F16N 31/002
Drain pans
Official title: {Drain pans}
F16N31/002 (Drain pans) appears on 263 US grants and 133 published applications in this corpus.
Search patents in F16N- Granted patents
- 263
- Published applications
- 133
- Assignees
- 82
- Inventors
- 379
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 6 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 11 | 0 |
| 1993 | 6 | 0 |
| 1994 | 9 | 0 |
| 1995 | 9 | 0 |
| 1996 | 8 | 0 |
| 1997 | 7 | 0 |
| 1998 | 9 | 0 |
| 1999 | 10 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 3 |
| 2002 | 8 | 4 |
| 2003 | 3 | 3 |
| 2004 | 6 | 6 |
| 2005 | 6 | 8 |
| 2006 | 4 | 4 |
| 2007 | 3 | 4 |
| 2008 | 3 | 7 |
| 2009 | 3 | 6 |
| 2010 | 1 | 6 |
| 2011 | 2 | 6 |
| 2012 | 9 | 8 |
| 2013 | 4 | 3 |
| 2014 | 6 | 5 |
| 2015 | 3 | 6 |
| 2016 | 8 | 7 |
| 2017 | 6 | 3 |
| 2018 | 6 | 6 |
| 2019 | 4 | 4 |
| 2020 | 4 | 5 |
| 2021 | 7 | 10 |
| 2022 | 3 | 4 |
| 2023 | 10 | 4 |
| 2024 | 8 | 4 |
| 2025 | 5 | 4 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Motor fluid draining tool kit assembly12 May 2026US 12,624,652 B2
- Aircraft provided with an engine and an exhaust duct that is drained around an exhaust nozzle of the engine7 Apr 2026US 12,595,072 B2Airbus Helicopters
- Waste oil recycling device23 Dec 2025US 12,504,120 B2Lih Yann Industrial Co., Ltd.
- Lube skid30 Sep 2025US 12,428,981 B2Heritage Industries, LLC
- Suspended oil drip pan for a tool23 Sep 2025US 12,422,095 B1
- Container for collecting and containing a liquid drained from a vehicle26 Mar 2026US 2026/0085786 A1Canadian Tire Corporation, Limited
- Lube skid mounting system15 Jan 2026US 2026/0015956 A1Heritage Industries, LLC
- Water Pump Drain Plug System1 Jan 2026US 2026/0002545 A1
- Device for collecting and storing automotive fluids25 Dec 2025US 2025/0389384 A1Tradeco Pacific Incorporated
- Oil drainage and shielding device for motor vehicles9 Oct 2025US 2025/0314351 A1
Most cited
By later US patents
- Motor vehicle servicing system135US 4,789,047 A1988
- Non-woven webs and methods of manufacturing the same116US 8,118,177 B2Sellars Absorbent Materials, Inc. · 2012
- Oil change and recycling system76US 5,454,960 AAdvanced Building Technologies, Inc. · 1995
- Container for recycle of motor oil68US 4,098,398 AExxon Research & Engineering Co. · 1978
- Disposable oil drain pan and container combination64US 4,632,268 A1986