Piston for internal combustion engine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 4, 2024
Grant Date -
Aug 11, 2022
app pub date -
Jun 25, 2020
filing date -
Jun 26, 2019
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A piston (10) for an internal combustion engine, includes shaft wall sections (18) for supporting in a cylinder or a cylinder liner, and at least one base support (20) that is connected thereto in the circumferential direction, and which has at least one contour that forms a section of a helix.
First Claim
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International Classification(s)
- 2020 Application Filing Year
- F02B Class
- 688 Applications Filed
- 509 Patents Issued To-Date
- 73.99 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- F02B Class
- 0 % this patent is cited more than
- 1 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Dec 4, 2027 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Dec 4, 2031 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Dec 4, 2035 |
