US3407291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Computer for evaluating integrals using a statistical computing process
Assignee: Canadian Patents and Development Ltd
•
Filing: 1963-11-29
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Granted: 1968-10-22
•
Expires: 1983-11-29
Abstract
No abstract record available.
Inventors
- 👤 Thistle William Graham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:37
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/60; G06F7/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A COMPUTER FOR EVALUATING AN INTEGRAL OF THE FORM FYDX, WHERE X AND Y ARE VARIABLES, COMPRISING A GATE PULSE GENERATOR PRODUCING A SERIES OF OUTPUT PULSES HAVING A CONSTANT FREQUENCY OF OCCURRENCE AND WHOSE WIDTH CORRESPONDS TO THE ABSOLUTE VALUE OF THE VARIABLE Y, AND A GATE RECEIVING A PLURALITY OF INPUT PULSES EACH CORRESPONDING TO A KNOWN UNIFORM FINITE INTERVAL OF CHANGE OF THE VARIABLE X AND RECEIVING THE OUTPUT OF THE GATE PULSE GENERATOR AND PASSING AN INPUT PULSE WHEN THE LEADING
Claim 2
Dependent Claim
85 words
A COMPUTER FOR EVALUATING AN INTEGRAL OF THE FORM FYDX, WHERE X AND Y ARE VARIABLES, COMPRISING A GATE PULSE GENERATOR PRODUCING A SERIES OF OUTPUT PULSES HAVING A CONSTANT FREQUENCY OF OCCURRENCE AND WHOSE WIDTH CORRESPONDS TO THE ABSOLUTE VALUE OF THE VARIABLE Y, AND A GATE RECEIVING A PLURALITY OF INPUT PULSES EACH CORRESPONDING TO A KNOWN UNIFORM FINITE INTERVAL OF CHANGE OF THE VARIABLE X AND RECEIVING THE OUTPUT OF THE GATE PULSE GENERATOR AND PASSING AN INPUT PULSE WHEN THE LEADING
References Cited (Backward Citations)
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Cited
US3043516A
Cited
US3264457A
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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) | 1971-10-22 | 1972-04-22 | 1972-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-22 | 1976-04-22 | 1976-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-22 | 1980-04-22 | 1980-10-22 | $7700.00 | Window Closed / Lapsed |