition of different conduit systems8 May 2025US 2025/0146608 A1ABB Schweiz AG
- A method and apparatus for joining hollow structures16 Jan 2025US 2025/0020258 A1Long Pipes Limited
Most cited
By later US patents
- Plastic pipe repair fitting and connection apparatus115US 5,975,587 AContinental Industries, Inc. · 1999
- Cooperating combination of a gland and a grip ring installed in restrained sealed bolted joints of fluid piping systems including both plastic pipe and metallic pipe91US 5,335,946 ARomac Industries, Inc. · 1994
- Pipe joint locking ring and groove arrangement87US 4,111,464 ASekisui Kagaku Kogyo Kabushiki Kaisha · 1978
- Pipe coupling83US 4,629,217 A1986
- Plastic pipe section74US 5,015,014 AAardvark · 1991