F16L 55/115
Caps
Official title: Caps {(F16L55/1286 takes precedence)}
F16L55/115 (Caps) appears on 438 US grants and 380 published applications in this corpus.
Search patents in F16L- Granted patents
- 438
- Published applications
- 380
- Assignees
- 286
- Inventors
- 820
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 7 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 3 | 0 |
| 1993 | 14 | 0 |
| 1994 | 8 | 0 |
| 1995 | 7 | 0 |
| 1996 | 7 | 0 |
| 1997 | 13 | 0 |
| 1998 | 6 | 0 |
| 1999 | 8 | 0 |
| 2000 | 14 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 3 |
| 2003 | 7 | 5 |
| 2004 | 7 | 0 |
| 2005 | 3 | 7 |
| 2006 | 2 | 11 |
| 2007 | 4 | 8 |
| 2008 | 4 | 15 |
| 2009 | 9 | 11 |
| 2010 | 6 | 14 |
| 2011 | 8 | 16 |
| 2012 | 8 | 18 |
| 2013 | 13 | 8 |
| 2014 | 10 | 15 |
| 2015 | 10 | 18 |
| 2016 | 16 | 17 |
| 2017 | 21 | 12 |
| 2018 | 16 | 25 |
| 2019 | 17 | 23 |
| 2020 | 18 | 22 |
| 2021 | 22 | 29 |
| 2022 | 19 | 22 |
| 2023 | 20 | 28 |
| 2024 | 23 | 23 |
| 2025 | 24 | 14 |
| 2026 | 10 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus for removable mounting of a hose into an air-conditioning duct15 Sep 2026US 12,736,167 B2
- Device for closing off a segment of pipe-in-pipe pipeline comprising a water detector25 Aug 2026US 12,716,540 B2Itp SA
- Hydrant nozzle cap adapter18 Aug 2026US 12,709,879 B2Mueller International, LLC
- Tubular connector11 Aug 2026US D1,141,083 S1Reliance Worldwide Corporation · Design
- Magnetic vent cover9 Jun 2026US 12,650,239 B2Yobl Digital Marketing Inc.
- HVAC Cap Assembly1 Oct 2026US 2026/0298391 A1
- Protective cap for small-diameter thick-walled pipe17 Sep 2026US 2026/0276129 A1Usui Co., Ltd.
- Pre-assembled coupling assembly with cap6 Aug 2026US 2026/0227014 A1ASC Engineered Solutions, LLC
- Fluid discharge end cap with external gravity-actuated closure member30 Jul 2026US 2026/0218834 A1
- Magnetic vent cover23 Jul 2026US 2026/0210577 A1
Most cited
By later US patents
- Protective cap assembly for protecting and sealing a tubing191US 5,694,978 AFresenius AG · 1997
- Rain shield assembly, pipe assembly and turbine fracturing unit140US 11,105,250 B1Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. · 2021
- Quick connect tubing connector129US 6,086,118 ABundy Corporation · 2000
- Synchronized dual thread connector123US 5,452,748 A1995
- Combination cap and plug assembly106US 7,954,515 B2Colder Products Company · 2011