US3005145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Regulated voltage supply
Assignee: DRESSEN BARNES CORP
•
Filing: 1957-08-12
•
Granted: 1961-10-17
•
Expires: 1977-08-12
Abstract
No abstract record available.
Inventors
- 👤 Bernard F Mcnamee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:58
CPC Classifications
G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/32; G05F1/33
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2733402A
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US2470556A
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US2878437A
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US2721304A
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US2875396A
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US2752551A
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US2810877A
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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) | 1964-10-16 | 1965-04-17 | 1965-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-16 | 1969-04-17 | 1969-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-16 | 1973-04-17 | 1973-10-17 | $7700.00 | Window Closed / Lapsed |