US2560742A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wing construction for model airplanes
Assignee: Monogram Models Inc
•
Filing: 1949-01-29
•
Granted: 1951-07-17
•
Expires: 1969-01-29
Abstract
No abstract record available.
Inventors
- 👤 Reder Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:20
CPC Classifications
A; A63; A63H; A63H27/00; A63H27/001; B; B64; B64C; B64C3/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US519553A
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US703453A
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US943653A
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US1804823A
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US2230393A
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US2195695A
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US2305514A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-16 | 1955-01-15 | 1955-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-16 | 1959-01-15 | 1959-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-16 | 1963-01-15 | 1963-07-17 | $7700.00 | Window Closed / Lapsed |