US1177656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aeroplane.
Assignee: Individual
•
Filing: 1911-06-30
•
Granted: 1916-04-04
•
Expires: 1931-06-30
Abstract
No abstract record available.
Inventors
- 👤 John Sharp
- 👤 William Sharp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:31
CPC Classifications
B; B64; B64C; B64C13/00; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012; Y10T74/20201
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) | 1919-04-04 | 1919-10-04 | 1920-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-04-04 | 1923-10-04 | 1924-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-04-04 | 1927-10-04 | 1928-04-04 | $7700.00 | Window Closed / Lapsed |