US2202014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air propeller blade and material for making same
Assignee: Individual
•
Filing: 1938-02-10
•
Granted: 1940-05-28
•
Expires: 1958-02-10
Abstract
No abstract record available.
Inventors
- 👤 Lougheed Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:16
CPC Classifications
B; B64; B64C; B64C11/00; B64C11/16; B64C11/20; F; F04; F04D; F04D29/00; F04D29/26; F04D29/32; F04D29/38; F04D29/388; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T156/1064; Y10T156/1075
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) | 1943-05-28 | 1943-11-27 | 1944-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-05-28 | 1947-11-27 | 1948-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-05-28 | 1951-11-27 | 1952-05-28 | $7700.00 | Window Closed / Lapsed |