US3295409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple optical printing machine
Assignee: ANDRE DEBRIE ETS
•
Filing: 1964-10-02
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Granted: 1967-01-03
•
Expires: 1984-10-02
Abstract
No abstract record available.
Inventors
- 👤 Debrie Andre Victor Le Clement
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:10
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/32; G03B27/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
IN A MULTIPLE OPTICAL PRINTING MACHINE, FOR SIMULTANEOUSLY PRODUCING A PLURALITY OF POSITIVE COPIES FROM A SINGLE NEGATIVE FILM, SAID MACHINE HAVING A LIGHT SOURCE, MEANS FOR PRODUCING A PLURALITY OF LIGHT BEAMS FROM SAID LIGHT SOURCE AND A REPRODUCTION OPTICAL SYSTEM WITH A PLURALITY OF REPRODUCTION OBJECTIVES, EACH OF SAID LIGHT BEAM PASSING THROUGH ONE OF SAID REPRODUCTION OBJECTIVES, THE IMPROVEMENT COMPRISING MEANS FOR INDIVIDUALLY CONTROLLING THE LIGHT FLUX PASSING THROUGH EACH OF SAID REPRODUCTION OBJECTIVES, SAID MEANS FOR CONTROLLING COMPRISING A DEVICE COMPRISING A CASING, AN OPENING THEREON CENTERED ON THE OPTICAL AXIS OF SAID PRINTING MACHINE AND DISPLACEABLE ELEMENTS IN NUMBER EQUAL TO THE NUMBER OF SAID REPRODUCTION OBJECTIVES, SAID DEVICE BEING PLACED OUTSIDE THE LIGHT PATH SEPARATING SAID NEGATIVE FILM FROM SAID POSITIVE COPIES, WHEREBY THE DISPLACEMENT OF SAID ELEMENTS PERMITS INDIVIDUAL CONTROL OF THE LIGHT FLUX PASSING THROUGH EACH OF SAID REPRODUCTION OBJECTIVES.
Claim 2
Dependent Claim
148 words
IN A MULTIPLE OPTICAL PRINTING MACHINE, FOR SIMULTANEOUSLY PRODUCING A PLURALITY OF POSITIVE COPIES FROM A SINGLE NEGATIVE FILM, SAID MACHINE HAVING A LIGHT SOURCE, MEANS FOR PRODUCING A PLURALITY OF LIGHT BEAMS FROM SAID LIGHT SOURCE AND A REPRODUCTION OPTICAL SYSTEM WITH A PLURALITY OF REPRODUCTION OBJECTIVES, EACH OF SAID LIGHT BEAM PASSING THROUGH ONE OF SAID REPRODUCTION OBJECTIVES, THE IMPROVEMENT COMPRISING MEANS FOR INDIVIDUALLY CONTROLLING THE LIGHT FLUX PASSING THROUGH EACH OF SAID REPRODUCTION OBJECTIVES, SAID MEANS FOR CONTROLLING COMPRISING A DEVICE COMPRISING A CASING, AN OPENING THEREON CENTERED ON THE OPTICAL AXIS OF SAID PRINTING MACHINE AND DISPLACEABLE ELEMENTS IN NUMBER EQUAL TO THE NUMBER OF SAID REPRODUCTION OBJECTIVES, SAID DEVICE BEING PLACED OUTSIDE THE LIGHT PATH SEPARATING SAID NEGATIVE FILM FROM SAID POSITIVE COPIES, WHEREBY THE DISPLACEMENT OF SAID ELEMENTS PERMITS INDIVIDUAL CONTROL OF THE LIGHT FLUX PASSING THROUGH EACH OF SAID REPRODUCTION OBJECTIVES.
References Cited (Backward Citations)
US1598956A
Cited
US2971447A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |