F02F 7/0031
Construction kit principle
Official title: {Construction kit principle (modular engines)}
F02F7/0031 (Construction kit principle) appears on 39 US grants and 37 published applications in this corpus.
Search patents in F02F- Granted patents
- 39
- Published applications
- 37
- Assignees
- 20
- Inventors
- 64
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 8 |
| 2002 | 4 | 4 |
| 2003 | 8 | 2 |
| 2004 | 1 | 2 |
| 2005 | 2 | 2 |
| 2006 | 3 | 3 |
| 2007 | 2 | 3 |
| 2008 | 0 | 1 |
| 2009 | 3 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 2 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 3 |
| 2025 | 0 | 0 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Engine assembly oil management14 Jul 2026US 12,680,519 B2Arctic Cat Inc.
- Interchangeable engine assembly10 Feb 2026US 12,546,270 B2Arctic Cat Inc.
- Interchangeable combustion engine9 Apr 2024US 11,952,959 B2Exotic Sports Products, Inc.
- Internal combustion engine17 Nov 2020US 10,837,282 B2
- Support structure for supporting a conduit of an engine30 Jul 2019US 10,364,934 B1Caterpillar Inc.
- V-type internal combustion engine20 Aug 2026US 2026/0243193 A1Liebherr-Components Colmar SAS
- Interchangeable engine assembly18 Jun 2026US 2026/0168462 A1Arctic Cat Inc.
- Engine valve configuration28 Nov 2024US 2024/0392703 A1
- Interchangeable engine assembly28 Nov 2024US 2024/0392708 A1Arctic Cat Inc.
- Engine assembly oil management28 Nov 2024US 2024/0392710 A1Arctic Cat Inc.
Most cited
By later US patents
- Four stroke engine having flexible arrangement28US 6,415,759 B2Bombardier-Rotax GmbH · 2002
- Four stroke engine having a supercharger27US 6,568,376 B2Bombardier-Rotax GmbH · 2003
- Four stroke engine having power take off assembly27US 6,626,140 B2Bombardier-Rotax GmbH · 2003
- Modular engine26US 6,105,542 A2000
- Four stroke engine with valve train arrangement25US 6,390,869 B2Bombardier-Rotax GmbH · 2002