US634885A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blade for screw-propellers.
Assignee: Individual
•
Filing: 1897-06-10
•
Granted: 1899-10-17
•
Expires: 1917-06-10
Abstract
No abstract record available.
Inventors
- 👤 James Glover
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:21
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/12; F01D5/14; F01D5/141; F01D5/145; Y; Y02; Y02E; Y02E10/00; Y02E10/70; Y02E10/72
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) | 1902-10-17 | 1903-04-18 | 1903-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1906-10-17 | 1907-04-18 | 1907-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1910-10-17 | 1911-04-18 | 1911-10-18 | $7700.00 | Window Closed / Lapsed |