US3315149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High stability regulated voltage supply
Assignee: Individual
•
Filing: 1963-09-04
•
Granted: 1967-04-18
•
Expires: 1983-09-04
Abstract
No abstract record available.
Inventors
- 👤 Robert D Strait
- 👤 Robert W Sanders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:20
CPC Classifications
G; G05; G05F; G05F1/00; G05F1/10; G05F1/46; G05F1/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1959298A
Cited
US2668272A
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US2698416A
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US2864052A
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US2963637A
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US3076135A
Cited
US2997643A
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US3049632A
Cited
US3219912A
Cited
US3200328A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-17 | 1970-10-17 | 1971-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-17 | 1974-10-17 | 1975-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-17 | 1978-10-17 | 1979-04-18 | $7700.00 | Window Closed / Lapsed |