F16L 19/0283
And having a bell-mouthed shape
Official title: {and having a bell-mouthed shape}
F16L19/0283 (And having a bell-mouthed shape) appears on 88 US grants and 78 published applications in this corpus.
Search patents in F16L- Granted patents
- 88
- Published applications
- 78
- Assignees
- 61
- Inventors
- 179
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 4 |
| 2003 | 4 | 3 |
| 2004 | 1 | 3 |
| 2005 | 3 | 3 |
| 2006 | 1 | 0 |
| 2007 | 1 | 5 |
| 2008 | 1 | 3 |
| 2009 | 4 | 2 |
| 2010 | 1 | 4 |
| 2011 | 1 | 5 |
| 2012 | 0 | 3 |
| 2013 | 1 | 3 |
| 2014 | 1 | 2 |
| 2015 | 6 | 2 |
| 2016 | 1 | 4 |
| 2017 | 5 | 0 |
| 2018 | 2 | 1 |
| 2019 | 2 | 4 |
| 2020 | 2 | 3 |
| 2021 | 2 | 3 |
| 2022 | 2 | 4 |
| 2023 | 3 | 4 |
| 2024 | 7 | 10 |
| 2025 | 2 | 2 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Insert fitting devices, assemblies and couplings10 Feb 2026US 12,546,427 B2Mega Fluid Systems, Inc.
- Method and device for measurement method of axial force of a tube fitting3 Feb 2026US 12,540,692 B2Sanoh Industrial Co., Ltd.
- Sealing pipe joint made of resin27 Jan 2026US 12,535,170 B2Feature-Tec (Shanghai) New Materials Co., Ltd.
- Pipe fitting apparatus providing easy locking with appropriate torque3 Jun 2025US 12,320,450 B2
- Method for manufacturing a tube fitting13 May 2025US 12,297,935 B2Sanoh Industrial Co., Ltd.
- Pipe bell end reinforcing device pipe stop12 Feb 2026US 2026/0043499 A1Press-Seal Corporation
- Sealing pipe joint made of resin16 Oct 2025US 2025/0320944 A1Feature-Tec (Shanghai) New Materials Co., Ltd.
- High pressure tube end form such as incorporated into a hydrogen fuel fill tube13 Feb 2025US 2025/0052344 A1Martinrea International US Inc.
- Anti-disassembly connector14 Nov 2024US 2024/0377003 A1Zhejiang Dunan Artificial Environment Co., Ltd.
- Anti-Disassembly Connector3 Oct 2024US 2024/0328546 A1Zhejiang Dunan Artificial Environment Co., Ltd.
Most cited
By later US patents
- High pressure coupling with provision for preventing separation of parts and with anti-galling provision59US 5,388,866 ALourdes Industries, Inc. · 1995
- Pipe screw-connection57US 7,000,953 B2VOSS Fluid GmbH · 2006
- Process for obtaining a hermetic connection for rigid tube51US 5,131,145 AParker Hannifin RAK SA · 1992
- Conduit connection with sensing function51US 8,439,404 B2Swagelok Company · 2013
- Fittings with box nuts49US 5,388,871 AKakizaki Manufacturing Co., Ltd. · 1995