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US2639480A
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Assignee: Individual
•
Filing: 1949-06-13
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Granted: 1953-05-26
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Expires: 1969-06-13
Abstract
No abstract record available.
Inventors
- 👤 Magid Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:27
CPC Classifications
F; F41; F41C; F41C23/00; F41C23/02; F16; F16B; F16B45/00; F16B45/04; F16B45/049; Y; Y10; Y10T; Y10T24/00; Y10T24/12; Y10T24/34; Y10T24/3484; Y10T24/3485; Y10T24/3489; Y10T24/3491; Y10T24/47
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US249333A
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US276965A
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US307054A
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US714777A
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US1920408A
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FR785981A
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CH201369A
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US2190268A
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US2296733A
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US2539272A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-25 | 1956-11-24 | 1957-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-25 | 1960-11-24 | 1961-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-25 | 1964-11-24 | 1965-05-26 | $7700.00 | Window Closed / Lapsed |