US3499739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bimetallic token with annular ring having different permeability than inner portion
Assignee: NEW FRANKLIN MINT
•
Filing: 1966-04-27
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Granted: 1970-03-10
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Expires: 1986-04-27
Abstract
No abstract record available.
Inventors
- 👤 Joseph M Segel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:11
CPC Classifications
H; H01; H01F; H01F1/00; G; G07; G07F; G07F1/00; G07F1/06; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/927; Y10S428/928; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12229; Y10T428/12236; Y10T428/12243; Y10T428/1225; Y10T428/12347; Y10T428/12389; Y10T428/12465; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12903; Y10T428/1291; Y10T428/12986
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB418186A
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US2196850A
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US2301320A
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US2372202A
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US2401483A
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US2490543A
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US2665960A
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US2753859A
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US2817141A
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US2878410A
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US2836911A
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US3368880A
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US3407050A
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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) | 1973-03-09 | 1973-09-08 | 1974-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-09 | 1977-09-08 | 1978-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-09 | 1981-09-08 | 1982-03-10 | $7700.00 | Window Closed / Lapsed |