US2701196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photomechanical correction of photographic images
Assignee: Individual
•
Filing: 1951-12-03
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Granted: 1955-02-01
•
Expires: 1971-12-03
Abstract
No abstract record available.
Inventors
- 👤 Conrad Rudolf Michael Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:50
CPC Classifications
G; G03; G03F; G03F3/00; G03F3/04; G03F3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
A METHOD OF PRODUCING A CORRECTED PHOTOGRAPHIC RECORD FROM A PHOTOGRAPHIC TRANSPARENCY, INCLUDING THE STEPS OF DISPOSING THE TRANSPARENCY IN A FIRST PLANE, PROJECTING INTO A PART OF A SECOND PLANE, WITH THE AID OF A LENS, A FOCUSED IMAGE OF AT LEAST A PORTION OF THE TRANSPARENCY, DISPOSING A PHOTOSENSITIVE SURFACE IN A POSITION SPACED FROM THE TRANSPARENCY ON THE SIDE OF THE TRANSPARENCY REMOTE FROM THE SCEOND PLANE, ILLUMINATING THE SAID PART OF THE SECOND PLANE TO EXPOSE THE SAID PHOTOSENSITIVE SURFACE TO LIGHT PROJECTED THEREFROM THROUGH THE LENDS AND TRANSPARENCY, PROCESSING THE PHOTOSENSITIVE SURFACE TO PRODUCE A CORRECTING MASK, PLACING THE MASK IN THE AFORESAID POSITION, DISPOSING A PHOTOSENSITIVE RECORD SURFACE IN THE SAID PART OF THE SECOND PLANE, DIRECTING LIGHT THROUGH THE MASK AND THE TRANSPARENCY, IN THE ORDER STATED, TO PROJECT ONTO SAID RECORDING SURFACE WITH THE AID TO SAID LENS, A FOCUSED IMAGE OF THE TRANSPARENCY ILLUMINATED THROUGH SAID MASK, AND EXPOSING SAID RECORDING SURFACE TO THE SO ILLUMINATED IMAGE.
Claim 2
Independent Claim
166 words
A METHOD OF PRODUCING A CORRECTED PHOTOGRAPHIC RECORD FROM A PHOTOGRAPHIC TRANSPARENCY, INCLUDING THE STEPS OF DISPOSING THE TRANSPARENCY IN A FIRST PLANE, PROJECTING INTO A PART OF A SECOND PLANE, WITH THE AID OF A LENS, A FOCUSED IMAGE OF AT LEAST A PORTION OF THE TRANSPARENCY, DISPOSING A PHOTOSENSITIVE SURFACE IN A POSITION SPACED FROM THE TRANSPARENCY ON THE SIDE OF THE TRANSPARENCY REMOTE FROM THE SCEOND PLANE, ILLUMINATING THE SAID PART OF THE SECOND PLANE TO EXPOSE THE SAID PHOTOSENSITIVE SURFACE TO LIGHT PROJECTED THEREFROM THROUGH THE LENDS AND TRANSPARENCY, PROCESSING THE PHOTOSENSITIVE SURFACE TO PRODUCE A CORRECTING MASK, PLACING THE MASK IN THE AFORESAID POSITION, DISPOSING A PHOTOSENSITIVE RECORD SURFACE IN THE SAID PART OF THE SECOND PLANE, DIRECTING LIGHT THROUGH THE MASK AND THE TRANSPARENCY, IN THE ORDER STATED, TO PROJECT ONTO SAID RECORDING SURFACE WITH THE AID TO SAID LENS, A FOCUSED IMAGE OF THE TRANSPARENCY ILLUMINATED THROUGH SAID MASK, AND EXPOSING SAID RECORDING SURFACE TO THE SO ILLUMINATED IMAGE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-31 | 1958-08-02 | 1959-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-31 | 1962-08-02 | 1963-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-31 | 1966-08-02 | 1967-02-01 | $7700.00 | Window Closed / Lapsed |