Patent US2671983A successfully refreshed from Google Patents.
US2671983A
Expired / Lapsed
US
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Toy airplane
Assignee: Nosco Plastics Inc
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Filing: 1951-07-13
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Granted: 1954-03-16
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Expires: 1971-07-13
Abstract
No abstract record available.
Inventors
- 👤 Bruno C Roehrl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:37
CPC Classifications
A; A63; A63H; A63H27/00; Y; Y10; Y10S; Y10S123/00; Y10S123/03; Y10T; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32861; Y10T403/32877; Y10T74/00; Y10T74/21; Y10T74/2142; Y10T74/2143
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1392561A
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DE461352C
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US1856538A
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US1764732A
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US1804313A
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US1820905A
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US2035081A
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US2058265A
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US2425156A
Cited
US2517084A
Cited
US2601742A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-15 | 1957-09-14 | 1958-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-15 | 1961-09-14 | 1962-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-15 | 1965-09-14 | 1966-03-16 | $7700.00 | Window Closed / Lapsed |