US3479650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Memory driver monitoring circuit
Assignee: RCA Corp
•
Filing: 1966-06-30
•
Granted: 1969-11-18
•
Expires: 1986-06-30
Abstract
No abstract record available.
Inventors
- 👤 Donald H Montgomery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:37
CPC Classifications
G; G06; G06F; G06F11/00; G06F11/07; G06F11/0703; G06F11/0766; G06F11/0772; G06F11/0706; G06F11/073; G06F11/0751
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3008129A
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US2904781A
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US3047843A
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US3096511A
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US3214601A
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US3196418A
Cited
US3344417A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-17 | 1973-05-19 | 1973-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-17 | 1977-05-19 | 1977-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-17 | 1981-05-19 | 1981-11-18 | $7700.00 | Window Closed / Lapsed |