US2839693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic computer power supply circuits
Assignee: Unisys Corp
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Filing: 1956-07-05
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Granted: 1958-06-17
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Expires: 1976-07-05
Abstract
No abstract record available.
Inventors
- 👤 Richard C Weise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:18
CPC Classifications
G; G06; G06F; G06F15/00; G06F15/08; G05; G05F; G05F1/00; G05F1/10; G05F1/46; G05F1/56; G05F1/577; G05F3/00; G05F3/02; G05F3/04; G05F3/06; G06F1/00; G06F1/26; G11; G11C; G11C19/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |