US2166896A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crankshaft arrangement for internal combustion engines
Assignee: Individual
•
Filing: 1938-05-27
•
Granted: 1939-07-18
•
Expires: 1958-05-27
Abstract
No abstract record available.
Inventors
- 👤 Nissen Hans Gregers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:16
CPC Classifications
F; F16; F16F; F16F15/00; F16F15/22; F16F15/26; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19121; Y10T74/19642; Y10T74/19679; Y10T74/21; Y10T74/2173; Y10T74/2183; Y10T74/2184
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-07-17 | 1943-01-16 | 1943-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-07-17 | 1947-01-16 | 1947-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-07-17 | 1951-01-16 | 1951-07-18 | $7700.00 | Window Closed / Lapsed |