Patent US3182182A successfully refreshed from Google Patents.
US3182182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ratio computer
Assignee: General Electric Co
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Filing: 1959-10-28
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Granted: 1965-05-04
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Expires: 1979-10-28
Abstract
No abstract record available.
Inventors
- 👤 Helmuth W Engelman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:08
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/16; G06G7/163
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A COMPUTER COMPRISING FIRST AND SECOND RESISTORS CONNECTED IN PARALLEL WITH EACH OTHER, MEANS FOR PRODUCING AN OUTPUT SIGNAL PROPORTIONAL TO THE MAGNITUDE OF THE CURRENT FLOWING IN SAID FIRST RESISTOR, AND FEEDBACK AMPLIFIER MEANS FOR AUTOMATICALLY MAINTAINING THE CURRENT FLOWING IN SAID SECOND REGISTER SUBSTANTIALLY CONSTANT OVER A PRESELECTED RANGE OF RESISTANCE VALUES OF SAID RESISTORS.
Claim 2
Dependent Claim
57 words
A COMPUTER COMPRISING FIRST AND SECOND RESISTORS CONNECTED IN PARALLEL WITH EACH OTHER, MEANS FOR PRODUCING AN OUTPUT SIGNAL PROPORTIONAL TO THE MAGNITUDE OF THE CURRENT FLOWING IN SAID FIRST RESISTOR, AND FEEDBACK AMPLIFIER MEANS FOR AUTOMATICALLY MAINTAINING THE CURRENT FLOWING IN SAID SECOND REGISTER SUBSTANTIALLY CONSTANT OVER A PRESELECTED RANGE OF RESISTANCE VALUES OF SAID RESISTORS.
References Cited (Backward Citations)
US2698134A
Cited
US2987255A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-03 | 1968-11-02 | 1969-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-03 | 1972-11-02 | 1973-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-03 | 1976-11-02 | 1977-05-04 | $7700.00 | Window Closed / Lapsed |