Patent US704456A successfully refreshed from Google Patents.
US704456A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary motor.
Assignee: Individual
•
Filing: 1901-03-18
•
Granted: 1902-07-08
•
Expires: 1921-03-18
Abstract
No abstract record available.
Inventors
- 👤 Thomas Underwood Gray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:31
CPC Classifications
F; F02; F02C; F02C5/00; F02C5/12; Y; Y10; Y10S; Y10S60/00; Y10S60/91
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1905-07-07 | 1906-01-06 | 1906-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-07-07 | 1910-01-06 | 1910-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-07-07 | 1914-01-06 | 1914-07-08 | $7700.00 | Window Closed / Lapsed |