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Patent US2873385A successfully refreshed from Google Patents.
US2873385A
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Transistor data storage and gate circuit
Assignee: AT&T Inc
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Filing: 1955-10-06
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Granted: 1959-02-10
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Expires: 1975-10-06
Abstract
No abstract record available.
Inventors
- 👤 Jr Bernard Ostendorf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:18
CPC Classifications
H; H04; H04L; H04L25/00; H04L25/38; H04L25/40; H04L25/45; G; G11; G11C; G11C11/00; G11C11/21; G11C11/34; G11C11/39; G11C19/00; G11C19/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2594336A
Cited
US2644896A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-09 | 1962-08-11 | 1963-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-09 | 1966-08-11 | 1967-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-09 | 1970-08-11 | 1971-02-10 | $7700.00 | Window Closed / Lapsed |