US3582331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for making a small linear change in a photographic image
Assignee: Eastman Kodak Co
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Filing: 1968-05-06
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Granted: 1971-06-01
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Expires: 1988-05-06
Abstract
Abstract A PROCESS FOR MAKING A SMALL, LINEAR DIMENSIONAL CHANGE IN A PHOTOGRAPHIC IMAGE TO CORRECT A CHANGE MADE IN THE COURSE OF TAKING, PRINTING AND/OR PROCESSING THE IMAGE IN WHICH AN UNEXPOSED PIECE OF FILM IS FORMED INTO A SEGMENT OF A CYLINDER WITH THE EMULSION SURFACE THEREOF IN CONTACT WITH THE EMULSION SURFACE OF A NEGATIVE THAT IS TO BE CORRECTED. ON EXPOSING THROUGH THE NEGATIVE AND AFTER PROCESSING, THE IMAGE ON THE FILM WILL BE INCREASED OR DECREASED IN SIZE, WHEN FLAT, DEPENDING ON THE DIRECTION IN WHICH THE FILM HAS BEEN FORMED RELATIVE TO THE SOURCE OF EXPOSURE ILLUMINATION THE SI ZE CHANGE BEING DETERMINED BY THE RADIUS OF CURVATURE OF THE UNEXPOSED FILM.
Inventors
- 👤 Donald J Howe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:58
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/02; G03B27/14; G03B27/18; G03B27/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-05-31 | 1974-11-30 | 1975-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-31 | 1978-11-30 | 1979-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-31 | 1982-11-30 | 1983-06-01 | $7700.00 | Window Closed / Lapsed |