US3252157A
Expired / Lapsed
US
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Assignee: Licentia Patent Verwaltungs GmbH
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Filing: 1962-04-30
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Granted: 1966-05-17
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Expires: 1982-04-30
Abstract
No abstract record available.
Inventors
- 👤 Pabst Wolfgang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:37
CPC Classifications
H; H03; H03M; H03M1/00; H03M1/12; H03M1/22; H03M1/24; H03M1/14; H03M1/16; H03M1/161
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
IN AN ANALOG-DIGIAL CONVERTER HAVING PHOTO-ELECTRICALLY SCANNED CODED MEASURING SCALES ARRANGED ALONG A PLURALITY OF TRACKS, RESPECTIVELY THE COMBINATION WHICH COMPRISES: (A) A PLURALITY OF LIGHT SOURCES ASSOCIATED WITH THE PLURALITY OF LIGHT SOURCES ASSOCIATED WITH THE BEING ARRANGED TO FORM AT LEAST ONE SERIES CIRCUIT CONNECTABLE ACROSS A SOURCE OF ELECTRIC ENERGY; AND (D) A LOGIC CIRCUIT CONNECTED BETWEEN THE CENTER TAP OF THE SERIES CIRCUIT FORMED BY SAID LIGHT SOURCES
Claim 2
Dependent Claim
72 words
IN AN ANALOG-DIGIAL CONVERTER HAVING PHOTO-ELECTRICALLY SCANNED CODED MEASURING SCALES ARRANGED ALONG A PLURALITY OF TRACKS, RESPECTIVELY THE COMBINATION WHICH COMPRISES: (A) A PLURALITY OF LIGHT SOURCES ASSOCIATED WITH THE PLURALITY OF LIGHT SOURCES ASSOCIATED WITH THE BEING ARRANGED TO FORM AT LEAST ONE SERIES CIRCUIT CONNECTABLE ACROSS A SOURCE OF ELECTRIC ENERGY; AND (D) A LOGIC CIRCUIT CONNECTED BETWEEN THE CENTER TAP OF THE SERIES CIRCUIT FORMED BY SAID LIGHT SOURCES
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) | 1969-05-16 | 1969-11-15 | 1970-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-16 | 1973-11-15 | 1974-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-16 | 1977-11-15 | 1978-05-17 | $7700.00 | Window Closed / Lapsed |