Patent US3341696A successfully refreshed from Google Patents.
US3341696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fast reset of an integrator-amplifier using reed switches
Assignee: Beckman Coulter Inc
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Filing: 1963-05-13
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Granted: 1967-09-12
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Expires: 1983-05-13
Abstract
No abstract record available.
Inventors
- 👤 Thaulow Per
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:08
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/18; G06G7/184; G06G7/186; G06G7/1865; G11; G11C; G11C27/00; G11C27/02; G11C27/024; G11C27/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
IN AN ANALOG COMPUTER HAVING THE MODES OF COMPUTE, HOLD AND INITIAL CONDITION, AN ELECTRIC INTEGRATOR HAVING A REDUCED TIME PERIOD, THE IMPROVEMENT COMPRISING: AN AMPLIFIER HAVING AN INPUT TERMINAL, AN OUTPUT TERMINAL AND CIRCUIT GROUND; A PLURALITY OF INPUT IMPEDANCES CONNECTED TO FORM A SUMMING JUNCTION; FIRST IMPEDANCE MEANS; MEANS CONNECTING SAID SUMMING JUNCTION TO SAID INPUT TERMINAL THROUGH SAID FIRST IMPEDANCE MEANS DURING SAID COMPUTER MODE; FEEDBACK IMPEDANCE MEANS CONNECTED TO SAID OUTPUT TERMINAL; AN INITIAL CONDITION INPUT TERMINAL; SWITCH MEANS CONNECTING SAID FEEDBACK IMPEDANCE MEANS AND SAID INITIAL CONDITION INPUT TERMINAL TO THE INPUT TERMINAL OF SAID AMPLIFIER DURING SAID INITIAL CONDITION MODE; STORAGE MEANS CONNECTED TO SAID OUTPUT TERMINAL AND THROUGH SAID FIRST IMPEDANCE MEANS TO SAID INPUT TERMINAL DURING SAID COMPUTE AND INITIAL CONDITION MODES; AND MEANS CONNECTING SAID STORAGE MEANS TO CIRCUIT GROUND DURING SAID INITIAL CONDITION MODE.
Claim 2
Dependent Claim
144 words
IN AN ANALOG COMPUTER HAVING THE MODES OF COMPUTE, HOLD AND INITIAL CONDITION, AN ELECTRIC INTEGRATOR HAVING A REDUCED TIME PERIOD, THE IMPROVEMENT COMPRISING: AN AMPLIFIER HAVING AN INPUT TERMINAL, AN OUTPUT TERMINAL AND CIRCUIT GROUND; A PLURALITY OF INPUT IMPEDANCES CONNECTED TO FORM A SUMMING JUNCTION; FIRST IMPEDANCE MEANS; MEANS CONNECTING SAID SUMMING JUNCTION TO SAID INPUT TERMINAL THROUGH SAID FIRST IMPEDANCE MEANS DURING SAID COMPUTER MODE; FEEDBACK IMPEDANCE MEANS CONNECTED TO SAID OUTPUT TERMINAL; AN INITIAL CONDITION INPUT TERMINAL; SWITCH MEANS CONNECTING SAID FEEDBACK IMPEDANCE MEANS AND SAID INITIAL CONDITION INPUT TERMINAL TO THE INPUT TERMINAL OF SAID AMPLIFIER DURING SAID INITIAL CONDITION MODE; STORAGE MEANS CONNECTED TO SAID OUTPUT TERMINAL AND THROUGH SAID FIRST IMPEDANCE MEANS TO SAID INPUT TERMINAL DURING SAID COMPUTE AND INITIAL CONDITION MODES; AND MEANS CONNECTING SAID STORAGE MEANS TO CIRCUIT GROUND DURING SAID INITIAL CONDITION MODE.
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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) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |