F16L 19/106
The ring comprising a shoulder against which the pipe end abuts
Official title: {the ring comprising a shoulder against which the pipe end abuts}
F16L19/106 (The ring comprising a shoulder against which the pipe end abuts) appears on 16 US grants and 18 published applications in this corpus.
Search patents in F16L- Granted patents
- 16
- Published applications
- 18
- Assignees
- 14
- Inventors
- 27
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 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 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 3 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 3 |
| 2022 | 1 | 2 |
| 2023 | 2 | 1 |
| 2024 | 2 | 3 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pipe joint10 Mar 2026US 12,571,491 B2Daikin Industries, Ltd.
- Joint pipe22 Jul 2025US 12,366,311 B2Daikin Industries, Ltd.
- Installation apparatus for pipe fittings and method of verifying proper installation4 Mar 2025US 12,241,569 B2Lenlok Holdings, LLC
- Compression pipe fitting with wide range grip rings3 Sep 2024US 12,078,267 B2A. Y. McDonald Mfg. Co.
- Joining structure, pipe joint, and method for forming joining structure21 May 2024US 11,988,306 B2Ihara Science Corporation
- Compression pipe fitting with wide range grip rings28 Nov 2024US 2024/0392902 A1A. Y. McDonald Mfg. Co.
- Pipe joint20 Jun 2024US 2024/0200698 A1Daikin Industries, Ltd.
- Fixing cap assembly and pipe fitting including the same18 Jan 2024US 2024/0019054 A1Ppi America Inc.
- Compression pipe fitting with wide range grip rings10 Aug 2023US 2023/0250903 A1A. Y. McDonald Mfg. Co.
- Joint pipe10 Nov 2022US 2022/0356971 A1Daikin Industries, Ltd.
Most cited
By later US patents
- Tube fitting61US 4,867,489 AParker-Hannifin Corporation · 1989
- Flat-face tube connector36US 4,529,231 AAeroquip Corporation · 1985
- Method and apparatus for connecting air conditioning coolant lines20US 7,806,443 B12010
- Compression pipe fitting with wide range grip rings6US 11,015,748 B2A. Y. McDonald Mfg. Co. · 2021
- Compression pipe fitting with wide range grip rings2US 11,635,159 B2A. Y. McDonald Mfg. Co. · 2023