US3103578A
Expired / Lapsed
US
⏱️ 0.0 years remaining
dietrich
Assignee: —
•
Filing: —
•
Granted: 1963-09-10
•
Expires: 1980-09-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:17
CPC Classifications
G; G06; G06J; G06J1/00; H; H03; H03M; H03M1/00; H03M1/12; H03M1/22
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
95 words
A DIGITIZED ANALOGUE COMPUTER FOR FINDING THE AREA UNDER A CURVE COMPRISING A BASE PLATE FOR MOUNTING A CURVE WHOSE CHARACTERISTICS ARE TO BE MEASURED, AN XCOORDINATE CARRIAGE MOVABLY SUPPORTED ON SAID BASE ALONG A FIRST AXIS OF SAID CURVE, MEANS FOR GENERATING A SERIES OF PULSES HAVING A CONSTANT DURATION AND SPACED ALONG SAID FIRST AXIS CONNECTED TO SAID X-COORDINATE CARRIAGE, A Y-COORDINATE CARRIAGE SUPPORTED BY SAID X-COORDINATE CARRIAGE AND MOVABLE ALONG A SECOND AXIS OF SAID CURVE, MEANS FOR GENERATING A PLURALITY OF IMPULSES HAVING AN OUTPUT FREQUENCY PROPORTIONAL TO THE VALUE OF
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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) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |