Patent US3267801A successfully refreshed from Google Patents.
US3267801A
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Assignee: NCR Voyix Corp
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Filing: 1963-12-11
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Granted: 1966-08-23
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Expires: 1983-12-11
Abstract
No abstract record available.
Inventors
- 👤 Jr Tirey C Abbott
- 👤 William H Lawrence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:20
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/14; G03B21/16; G03B21/10; G03B21/11; G03B21/115
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
199 words
A MICRO-IMAGE VIEWER FOR READING A FLAT FLEXIBLE FILM HAVING A MICRO-IMAGE PROVIDED THEREON, SAID VIEWER COMPRISING: A TRANSPARENT RIGID PLATE HAVING A FLAT SURFACE AGAINST WHICH SAID FILM IS DISPOSED; A TRANSPORT MEANS FOR SUPPORTING AND MOVING SAID PLATE SO THAT SAID FLAT SURFACE MOVES WITHIN A PLANE; A LIGHT SOURCE INCLUDING A LIGHT CONDENSING AND HEAT FILTERING SYSTEM ARRANGED FOR ONE SIDE OF SAID PLATE AND OPPOISTE SAID FLAT SURFACE FOR DIRECTING A CONCENTRATED HIGH INTENSITY LIGHT SPOT AT SAID FLAT SURFACE; A PROJECTION LENS SYSTEM INCLUDING A PROJECTION LENS AND A SCREEN ARRANGED ON THE SIDE OF SAID PLATE OPPOISTE FROM SAID LIGHT CONDENSING SYSTEM TO RECEIVE LIGHT PASSING THROUGH SAID PLATE AND SAID FILM AND TO FOUCS AN ENLARGED PICTURE ON SAID SCREEN OF SAID MICRO-IMAGE; SAID PROJECTION LENS HAVING A CONSTRUCTION SUCH THAT THE DISTANCE BETWEEN SAID PROJECTION LENS AND SAID FILM WHEN SAID PICTURE IS IN FOCUS ON SASID SCREEN IS LESS THAN TWO MILLIMETERS; AND VACUUM MEANS FOR SUCKING AIR FROM BETWEEN SAID FILM AND SAID PLATE TO ALLOW ATMOSPHERIC PRESSURE TO HOLD SAID FILM IN CONTINUOUS CONTACT WITH SAID PLATE TO ALLOW SAID PLATE TO CONDUCT HEAT AWAY FROM SAID FILM.
Claim 2
Dependent Claim
199 words
A MICRO-IMAGE VIEWER FOR READING A FLAT FLEXIBLE FILM HAVING A MICRO-IMAGE PROVIDED THEREON, SAID VIEWER COMPRISING: A TRANSPARENT RIGID PLATE HAVING A FLAT SURFACE AGAINST WHICH SAID FILM IS DISPOSED; A TRANSPORT MEANS FOR SUPPORTING AND MOVING SAID PLATE SO THAT SAID FLAT SURFACE MOVES WITHIN A PLANE; A LIGHT SOURCE INCLUDING A LIGHT CONDENSING AND HEAT FILTERING SYSTEM ARRANGED FOR ONE SIDE OF SAID PLATE AND OPPOISTE SAID FLAT SURFACE FOR DIRECTING A CONCENTRATED HIGH INTENSITY LIGHT SPOT AT SAID FLAT SURFACE; A PROJECTION LENS SYSTEM INCLUDING A PROJECTION LENS AND A SCREEN ARRANGED ON THE SIDE OF SAID PLATE OPPOISTE FROM SAID LIGHT CONDENSING SYSTEM TO RECEIVE LIGHT PASSING THROUGH SAID PLATE AND SAID FILM AND TO FOUCS AN ENLARGED PICTURE ON SAID SCREEN OF SAID MICRO-IMAGE; SAID PROJECTION LENS HAVING A CONSTRUCTION SUCH THAT THE DISTANCE BETWEEN SAID PROJECTION LENS AND SAID FILM WHEN SAID PICTURE IS IN FOCUS ON SASID SCREEN IS LESS THAN TWO MILLIMETERS; AND VACUUM MEANS FOR SUCKING AIR FROM BETWEEN SAID FILM AND SAID PLATE TO ALLOW ATMOSPHERIC PRESSURE TO HOLD SAID FILM IN CONTINUOUS CONTACT WITH SAID PLATE TO ALLOW SAID PLATE TO CONDUCT HEAT AWAY FROM SAID FILM.
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) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |