US2910667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Serial binary coded decimal pulse train comparator
Assignee: Underwood Corp
•
Filing: 1954-04-22
•
Granted: 1959-10-27
•
Expires: 1974-04-22
Abstract
No abstract record available.
Inventors
- 👤 Lubkin Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:20
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/02; G06F7/026
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2737342A
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US2623171A
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US2749440A
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US2628346A
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US2700755A
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US2776418A
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US2763854A
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US2785856A
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US2821696A
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US2837732A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-26 | 1963-04-27 | 1963-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-26 | 1967-04-27 | 1967-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-26 | 1971-04-27 | 1971-10-27 | $7700.00 | Window Closed / Lapsed |