US2028407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear mechanism
Assignee: Individual
•
Filing: 1933-03-24
•
Granted: 1936-01-21
•
Expires: 1953-03-24
Abstract
No abstract record available.
Inventors
- 👤 Moineau Rene Joseph Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:55
CPC Classifications
F; F01; F01C; F01C1/00; F01C1/08; F01C1/10; F01C1/101; E; E21; E21B; E21B4/00; E21B4/02; F01C1/107
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) | 1939-01-20 | 1939-07-22 | 1940-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-01-20 | 1943-07-22 | 1944-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-01-20 | 1947-07-22 | 1948-01-21 | $7700.00 | Window Closed / Lapsed |