US2424523A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft operating mechanism
Assignee: ThyssenKrupp Budd Co
•
Filing: 1943-03-06
•
Granted: 1947-07-22
•
Expires: 1963-03-06
Abstract
No abstract record available.
Inventors
- 👤 Watter Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:18
CPC Classifications
B; B64; B64C; B64C25/00; B64C25/32; B64C25/42; B64C25/44; B64C13/00; B64C13/02; B64C13/04; B64C13/044; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20256; Y10T74/20528
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1462531A
Cited
US1605398A
Cited
GB271460A
Cited
US1666761A
Cited
US1746008A
Cited
US2066375A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-07-21 | 1951-01-20 | 1951-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-21 | 1955-01-20 | 1955-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-21 | 1959-01-20 | 1959-07-22 | $7700.00 | Window Closed / Lapsed |