US2494100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Displacement mechanism
Assignee: Individual
•
Filing: 1944-03-27
•
Granted: 1950-01-10
•
Expires: 1964-03-27
Abstract
No abstract record available.
Inventors
- 👤 Mikulasek John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:49
CPC Classifications
F; F01; F01C; F01C1/00; F01C1/02; F01C1/0207; F01C1/0215
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1929998A
Cited
US385832A
Cited
US801182A
Cited
FR427656A
Cited
FR522609A
Cited
GB220296A
Cited
US1679592A
Cited
US1780109A
Cited
GB310763A
Cited
AT129104B
Cited
GB367086A
Cited
GB380344A
Cited
GB444612A
Cited
DE642074C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-09 | 1953-07-11 | 1954-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-09 | 1957-07-11 | 1958-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-09 | 1961-07-11 | 1962-01-10 | $7700.00 | Window Closed / Lapsed |