F16L 19/05
With a rigid pressure ring between the screwed member and the exterior
Official title: with a rigid pressure ring between the screwed member and the exterior of the flared pipe end
F16L19/05 (With a rigid pressure ring between the screwed member and the exterior) appears on 25 US grants and 28 published applications in this corpus.
Search patents in F16L- Granted patents
- 25
- Published applications
- 28
- Assignees
- 19
- Inventors
- 72
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 4 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 2 | 4 |
| 2018 | 1 | 1 |
| 2019 | 2 | 2 |
| 2020 | 1 | 1 |
| 2021 | 3 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 2 |
| 2024 | 2 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pipe joint2 Jun 2026US 12,644,542 B2Nippon Pillar Packing Co., Ltd.
- Sealing member and pipe joint9 Jul 2024US 12,031,645 B2Nippon Pillar Packing Co., Ltd.
- Inner ring and pipe joint2 Jul 2024US 12,025,244 B2Nippon Pillar Packing Co., Ltd.
- Aseptic coupling devices28 Mar 2023US 11,614,188 B2Colder Products Company
- Segmental duct coupler devices, systems, and methods18 Oct 2022US 11,473,302 B2Structural Technologies IP, LLC
- Clamp jig19 Mar 2026US 2026/0077452 A1Pillar Corporation
- Pipe joint20 Mar 2025US 2025/0092968 A1Nippon Pillar Packing Co., Ltd.
- Pipe joint8 Feb 2024US 2024/0044425 A1Nippon Pillar Packing Co., Ltd.
- Inner ring and pipe joint18 May 2023US 2023/0151911 A1Nippon Pillar Packing Co., Ltd.
- Sealing member and pipe joint9 Feb 2023US 2023/0039578 A1Nippon Pillar Packing 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
- Conduit connection with sensing function51US 8,439,404 B2Swagelok Company · 2013
- Connecting device for plastic tubes and method for connecting a plastic tube46US 5,332,269 AHewing GmbH · 1994
- High pressure coupling with provision for preventing separation of parts and with anti-galling provision22US 5,058,930 ALourdes Industries, Inc. · 1991
- Tube joint having tightening member for accommodating tubes of varying wall thickness22US 6,435,568 B1SMC Corporation · 2002