US2770415A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Read-out and radix conversion apparatus for electronic computing apparatus
Assignee: Clary Corp
•
Filing: 1951-12-03
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Granted: 1956-11-13
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Expires: 1971-12-03
Abstract
No abstract record available.
Inventors
- 👤 John L Lindesmith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:24
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/38; G06F7/48; G06F7/491; G06F7/498; G06F7/60; G06F7/62; H; H03; H03K; H03K23/00; H03K23/74
Claims Analysis
Total Claims: 0
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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) | 1959-11-13 | 1960-05-14 | 1960-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-13 | 1964-05-14 | 1964-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-13 | 1968-05-14 | 1968-11-13 | $7700.00 | Window Closed / Lapsed |