US1175307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aerial craft.
Assignee: Individual
•
Filing: 1914-10-14
•
Granted: 1916-03-14
•
Expires: 1934-10-14
Abstract
No abstract record available.
Inventors
- 👤 Ludolf G Schroeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:29
CPC Classifications
B; B64; B64C; B64C3/00; B64C3/10; B64C3/38; B64C3/42; B64C39/00; B64C39/10; Y; Y10; Y10S; Y10S116/00; Y10S116/43
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) | 1919-03-14 | 1919-09-13 | 1920-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-03-14 | 1923-09-13 | 1924-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-03-14 | 1927-09-13 | 1928-03-14 | $7700.00 | Window Closed / Lapsed |