US3478264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scr,diode and transistor analyzer
Assignee: RAM TOOL CORP
•
Filing: 1968-01-31
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Granted: 1969-11-11
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Expires: 1988-01-31
Abstract
No abstract record available.
Inventors
- 👤 Athanase N Tsergas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:36
CPC Classifications
G; G01; G01R; G01R31/00; G01R31/26; G01R31/2607
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2894206A
Cited
US2895106A
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US3193766A
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US3237104A
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US3277371A
Cited
US3332015A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-10 | 1973-05-12 | 1973-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-10 | 1977-05-12 | 1977-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-10 | 1981-05-12 | 1981-11-11 | $7700.00 | Window Closed / Lapsed |