F16L 31/00
Arrangements for connecting hoses to one another or to flexible sleeves
Official title: Arrangements for connecting hoses to one another or to flexible sleeves (F16L33/00 takes precedence)
F16L31/00 (Arrangements for connecting hoses to one another or to flexible sleeves) appears on 145 US grants and 89 published applications in this corpus.
Search patents in F16L- Granted patents
- 145
- Published applications
- 89
- Assignees
- 89
- Inventors
- 237
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 6 | 0 |
| 1987 | 10 | 0 |
| 1988 | 7 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 6 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 6 |
| 2005 | 1 | 3 |
| 2006 | 1 | 2 |
| 2007 | 2 | 1 |
| 2008 | 0 | 3 |
| 2009 | 3 | 4 |
| 2010 | 3 | 2 |
| 2011 | 1 | 2 |
| 2012 | 2 | 2 |
| 2013 | 2 | 7 |
| 2014 | 2 | 5 |
| 2015 | 7 | 5 |
| 2016 | 3 | 6 |
| 2017 | 4 | 5 |
| 2018 | 3 | 5 |
| 2019 | 4 | 4 |
| 2020 | 6 | 5 |
| 2021 | 5 | 4 |
| 2022 | 4 | 3 |
| 2023 | 2 | 3 |
| 2024 | 3 | 4 |
| 2025 | 1 | 1 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Connector for flexible tubing used for fluid transport8 Sep 2026US 12,728,252 B2Md Innovate
- Protective device for concrete pumping hose couplers9 Jun 2026US 12,650,190 B1
- Tubing connection assembly28 Apr 2026US 12,612,988 B2Flownamics Analytical Instruments, Inc.
- Unions for joining fluid conduits13 Jan 2026US 12,523,322 B2Sartorius Stedim Fmt SAS
- Hose assembly having adjustable sleeve6 Jan 2026US 12,516,754 B1Telebrands Corp.
- Unions For Joining Fluid Conduits19 Mar 2026US 2026/0078851 A1Sartorius Stedim Fmt SAS
- Connection System20 Mar 2025US 2025/0092972 A1Bio Optimal Limited
- A duct coupling arrangement and associated method29 Aug 2024US 2024/0288196 A1
- Unions for joining fluid conduits15 Aug 2024US 2024/0271728 A1Sartorius Stedim Fmt SAS
- Tubing connection assembly1 Aug 2024US 2024/0255087 A1Flownamics Analytical Instruments, Inc.
Most cited
By later US patents
- Connectible flexible convoluted tubing140US 4,865,362 ADayco Products, Inc. · 1989
- Radially deformable pipe123US 5,425,559 A1995
- Tubing connector system85US 4,632,435 AAmerican Medical Systems, Inc. · 1986
- Plastic pipe coupling apparatus and method of using same85US 4,635,972 AR. W. Lyall & Company, Inc. · 1987
- Coupler for a flexible tube82US 6,916,051 B2Medical Components, Inc. · 2005