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US3157883A Expired / Lapsed US ⏱️ 0.0 years remaining

Wide screen projection system for standard prints

Assignee: Individual
•
Filing: 1960-06-07
•
Granted: 1964-11-17
•
Expires: 1980-06-07
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Abstract

No abstract record available.

Inventors

  • 👤 Glenn J Easter

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 10:09
CPC Classifications
G; G03; G03B; G03B37/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 124 words
IN COMBINATION, A CONVENTIONAL ANAMORPHOSING PROJECTION AND EXHIBITION SYSTEM OF THE CHARACTER EMPLOYED FOR PROJECTING AND EXHIBITING FILM PRINTS HAVING FRAMES OF STANDARD WIDTH AND WHEREIN THE IMAGE WITHIN THE FRAME IS HORIZONTALLY COMPRESSED TO DISTORT THE PROPORTIONS THEREOF, INCLUDING AN ANAMORPHOSING LENS ASSEMBLY AND A WIDE VIEWING SCREEN DISPOSED FORWARDLY THEREOF, AND A SUPPLEMENTARY LENS ASSEMBLY MOUNTED REARWARDLY OF SAID ANAMORPHOSING LENS ASSEMBLY, SAID SUPPLEMENTARY LENS ASSEMBLY HAVING OPTICAL ELEMENTS FOR CONVERTING FILM PRINT IMAGES OF NORMAL PROPORTIONS TO IMAGES HAVING SAID DISTORTED PROPORTIONS WHILE SUBSTANTIALLY MAINTAINING SAID STANDARD FRAME WIDTH PRIOR TO PROJECTION THEREOF THROUGH SAID ANAMORPHOSING LENS ASSEMBLY, WHEREBY FILM PRINTS HAVING NORMALLY-PROPORTIONED IMAGES MAY BE PROJECTED AND EXHIBITED BY SAID CONVENTIONAL ANAMORPHOSING SYSTEM WITHOUT REMOVAL OF SAID ANAMORPHOSING LENS ASSEMBLY.
Claim 2
Dependent Claim 124 words
IN COMBINATION, A CONVENTIONAL ANAMORPHOSING PROJECTION AND EXHIBITION SYSTEM OF THE CHARACTER EMPLOYED FOR PROJECTING AND EXHIBITING FILM PRINTS HAVING FRAMES OF STANDARD WIDTH AND WHEREIN THE IMAGE WITHIN THE FRAME IS HORIZONTALLY COMPRESSED TO DISTORT THE PROPORTIONS THEREOF, INCLUDING AN ANAMORPHOSING LENS ASSEMBLY AND A WIDE VIEWING SCREEN DISPOSED FORWARDLY THEREOF, AND A SUPPLEMENTARY LENS ASSEMBLY MOUNTED REARWARDLY OF SAID ANAMORPHOSING LENS ASSEMBLY, SAID SUPPLEMENTARY LENS ASSEMBLY HAVING OPTICAL ELEMENTS FOR CONVERTING FILM PRINT IMAGES OF NORMAL PROPORTIONS TO IMAGES HAVING SAID DISTORTED PROPORTIONS WHILE SUBSTANTIALLY MAINTAINING SAID STANDARD FRAME WIDTH PRIOR TO PROJECTION THEREOF THROUGH SAID ANAMORPHOSING LENS ASSEMBLY, WHEREBY FILM PRINTS HAVING NORMALLY-PROPORTIONED IMAGES MAY BE PROJECTED AND EXHIBITED BY SAID CONVENTIONAL ANAMORPHOSING SYSTEM WITHOUT REMOVAL OF SAID ANAMORPHOSING LENS ASSEMBLY.

References Cited (Backward Citations)

US1753222A Cited
GB343512A Cited
GB335864A Cited
US1960577A Cited
US2017634A Cited
US3046832A Cited
FR1204785A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-11-17 1968-05-18 1968-11-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-11-17 1972-05-18 1972-11-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-11-17 1976-05-18 1976-11-17 $7700.00 Window Closed / Lapsed

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