US709242A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary engine.
Assignee: JAMES H CLOSSON
•
Filing: 1901-09-20
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Granted: 1902-09-16
•
Expires: 1921-09-20
Abstract
No abstract record available.
Inventors
- 👤 Thomas D Prescott
- 👤 James C Prescott
- 👤 Henry A Prescott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:25
CPC Classifications
F; F01; F01D; F01D1/00; F01D1/32
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) | 1905-09-15 | 1906-03-17 | 1906-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-09-15 | 1910-03-17 | 1910-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-09-15 | 1914-03-17 | 1914-09-16 | $7700.00 | Window Closed / Lapsed |