US3117491A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Information retrieval apparatus
Assignee: Individual
•
Filing: 1962-06-29
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Granted: 1964-01-14
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Expires: 1982-06-29
Abstract
No abstract record available.
Inventors
- 👤 Stern Joshua
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 12:59
CPC Classifications
G; G06; G06K; G06K17/00; G06K17/0016
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
INFORMATION RETRIEVAL APPARATUS COMPRISING, AT LEAST ONE SET OF PEEK-A-BOO MEMBERS, SAID MEMBERS COLLECTIVELY HAVING AN ARRAY OF POSSIBLE PEEK-A-BOO INDICATIONS EACH OF WHICH IS DEDICATED TO A DIFFERENT DOCUMENT, A FILM SHEET HAVING AN ARRAY OF MICROIMAGES THAT ARE IN ONE-TO-ONE CORRESPONDENCE WITH SAID ARRAY OF PEEK-A-BOO INDICATIONS, A FILM SHEET CARRIAGE FOR HOLDING SAID FILM SHEET, IMAGE-PROJECTING MEANS, SAID FILM SHEET CARRIAGE BEING POSITIONABLE WITH RESPECT TO SAID IMAGE-PROJECTING MEANS TO PROJECT AN ENLARGED IMAGE OF ANY MICROIMAGE ON SAID FILM SHEET, MEANS FOR HOLDING SELECTED ONES OF SAID SET OF PEEK-A-BOO MEMBERS, SELECTOR MEANS ADAPTED TO BE SET ON ONE OF THE PEEK-A-BOO INDICATIONS COMMON TO SAID SELECTED ONES OF SAID PEEK-A-BOO MEMBERS, CONTROL MEANS FOR SETTING SAID SELECTOR MEANS ON A SELECTED PEEKA-BOO INDICATION, SAID CONTROL MEANS BEING OPERABLE TO DRIVE SAID FILM SHEET CARRIAGE TO POSITION THE MICROIMAGE CORRESPONDING TO SAID SELECTED PEEK-A-BOO INDICATION FOR PROJECTION BY SAID IMAGE-PROJECTING MEANS.
Claim 2
Dependent Claim
155 words
INFORMATION RETRIEVAL APPARATUS COMPRISING, AT LEAST ONE SET OF PEEK-A-BOO MEMBERS, SAID MEMBERS COLLECTIVELY HAVING AN ARRAY OF POSSIBLE PEEK-A-BOO INDICATIONS EACH OF WHICH IS DEDICATED TO A DIFFERENT DOCUMENT, A FILM SHEET HAVING AN ARRAY OF MICROIMAGES THAT ARE IN ONE-TO-ONE CORRESPONDENCE WITH SAID ARRAY OF PEEK-A-BOO INDICATIONS, A FILM SHEET CARRIAGE FOR HOLDING SAID FILM SHEET, IMAGE-PROJECTING MEANS, SAID FILM SHEET CARRIAGE BEING POSITIONABLE WITH RESPECT TO SAID IMAGE-PROJECTING MEANS TO PROJECT AN ENLARGED IMAGE OF ANY MICROIMAGE ON SAID FILM SHEET, MEANS FOR HOLDING SELECTED ONES OF SAID SET OF PEEK-A-BOO MEMBERS, SELECTOR MEANS ADAPTED TO BE SET ON ONE OF THE PEEK-A-BOO INDICATIONS COMMON TO SAID SELECTED ONES OF SAID PEEK-A-BOO MEMBERS, CONTROL MEANS FOR SETTING SAID SELECTOR MEANS ON A SELECTED PEEKA-BOO INDICATION, SAID CONTROL MEANS BEING OPERABLE TO DRIVE SAID FILM SHEET CARRIAGE TO POSITION THE MICROIMAGE CORRESPONDING TO SAID SELECTED PEEK-A-BOO INDICATION FOR PROJECTION BY SAID IMAGE-PROJECTING MEANS.
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) | 1967-01-13 | 1967-07-15 | 1968-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-13 | 1971-07-15 | 1972-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-13 | 1975-07-15 | 1976-01-14 | $7700.00 | Window Closed / Lapsed |