Patent US3137790A successfully refreshed from Google Patents.
US3137790A
Expired / Lapsed
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Computing apparatus
Assignee: Honeywell Inc
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Filing: 1958-12-30
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Granted: 1964-06-16
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Expires: 1978-12-30
Abstract
No abstract record available.
Inventors
- 👤 Henry W Berry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:06
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/18; G06G7/184; G06G7/186
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
ELECTRIC SIGNAL INTEGRATING APPARATUS COMPRISING: A FIRST ELECTRIC SIGNAL INTEGRATOR FOR PRODUCING AN OUTPUT SIGNAL REPRESENTATIVE OF THE TIME INTEGRAL OF AN INPUT SIGNAL APPLIED THERETO, THE OUTPUT SIGNAL OF SAID FIRST ELECTRIC SIGNAL INTEGRATOR BEING SUBJECT TO A TIME-DEPENDENT ERROR; A SECOND ELECTRIC SIGNAL INTEGRATOR FOR PRODUCING AN OUTPUT SIGNAL REPRESENTATIVE OF THE TIME INTEGRAL OF AN INPUT SIGNAL APPLIED THERETO; MEANS CONNECTED TO SAID FIRST AND SECOND ELECTRIC SIGNAL INTEGRATORS TO APPLY A PREDETERMINED PORTION OF THE OUTPUT SIGNAL OF THE FORMER AS AN INPUT TO THE LATTER; AND MEANS CONNECTED TO SAID FIRST AND
Claim 2
Dependent Claim
97 words
ELECTRIC SIGNAL INTEGRATING APPARATUS COMPRISING: A FIRST ELECTRIC SIGNAL INTEGRATOR FOR PRODUCING AN OUTPUT SIGNAL REPRESENTATIVE OF THE TIME INTEGRAL OF AN INPUT SIGNAL APPLIED THERETO, THE OUTPUT SIGNAL OF SAID FIRST ELECTRIC SIGNAL INTEGRATOR BEING SUBJECT TO A TIME-DEPENDENT ERROR; A SECOND ELECTRIC SIGNAL INTEGRATOR FOR PRODUCING AN OUTPUT SIGNAL REPRESENTATIVE OF THE TIME INTEGRAL OF AN INPUT SIGNAL APPLIED THERETO; MEANS CONNECTED TO SAID FIRST AND SECOND ELECTRIC SIGNAL INTEGRATORS TO APPLY A PREDETERMINED PORTION OF THE OUTPUT SIGNAL OF THE FORMER AS AN INPUT TO THE LATTER; AND MEANS CONNECTED TO SAID FIRST AND
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) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |