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US3331688A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for producing images by episcopic projection utilizing directive illumination

Assignee: Individual
•
Filing: 1964-03-06
•
Granted: 1967-07-18
•
Expires: 1984-03-06
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Abstract

No abstract record available.

Inventors

  • 👤 Altman Gerald

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 16:44
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/132

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 134 words
AN OPTICAL PROJECTION PROCESS FOR DISPLAYING AN IMAGE OF A PRESENTATION, SAID PROCESS COMPRISING THE STEPS OF: OPTICALLY COMMUNICATING SAID PRESENTATION WITH A DISTRIBUTION OF MINUTE REFLEX REFLECTING MEANS; SAID REFLEX REFLECTING MEANS DEFINING AN INWARD OPTICAL PATH TOWARD SAID PRESENTATION AND AN OUTWARD OPTICAL PATH FROM SAID PRESENTATION, SAID INWARD OPTICAL PATH AND SAID OUTWARD OPTICAL PATH INHERENTLY BEING SUBSTANTIALLY COMMON; DIRECTING ILLUMINATING RADIATION INTO SAID INWARD OPTICAL PATH FROM A RADIATION SOURCE; ACQUIRING SAID RADIATION THROUGH SAID INWARD OPTICAL PATH BY OPERATION OF SAID REFLEX REFLECTING MEANS; MODIFYING SAID RADIATION AT SAID REFLEX REFLECTING MEANS BY OPERATION OF SAID PRESENTATION; RETURNING SAID RADIATION SO MODIFIED THROUGH SAID OUTWARD OPTICAL PATH BY OPERATION OF SAID REFLEX REFLECTING MEANS; AND FOCUSING SAID RADIATION FROM SAID OUTWARD OPTICAL PATH ON OBSERVATION MEANS FOR SAID IMAGE.
Claim 2
Dependent Claim 134 words
AN OPTICAL PROJECTION PROCESS FOR DISPLAYING AN IMAGE OF A PRESENTATION, SAID PROCESS COMPRISING THE STEPS OF: OPTICALLY COMMUNICATING SAID PRESENTATION WITH A DISTRIBUTION OF MINUTE REFLEX REFLECTING MEANS; SAID REFLEX REFLECTING MEANS DEFINING AN INWARD OPTICAL PATH TOWARD SAID PRESENTATION AND AN OUTWARD OPTICAL PATH FROM SAID PRESENTATION, SAID INWARD OPTICAL PATH AND SAID OUTWARD OPTICAL PATH INHERENTLY BEING SUBSTANTIALLY COMMON; DIRECTING ILLUMINATING RADIATION INTO SAID INWARD OPTICAL PATH FROM A RADIATION SOURCE; ACQUIRING SAID RADIATION THROUGH SAID INWARD OPTICAL PATH BY OPERATION OF SAID REFLEX REFLECTING MEANS; MODIFYING SAID RADIATION AT SAID REFLEX REFLECTING MEANS BY OPERATION OF SAID PRESENTATION; RETURNING SAID RADIATION SO MODIFIED THROUGH SAID OUTWARD OPTICAL PATH BY OPERATION OF SAID REFLEX REFLECTING MEANS; AND FOCUSING SAID RADIATION FROM SAID OUTWARD OPTICAL PATH ON OBSERVATION MEANS FOR SAID IMAGE.
Claim 3
Dependent Claim 181 words
A PROCESS FOR PRODUCING A PHOTOGRAPH FOR DIRECT OBSERVATION AND OPAQUE PROJECTION, SAID PROCESS COMPRISING THE STEPS OF PHOTOEXPOSING A PHOTOSENSITIVE MEANS CONTAINING A COMPOSITION SELECTED FROM THE CLASS CONSISTING OF SILVER HALIDE MATERIAL, FERRIC MATERIAL, DIAZO MATERIAL, BICHROMATED MATERIAL, PHOTOPOLYMERIZABLE MATERIAL, PHOTOTHERMOGRAPHIC MATERIAL, PHOTOCONDUCTIVE MATERIAL, AND PHOTOTROPIC MATERIAL, THEREBY PRODUCING A DIFFERENTIAL RESPONSE, ISOLATING SAID PHOTOSENSITIVE MEANS FROM AN ASSOCIATED REFLEX REFLECTING MEANS CONTAINING A MULTIPLICITY OF MINUTE REFLEX REFLECTING ELEMENTS, EACH IN HERENTLY INCLUDING MEANS FOR ACQUIRING INCIDENT RADIATION FROM ANY ONE OF A MULTIPLICITY OF INWARD DIRECTIONS AND MEANS FOR REDIRECTING RESULTING RADIATION IN SUBSTANTIALLY THE OPPOSITE ONE OF A MULTIPLICITY OF OUTWARD DIRECTIONS, SAID REFLEX REFLECTING MEANS BEING OPAQUE, PRODUCING A VISIBLE PRINT IN CONFORMITY WITH SAID PHYSICAL RESPONSE, AND OPTICALLY COMMUNICATING SAID REFLEX REFLECTING MEANS WITH SAID PRINT, SAID PRINT BEING OPERABLE FOR DIRECT OBSERVATION IN TERMS OF SCATTERED LIGHT AND BEING OPERABLE FOR OPAQUE PROJECTION IN TERMS OF CONCENTRATED LIGHT DIRECTED SUBSTANTIALLY ALONG A GIVEN PATH TOWARD SAID VISIBLE PRINT AND RETURNED BY SAID REFLEX REFLECTING STRATUM SUBSTANTIALLY ALONG SAID GIVEN PATH FOR IMAGE FORMATION.
Claim 4
Dependent Claim 181 words
A PROCESS FOR PRODUCING A PHOTOGRAPH FOR DIRECT OBSERVATION AND OPAQUE PROJECTION, SAID PROCESS COMPRISING THE STEPS OF PHOTOEXPOSING A PHOTOSENSITIVE MEANS CONTAINING A COMPOSITION SELECTED FROM THE CLASS CONSISTING OF SILVER HALIDE MATERIAL, FERRIC MATERIAL, DIAZO MATERIAL, BICHROMATED MATERIAL, PHOTOPOLYMERIZABLE MATERIAL, PHOTOTHERMOGRAPHIC MATERIAL, PHOTOCONDUCTIVE MATERIAL, AND PHOTOTROPIC MATERIAL, THEREBY PRODUCING A DIFFERENTIAL RESPONSE, ISOLATING SAID PHOTOSENSITIVE MEANS FROM AN ASSOCIATED REFLEX REFLECTING MEANS CONTAINING A MULTIPLICITY OF MINUTE REFLEX REFLECTING ELEMENTS, EACH IN HERENTLY INCLUDING MEANS FOR ACQUIRING INCIDENT RADIATION FROM ANY ONE OF A MULTIPLICITY OF INWARD DIRECTIONS AND MEANS FOR REDIRECTING RESULTING RADIATION IN SUBSTANTIALLY THE OPPOSITE ONE OF A MULTIPLICITY OF OUTWARD DIRECTIONS, SAID REFLEX REFLECTING MEANS BEING OPAQUE, PRODUCING A VISIBLE PRINT IN CONFORMITY WITH SAID PHYSICAL RESPONSE, AND OPTICALLY COMMUNICATING SAID REFLEX REFLECTING MEANS WITH SAID PRINT, SAID PRINT BEING OPERABLE FOR DIRECT OBSERVATION IN TERMS OF SCATTERED LIGHT AND BEING OPERABLE FOR OPAQUE PROJECTION IN TERMS OF CONCENTRATED LIGHT DIRECTED SUBSTANTIALLY ALONG A GIVEN PATH TOWARD SAID VISIBLE PRINT AND RETURNED BY SAID REFLEX REFLECTING STRATUM SUBSTANTIALLY ALONG SAID GIVEN PATH FOR IMAGE FORMATION.

References Cited (Backward Citations)

US1707157A Cited
US2322006A Cited
US2403752A Cited
US2646364A Cited
US2863378A Cited
US2726154A Cited
US2997403A Cited
US3083623A Cited
US3222986A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-07-17 1971-01-16 1971-07-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-07-17 1975-01-16 1975-07-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-07-17 1979-01-16 1979-07-18 $7700.00 Window Closed / Lapsed

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