Description
Class F02F : CYLINDERS, PISTONS, OR CASINGS FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
Subclass 1/00: Cylinders; Cylinder heads (in general F16J)
F02F 1/00
Sub-Class
Stats
- 421 US PATENTS IN FORCE
- 54 US APPLICATIONS PENDING
- 108 Total Patent Owners
- 1,482 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12241405 | Internal combustion engine and cylinder block | Mar 19, 24 | Mar 04, 25 | Isuzu Motors Limited |
| 12241431 | Laser hardened pattern array in cylinder bores | Feb 26, 24 | Mar 04, 25 | GM Global Technology Operations LLC |
| 12228091 | Internal combustion engine | Feb 13, 24 | Feb 18, 25 | Not available |
| 12221937 | Engine structure | Mar 01, 24 | Feb 11, 25 | Isuzu Motors Limited |
| 12221938 | Engine cylinder block structure | Mar 15, 17 | Feb 11, 25 | YANMAR POWER TECHNOLOGY CO., LTD. |
| 12224165 | Magnetic-field-assisted plasma coating system | Feb 24, 23 | Feb 11, 25 | Board of Trustees of Michigan State University; Fraunhofer USA; |
| 12116951 | Cylinder liner and cylinder bore | Jun 11, 20 | Oct 15, 24 | TPR Co., Ltd.; TPR Industry Co., Ltd.; |
| 12110836 | Engine cylinder with liner | Jun 20, 23 | Oct 08, 24 | DeltaHawk Engines Inc. |
| 12030660 | Systems and methods for supressing noise from an aircraft engine | May 07, 21 | Jul 09, 24 | Embry. Riddle Aeronautical University Inc. |
| 12024779 | Film forming method | Mar 29, 19 | Jul 02, 24 | Nissan Motor Co. Ltd. |
| 12025073 | Internal combustion engine | Mar 07, 23 | Jul 02, 24 | Isuzu Motors Limited |
| 12000354 | Internal combustion engine | Mar 30, 23 | Jun 04, 24 | Isuzu Motors Limited |
| 11965252 | Sprayed coating and sprayed-coating manufacturing method | Sep 02, 20 | Apr 23, 24 | NISSAN MOTOR CO., LTD. |
| 11946433 | Profiled cylinder liner for bore distortion control | May 24, 22 | Apr 02, 24 | Cummins Inc. |
| 11937358 | Engine | Sep 12, 23 | Mar 19, 24 | 501 Toyota Jidosha Kabushiki Kaisha |
| 11927148 | Direct-injection, applied-ignition internal combustion engine with injection device arranged in the cylinder liner, and method for operating an internal combustion engine of said type | Jun 19, 20 | Mar 12, 24 | Ford Global Technologies, LLC |
| 11920538 | Anti-polish ring for an engine cylinder | Nov 03, 22 | Mar 05, 24 | Cummins Inc. |
| 11867290 | Combustion seal including cylinder liner and shim | Mar 26, 21 | Jan 09, 24 | Federal-Mogul Motorparts LLC |
| 11840981 | Thermal barrier coating member | Jun 25, 20 | Dec 12, 23 | MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD. |
| 11840982 | Quick oil return cylinder liner | Dec 23, 22 | Dec 12, 23 | Mahle Automotive Technologies (China) Co., Ltd. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0092,841 | CYLINDER LINER FOR AN INTERNAL COMBUSTION ENGINE AND A METHOD OF PRODUCING THE SAME | Aug 04, 21 | Mar 20, 25 | Not available |
| 2025/0092,842 | ENGINE DEVICE | Dec 04, 24 | Mar 20, 25 | Not available |
| 2024/0426,258 | Engine Cylinder with Liner | Sep 06, 24 | Dec 26, 24 | Not available |
| 2024/0209,809 | CYLINDER LINER AND METHOD FOR MANUFACTURING A CYLINDER LINER | Apr 26, 22 | Jun 27, 24 | CATERPILLAR ENERGY SOLUTIONS GMBH |
| 2024/0175,405 | CYLINDER HEAD JOINT GAS LEAKAGE MITIGATION | Mar 22, 22 | May 30, 24 | Cummins Power Generation Limited |
| 2024/0084,758 | CYLINDER LINER, APPARATUS FOR EXTRACTING A CYLINDER LINER AND METHOD FOR EXTRACTING A CYLINDER LINER | Feb 01, 21 | Mar 14, 24 | Not available |
| 2024/0011,452 | INTERNAL COMBUSTION ENGINE WITH REDUCED OIL MAINTENANCE | Sep 18, 23 | Jan 11, 24 | Briggs & Stratton, LLC |
| 2023/0089,302 | ANTI-POLISH RING FOR AN ENGINE CYLINDER | Nov 03, 22 | Mar 23, 23 | Not available |
| 2022/0307,443 | Spiny Liner and Manufacturing Method of Same, and Method of Determining Bonding Strength | Jun 18, 20 | Sep 29, 22 | Not available |
| 2022/0282,685 | PROFILED CYLINDER LINER FOR BORE DISTORTION CONTROL | May 24, 22 | Sep 08, 22 | Not available |
| 2022/0106,923 | CYLINDER LINER | Oct 07, 20 | Apr 07, 22 | Caterpillar Inc. |
| 2022/0082,061 | ENGINE BLOCK, RESIN BLOCK, AND METHOD OF MANUFACTURING ENGINE BLOCK | Jan 08, 20 | Mar 17, 22 | SUMITOMO BAKELITE CO., LTD.; NAGOYA ELECTRICAL EDUCATIONAL FOUNDATION; |
| 2022/0065,188 | INTERNAL COMBUSTION ENGINE INCLUDING AN ELEMENT AT THE CYLINDER INNER WALL FOR SCRAPING OFF OIL CARBON | Aug 19, 21 | Mar 03, 22 | Not available |
| 2022/0018,306 | BORE LINER INSERT FOR CAST ENGINE BLOCK | Jul 15, 20 | Jan 20, 22 | Not available |
| 2021/0095,613 | CYLINDER BLOCK AND CYLINDER BLOCK COMBINED WITH CYLINDER LINER | Jan 16, 20 | Apr 01, 21 | Hyundai Motor Company; Hyundai Motor Company & Kia Motors Corporation; |
| 2020/0400,093 | SYSTEMS AND METHODS FOR A CYLINDER BORE COATING FILL MATERIAL | Jun 19, 19 | Dec 24, 20 | Not available |
| 2020/0392,921 | CYLINDRICAL MEMBER | Dec 12, 18 | Dec 17, 20 | Not available |
| 2020/0378,332 | CYLINDER LINER | Mar 13, 18 | Dec 03, 20 | Not available |
| 2020/0309,060 | CYLINDER SLEEVE ASSEMBLY FOR ENGINE BLOCK | Mar 17, 20 | Oct 01, 20 | Jeff Zaugg Incorporated, dba Advanced Sleeve |
| 2020/0256,277 | CAST IRON CYLINDER LINER, AND INTERNAL COMBUSTION ENGINE | Jul 05, 19 | Aug 13, 20 | TPR CO., LTD.; TPR Industry Co., Ltd.; |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 27 Months (last 2 years Issuances)
- 27 Months (last 5 years Issuances)