F01M 2013/0072
In series
Official title: {in series}
F01M2013/0072 (In series) appears on 44 US grants and 43 published applications in this corpus.
Search patents in F01M- Granted patents
- 44
- Published applications
- 43
- Assignees
- 29
- Inventors
- 122
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 3 |
| 2004 | 2 | 1 |
| 2005 | 2 | 0 |
| 2006 | 0 | 2 |
| 2007 | 2 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 1 | 3 |
| 2012 | 2 | 1 |
| 2013 | 3 | 7 |
| 2014 | 5 | 2 |
| 2015 | 3 | 5 |
| 2016 | 2 | 4 |
| 2017 | 3 | 1 |
| 2018 | 6 | 5 |
| 2019 | 1 | 0 |
| 2020 | 4 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Blow-by gas recirculation device9 Dec 2025US 12,492,652 B2Toyota Jidosha Kabushiki Kaisha
- Modular assemblies for crankcase oil separators15 Jul 2025US 12,359,593 B2Caterpillar Inc.
- Crankcase ventilation system for an internal combustion engine8 Jun 2021US 11,028,742 B2Volvo Truck Corporation
- Oil separator27 Oct 2020US 10,815,849 B2Nabtesco Automotive Corporation
- Oil mist separator15 Sep 2020US 10,774,703 B2Toyota Boshoku Kabushiki Kaisha
- Multi-stage blow-by gas filtering for internal combustion engine30 Apr 2026US 2026/0117684 A1Caterpillar Inc.
- Blow-by gas recirculation device10 Apr 2025US 2025/0116215 A1Toyota Jidosha Kabushiki Kaisha
- Modular assemblies for crankcase oil separators4 Jul 2024US 2024/0218817 A1Caterpillar Inc.
- A crankcase ventilation system for an internal combustion engine7 May 2020US 2020/0141293 A1Volvo Truck Corporation
- Oil separator24 May 2018US 2018/0142591 A1Nabtesco Automotive Corporation
Most cited
By later US patents
- Oil separator for reducing oil losses from crankcase ventilation71US 5,450,835 ACummins Engine Company, Inc. · 1995
- Crankcase ventilation inside-out flow rotating coalescer37US 8,794,222 B2Cummins Filtration IP, Inc. · 2014
- Apparatus for separating oil aerosols from air34US 5,660,607 AFilterwerk Mann & Hummel GmbH · 1997
- Air-oil separating apparatus for engine19US 6,591,820 B2Honda Giken Kogyo Kabushiki Kaisha · 2003
- Two-stage filtration assembly for a diesel engine crankcase ventilation system18US 6,647,973 B1General Motors Corporation · 2003