F16N 2270/14
Using float device
Official title: using float device
F16N2270/14 (Using float device) appears on 8 US grants and 6 published applications in this corpus.
Search patents in F16N- Granted patents
- 8
- Published applications
- 6
- Assignees
- 4
- Inventors
- 13
- Latest grant
- 19 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 4 |
| 2019 | 0 | 0 |
| 2020 | 4 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Aircraft engine oil filler apparatus19 Mar 2024US 11,932,411 B2Pratt & Whitney Canada Corp.
- Autofill shutoff valve22 Sep 2020US 10,781,971 B2Graco Minnesota Inc.
- Vent valve15 Sep 2020US 10,774,988 B2Graco Minnesota Inc.
- Centerfill of lubricant reservoir4 Aug 2020US 10,731,791 B2Graco Minnesota Inc.
- Reservoir overfill protection7 Jan 2020US 10,527,228 B2Graco Minnesota Inc.
- Aircraft engine oil filler apparatus14 Dec 2023US 2023/0399119 A1Pratt & Whitney Canada Corp.
- Reservoir overfill protection24 May 2018US 2018/0142796 A1Graco Minnesota Inc.
- Vent valve24 May 2018US 2018/0142835 A1Graco Minnesota Inc.
- Autofill shutoff valve26 Apr 2018US 2018/0112821 A1Graco Minnesota Inc.
- Centerfill of lubricant reservoir12 Apr 2018US 2018/0100620 A1Graco Minnesota Inc.
Most cited
By later US patents
- Oil level control apparatus19US 5,911,289 A1999
- Constant depth reservoir16US 5,197,569 ATrico Mfg. Corp. · 1993
- Float operated overfill protection device14US 7,089,974 B2Risbridger Limited · 2006
- Reservoir overfill protection3US 10,527,228 B2Graco Minnesota Inc. · 2020
- Autofill shutoff valve2US 10,781,971 B2Graco Minnesota Inc. · 2020