B67C 2011/022
For draining oil from engines
Official title: {for draining oil from engines}
B67C2011/022 (For draining oil from engines) appears on 32 US grants and 11 published applications in this corpus.
Search patents in B67C- Granted patents
- 32
- Published applications
- 11
- Assignees
- 11
- Inventors
- 42
- Latest grant
- 31 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 4 |
| 2021 | 2 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 3 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Fluid draining system31 Dec 2024US 12,181,100 B1
- Apparatus for collecting and storing fluid samples from vehicles and machinery1 Oct 2024US 12,104,990 B2Shane Park
- Fluid draining system9 Jul 2024US 12,031,672 B1
- Oil drain pan and container with vertically adjustable funnel1 Aug 2023US 11,713,846 B2Hopkins Manufacturing Corporation
- Funnel3 May 2022US 11,319,203 B1
- Apparatus for collecting and storing fluid samples from vehicles and machinery19 Jan 2023US 2023/0014467 A1Shane Park
- Oil drain pan and container with vertically adjustable funnel1 Dec 2022US 2022/0381399 A1Hopkins Manufacturing Corporation
- T-tube17 Sep 2020US 2020/0290858 A1
- Oil Change Funnel with Oil-Tight Rotating Member16 Jul 2020US 2020/0223680 A1Reynolds Shapiro, Inc.
- Drainage rack9 Jul 2020US 2020/0216301 A1
Most cited
By later US patents