F16L 47/041
The plastic pipe end being flared either before or during the making
Official title: {the plastic pipe end being flared either before or during the making of the connection}
F16L47/041 (The plastic pipe end being flared either before or during the making) appears on 102 US grants and 79 published applications in this corpus.
Search patents in F16L- Granted patents
- 102
- Published applications
- 79
- Assignees
- 38
- Inventors
- 120
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 5 | 7 |
| 2003 | 5 | 1 |
| 2004 | 2 | 2 |
| 2005 | 2 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 2 |
| 2008 | 1 | 1 |
| 2009 | 2 | 2 |
| 2010 | 1 | 0 |
| 2011 | 2 | 8 |
| 2012 | 3 | 1 |
| 2013 | 0 | 3 |
| 2014 | 1 | 3 |
| 2015 | 5 | 0 |
| 2016 | 1 | 7 |
| 2017 | 5 | 8 |
| 2018 | 3 | 1 |
| 2019 | 6 | 8 |
| 2020 | 5 | 1 |
| 2021 | 0 | 1 |
| 2022 | 7 | 5 |
| 2023 | 2 | 6 |
| 2024 | 4 | 3 |
| 2025 | 2 | 5 |
| 2026 | 6 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Guide ring14 Jul 2026US 12,680,638 B2Mueller International, LLC
- Pipe joint2 Jun 2026US 12,644,542 B2Nippon Pillar Packing Co., Ltd.
- Fitting nut, fitting, fluid pressure device, and fluid control system3 Mar 2026US 12,565,953 B2SMC Corporation
- Grip ring3 Mar 2026US 12,565,954 B2Mueller International, LLC
- Nut turning tool and fitting nut turning method17 Feb 2026US 12,553,553 B2SMC Corporation
- A plumbing connector16 Jul 2026US 2026/0201991 A1Reliance Worldwide Corporation (UK) Limited
- Sealing pipe joint made of resin16 Oct 2025US 2025/0320944 A1Feature-Tec (Shanghai) New Materials Co., Ltd.
- Method and apparatus to assemble a high purity liquid distribution system18 Sep 2025US 2025/0289190 A1Fit-Line, Inc.
- Tubing junction assembly22 May 2025US 2025/0164049 A1CareFusion 303, Inc.
- Pipe joint20 Mar 2025US 2025/0092968 A1Nippon Pillar Packing Co., Ltd.
Most cited
By later US patents
- Luer connection143US 4,639,019 ABaxter Travenol Laboratories, Inc. · 1987
- Fittings with box nuts49US 5,388,871 AKakizaki Manufacturing Co., Ltd. · 1995
- Joint for coupling tubes47US 6,022,053 AFlowell Corporation · 2000
- Connecting device for plastic tubes and method for connecting a plastic tube46US 5,332,269 AHewing GmbH · 1994
- Tube connection fittings44US 4,508,374 APlasson Maagan Michael Industries Ltd. · 1985