US3270190A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Securities evaluator
Assignee: ELECTRONIC STOCK EVALUATOR CORP
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Filing: 1962-10-01
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Granted: 1966-08-30
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Expires: 1982-10-01
Abstract
No abstract record available.
Inventors
- 👤 John M Lambert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:54
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/48; G06G7/52; G06Q; G06Q40/00; G06Q40/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
A STOCK SHARE PRICE COMPUTER COMPRISING: A SOURCE OF POTENTIAL; A PLURALITY OF PRICE DATA STORAGE POTENTIOMETERS EACH PROVIDED WITH A PAIR OF FIXED TERMINALS AND A VARIABLE TERMINAL, SAID POTENTIOMETERS HAVING THEIR FIXED TERMINALS CONNECTED ACROSS SAID SOURCE OF POTENTIAL; SAMPLING SWITCH MEANS ARRANGED TO SEQUENTIALLY SAMPLE EACH OF SAID VARIABLE TERMINALS TO PROVIDE A FIRST SIGNAL; A FIRST AMPLIFIER ARRANGED TO AMPLIFY SAID FIRST SIGNAL AND PROVIDE A FIRST OUTPUT SIGNAL; A PLURALITY OF NETWORKS, EACH OF SAID NETWORKS INCLUDING A PLURALITY OF POTENTIOMETERS HAVING FIXED TERMINALS CONNECTED IN COMMON AND VARIABLE TERMINAL CONNECTED TO SAID SAMPLING SWITCH; FIRST POTENTIAL VARYING MEANS CONNECTING SAID NETWORKS TO A SOURCE OF POTENTIAL, SAID FIRST POTENTIAL VARYING MEANS BEING ADAPTED TO VARY THE POTENTIAL APPLIED TO ITS ASSOCIATED NETWORK, AT LEAST SOME OF SAID NETWORKS HAVING A SECOND POTENTIAL VARYING MEANS INTERPOSED IN SERIES BETWEEN SAID FIRST POTENTIAL VARYING MEANS AND SOURCE OF POTENTIAL; WHEREBY AS A FIRST POTENTIAL VARYING MEANS IS ADJUSTED IN A DIRECTION TENDING TO REDUCE THE POTENTIAL APPLIED TO ITS ASSOCIATED NETWORK THE SAID SECOND POTENTIAL ADJUSTING MEANS COUPLED THERETO IS VARIED IN
Claim 2
Dependent Claim
186 words
A STOCK SHARE PRICE COMPUTER COMPRISING: A SOURCE OF POTENTIAL; A PLURALITY OF PRICE DATA STORAGE POTENTIOMETERS EACH PROVIDED WITH A PAIR OF FIXED TERMINALS AND A VARIABLE TERMINAL, SAID POTENTIOMETERS HAVING THEIR FIXED TERMINALS CONNECTED ACROSS SAID SOURCE OF POTENTIAL; SAMPLING SWITCH MEANS ARRANGED TO SEQUENTIALLY SAMPLE EACH OF SAID VARIABLE TERMINALS TO PROVIDE A FIRST SIGNAL; A FIRST AMPLIFIER ARRANGED TO AMPLIFY SAID FIRST SIGNAL AND PROVIDE A FIRST OUTPUT SIGNAL; A PLURALITY OF NETWORKS, EACH OF SAID NETWORKS INCLUDING A PLURALITY OF POTENTIOMETERS HAVING FIXED TERMINALS CONNECTED IN COMMON AND VARIABLE TERMINAL CONNECTED TO SAID SAMPLING SWITCH; FIRST POTENTIAL VARYING MEANS CONNECTING SAID NETWORKS TO A SOURCE OF POTENTIAL, SAID FIRST POTENTIAL VARYING MEANS BEING ADAPTED TO VARY THE POTENTIAL APPLIED TO ITS ASSOCIATED NETWORK, AT LEAST SOME OF SAID NETWORKS HAVING A SECOND POTENTIAL VARYING MEANS INTERPOSED IN SERIES BETWEEN SAID FIRST POTENTIAL VARYING MEANS AND SOURCE OF POTENTIAL; WHEREBY AS A FIRST POTENTIAL VARYING MEANS IS ADJUSTED IN A DIRECTION TENDING TO REDUCE THE POTENTIAL APPLIED TO ITS ASSOCIATED NETWORK THE SAID SECOND POTENTIAL ADJUSTING MEANS COUPLED THERETO IS VARIED IN
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) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |