US2879000A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Digital inventory register
Assignee: Electronics Corp of America
•
Filing: 1952-11-18
•
Granted: 1959-03-24
•
Expires: 1972-11-18
Abstract
No abstract record available.
Inventors
- 👤 Waldron S Macdonald
- 👤 Matthew C Abbott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:11
CPC Classifications
G; G06; G06Q; G06Q10/00; G06Q10/08; G06Q10/087; G06Q10/0877; G06Q10/08772
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2080100A
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US2416445A
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US2523516A
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US2472542A
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US2540654A
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US2587532A
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US2609143A
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US2737342A
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US2528394A
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US2604262A
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US2564403A
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US2549071A
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US2609439A
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US2614169A
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US2733425A
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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) | 1962-03-23 | 1962-09-22 | 1963-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-23 | 1966-09-22 | 1967-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-23 | 1970-09-22 | 1971-03-24 | $7700.00 | Window Closed / Lapsed |