US2932003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic cycle computer
Assignee: Eastern Ind Inc
•
Filing: 1954-09-21
•
Granted: 1960-04-05
•
Expires: 1974-09-21
Abstract
No abstract record available.
Inventors
- 👤 John L Barker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:49
CPC Classifications
G; G08; G08G; G08G1/00; G08G1/07; G08G1/081
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1823739A
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US1944723A
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US2170160A
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US2176742A
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US2288601A
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US2295534A
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US2374248A
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US2384792A
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US2410821A
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US2448113A
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US2506368A
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US2594276A
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US2751574A
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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) | 1963-04-05 | 1963-10-05 | 1964-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-05 | 1967-10-05 | 1968-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-05 | 1971-10-05 | 1972-04-05 | $7700.00 | Window Closed / Lapsed |