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 12:44
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
References Cited (Backward Citations)
US2212799A
Cited
DE749270C
Cited
US2496912A
Cited
US2701417A
Cited
US2651204A
Cited
US2727308A
Cited
US2769595A
Cited
US3027082A
Cited
US2880935A
Cited
US2850307A
Cited
US2886775A
Cited
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 |