F16L 33/225
A sleeve being movable axially
Official title: {a sleeve being movable axially}
F16L33/225 (A sleeve being movable axially) appears on 175 US grants and 153 published applications in this corpus.
Search patents in F16L- Granted patents
- 175
- Published applications
- 153
- Assignees
- 140
- Inventors
- 339
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 8 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 1 |
| 2003 | 3 | 4 |
| 2004 | 4 | 7 |
| 2005 | 2 | 6 |
| 2006 | 4 | 2 |
| 2007 | 2 | 3 |
| 2008 | 3 | 10 |
| 2009 | 3 | 4 |
| 2010 | 3 | 8 |
| 2011 | 3 | 6 |
| 2012 | 4 | 4 |
| 2013 | 2 | 4 |
| 2014 | 7 | 9 |
| 2015 | 5 | 6 |
| 2016 | 4 | 10 |
| 2017 | 8 | 7 |
| 2018 | 3 | 12 |
| 2019 | 8 | 1 |
| 2020 | 9 | 12 |
| 2021 | 6 | 8 |
| 2022 | 8 | 6 |
| 2023 | 8 | 5 |
| 2024 | 7 | 7 |
| 2025 | 11 | 9 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hose with metal fitting10 Feb 2026US 12,546,421 B2Nichirin Co., Ltd.
- Steel wire pre-embedded integrated full-bore acid fracturing hose assembly and preparation method thereof30 Dec 2025US 12,510,195 B1Qingdao Qingflex Hose Factory
- Connector and method for connecting composite pipelines9 Dec 2025US 12,492,762 B2Purapipe USA, Inc.
- Chromatography system and couplings therefor18 Nov 2025US 12,472,447 B2Cytiva Sweden AB
- Mechanical fitting for plastic pipe11 Nov 2025US 12,467,568 B2
- Chromatography System and Couplings Therefor14 May 2026US 2026/0131260 A1Cytiva Sweden AB
- Connecting assembly for connecting hose segments together, and maple tree sap harvesting system provided with the same8 Jan 2026US 2026/0009484 A1
- Expandable hose4 Dec 2025US 2025/0369544 A1Winston Products LLC
- Connection for a fluid with a ring23 Oct 2025US 2025/0327539 A1
- Hose with metal fitting14 Aug 2025US 2025/0257828 A1Nichirin Co., Ltd.
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
- Catheter attachment system201US 4,963,133 APharmacia Deltec, Inc. · 1990