Patent US3109145A successfully refreshed from Google Patents.
US3109145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stable zero electronic circuitry
Assignee: Systron Donner Corp
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Filing: 1960-04-27
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Granted: 1963-10-29
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Expires: 1980-04-27
Abstract
No abstract record available.
Inventors
- 👤 Harold D Morris
- 👤 Joseph T Buckingham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:41
CPC Classifications
G; G01; G01P; G01P15/00; G01P15/02; G01P15/08; G01P15/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
IN ELECTRONIC CIRCUITRY OF THE CHARACTER DESCRIBED, TWO CHANNELS EACH CONSISTING OF A PICKOFF AND A DETECTOR, COMMON OSCILLATOR MEANS FEEDING THE PICKOFF OF EACH OF THE CHANNELS, MEANS FOR SUMMING THE OUTPUT OF THE CHANNELS, THE FEEDBACK MEANS CONNECTING THE SUMMING MEANS TO THE OSCILLATOR MEANS TO REGULATE THE OUTPUT FROM THE ELECTRONIC CIRCUITRY.
Claim 2
Dependent Claim
55 words
IN ELECTRONIC CIRCUITRY OF THE CHARACTER DESCRIBED, TWO CHANNELS EACH CONSISTING OF A PICKOFF AND A DETECTOR, COMMON OSCILLATOR MEANS FEEDING THE PICKOFF OF EACH OF THE CHANNELS, MEANS FOR SUMMING THE OUTPUT OF THE CHANNELS, THE FEEDBACK MEANS CONNECTING THE SUMMING MEANS TO THE OSCILLATOR MEANS TO REGULATE THE OUTPUT FROM THE ELECTRONIC CIRCUITRY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-28 | 1967-04-29 | 1967-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-28 | 1971-04-29 | 1971-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-28 | 1975-04-29 | 1975-10-29 | $7700.00 | Window Closed / Lapsed |