US2593020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flywheel housing
Assignee: Individual
•
Filing: 1950-03-22
•
Granted: 1952-04-15
•
Expires: 1970-03-22
Abstract
No abstract record available.
Inventors
- 👤 Olaf E Glover
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:56
CPC Classifications
B; B62; B62D; B62D49/00; F; F02; F02B; F02B75/00; F02B75/06; F02F; F02F7/00; F02F7/0065; F02F7/0073; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2186
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1738805A
Cited
US1824440A
Cited
US1885566A
Cited
US2221546A
Cited
US2254360A
Cited
US2441990A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-15 | 1955-10-15 | 1956-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-15 | 1959-10-15 | 1960-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-15 | 1963-10-15 | 1964-04-15 | $7700.00 | Window Closed / Lapsed |