F16L 33/22
Arrangements for connecting hoses to rigid members: with means not mentioned in
Official title: with means not mentioned in the preceding groups for gripping the hose between inner and outer parts
F16L33/22 (Arrangements for connecting hoses to rigid members: with means not mentioned in) appears on 685 US grants and 587 published applications in this corpus.
Search patents in F16L- Granted patents
- 685
- Published applications
- 587
- Assignees
- 498
- Inventors
- 1,250
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 8 | 0 |
| 1978 | 6 | 0 |
| 1979 | 6 | 0 |
| 1980 | 12 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 7 | 0 |
| 1984 | 12 | 0 |
| 1985 | 4 | 0 |
| 1986 | 10 | 0 |
| 1987 | 15 | 0 |
| 1988 | 16 | 0 |
| 1989 | 6 | 0 |
| 1990 | 11 | 0 |
| 1991 | 5 | 0 |
| 1992 | 17 | 0 |
| 1993 | 10 | 0 |
| 1994 | 11 | 0 |
| 1995 | 11 | 0 |
| 1996 | 12 | 0 |
| 1997 | 12 | 0 |
| 1998 | 9 | 0 |
| 1999 | 18 | 0 |
| 2000 | 7 | 0 |
| 2001 | 9 | 0 |
| 2002 | 11 | 6 |
| 2003 | 9 | 13 |
| 2004 | 9 | 20 |
| 2005 | 13 | 19 |
| 2006 | 7 | 14 |
| 2007 | 7 | 18 |
| 2008 | 11 | 26 |
| 2009 | 12 | 12 |
| 2010 | 10 | 16 |
| 2011 | 8 | 22 |
| 2012 | 11 | 17 |
| 2013 | 8 | 15 |
| 2014 | 17 | 28 |
| 2015 | 14 | 24 |
| 2016 | 22 | 42 |
| 2017 | 21 | 27 |
| 2018 | 18 | 33 |
| 2019 | 33 | 25 |
| 2020 | 32 | 41 |
| 2021 | 30 | 28 |
| 2022 | 28 | 30 |
| 2023 | 26 | 23 |
| 2024 | 29 | 33 |
| 2025 | 34 | 30 |
| 2026 | 20 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16L 33/223The sealing surfaces being pressed together by means of a member219
- F16L 33/225A sleeve being movable axially175
- F16L 33/227The hose being introduced into or onto the connecting member and automatically120
- F16L 33/23The outer parts being segmented, the segments being pressed against the hose50
- F16L 33/222The external piece comprising segments pressed against the hose by wedge shaped45
- F16L 33/221The external piece comprising segments hingedly connected to an interior part13
- F16L 33/228A flexible wire being coiled upon the hose6
Recent patents
- Nonmetallic conduit fitting15 Sep 2026US 12,736,161 B1ABB Schweiz AG
- Plumbing connector8 Sep 2026US 12,729,785 B2Reliance Worldwide Corporation (UK) Limited
- Fill funnel hose interface18 Aug 2026US 12,708,246 B2Haier US Appliance Solutions, Inc.
- Corrosion-free welding connection for reinforced thermoplastic pipes (RTP)18 Aug 2026US 12,710,118 B1Saudi Arabian Oil Company
- Mining hose connecting device and method18 Aug 2026US 12,710,120 B2CCTEG Chongqing Research Institute Co., Ltd.
- Plumbing connector24 Sep 2026US 2026/0287102 A1Reliance Worldwide Corporation (UK) Limited
- Corrosion-free welding connection for reinforced thermoplastic pipes (rtp)20 Aug 2026US 2026/0243375 A1Saudi Arabian Oil Company
- Quick disconnector13 Aug 2026US 2026/0235242 A1
- Fluidic deflection unit and use of a tube30 Jul 2026US 2026/0218824 A1Neoperl GmbH
- Sleeve for a Medical Tube Connection16 Jul 2026US 2026/0199655 A1
Most cited
By later US patents
- Dual-type catheter connection system276US 5,637,102 AC. R. Bard, Inc. · 1997
- Multiple-type catheter connection systems243US 6,113,572 AC. R. Bard, Inc. · 2000
- Liquid tight connector236US 4,225,162 AAMP Incorporated · 1980
- Coupling for medical apparatus tubes206US 4,405,163 AIntermedicat GmbH · 1983
- Semi-disposable ventilator breathing circuit tubing with releasable coupling203US 5,794,986 AInfrasonics, Inc. · 1998