US3176599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filter compensation device
Assignee: Eastman Kodak Co
•
Filing: 1963-04-29
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Granted: 1965-04-06
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Expires: 1983-04-29
Abstract
No abstract record available.
Inventors
- 👤 Robert D Anwyl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:56
CPC Classifications
G; G03; G03B; G03B33/00; G03B7/00; G03B7/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
IN A CAMERA LOADED BY INSERTION OF FILM CARRYING MEANS AND RECEIVING SCENE LIGHT ALONG A PICTURE-TAKING AXIS FOR EXPOSURE OF FILM, THE COMBINATION COMPRISING: STRUCTURE MEANS ON SAID FILM CARRYING MEANS HAVING A PRESELECTED CONFORMATION REPRESENTATIVE OF THE SPECTRAL SENSITIVITY OF FILM CARRIED THEREBY; A FILTER ELEMENT MOVABLE IN AND OUT OF ALIGNMENT WITH SAID AXIS TO ALTER THE SPECTRAL COMPOSITION OF LIGHT EXPOSING SAID FILM; LIGHTING CONDITION INPUT MEANS POSITIONABLE IN ACCORDANCE WITH THE SPECTRAL CHARACTERISTICS OF SCENE ILLUMINATION; AND FILTER CONTROL MEANS COOPERATING WITH AND RESPONSIVE TO THE CONFORMATION OF SAID STRUCTURAL MEANS AND TO THE POSITION OF SAID LIGHTING CONDITION INPUT MEANS, FOR MOVING SAID FILTER ELEMENT INTO AND OUT OF ALIGNMENT WITH SAID AXIS TO CORRELATE THE SPECTRAL COMPOSITION OF LIGHT EXPOSING SAID FILM WITH THE SPECTRAL SENSITIVITY OF SAID FILM.
Claim 2
Dependent Claim
136 words
IN A CAMERA LOADED BY INSERTION OF FILM CARRYING MEANS AND RECEIVING SCENE LIGHT ALONG A PICTURE-TAKING AXIS FOR EXPOSURE OF FILM, THE COMBINATION COMPRISING: STRUCTURE MEANS ON SAID FILM CARRYING MEANS HAVING A PRESELECTED CONFORMATION REPRESENTATIVE OF THE SPECTRAL SENSITIVITY OF FILM CARRIED THEREBY; A FILTER ELEMENT MOVABLE IN AND OUT OF ALIGNMENT WITH SAID AXIS TO ALTER THE SPECTRAL COMPOSITION OF LIGHT EXPOSING SAID FILM; LIGHTING CONDITION INPUT MEANS POSITIONABLE IN ACCORDANCE WITH THE SPECTRAL CHARACTERISTICS OF SCENE ILLUMINATION; AND FILTER CONTROL MEANS COOPERATING WITH AND RESPONSIVE TO THE CONFORMATION OF SAID STRUCTURAL MEANS AND TO THE POSITION OF SAID LIGHTING CONDITION INPUT MEANS, FOR MOVING SAID FILTER ELEMENT INTO AND OUT OF ALIGNMENT WITH SAID AXIS TO CORRELATE THE SPECTRAL COMPOSITION OF LIGHT EXPOSING SAID FILM WITH THE SPECTRAL SENSITIVITY OF SAID FILM.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |