US3094914A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic development equipment
Assignee: Consolidated Electrodynamics Corp
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Filing: 1959-04-06
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Granted: 1963-06-25
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Expires: 1979-04-06
Abstract
No abstract record available.
Inventors
- 👤 Harold I Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:11
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/48; G03B17/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
IN APPARATUS HAVING MEANS FOR APPLYING LIQUID TO SUCCESSIVE PORTIONS OF A PHOTOSENSITIVE LAYER ON A FLEXIBLE STRIP OF WETTABLE BACKING MATERIAL AND MEANS FOR DRYING THE SUCCESSIVE PORTIONS RAPIDLY THEREAFTER, THE COMBINATION WHICH COMPRISES A MEMBER HAVING AN OPEN-ENDED SLIT, MEANS FOR SUPPLYING THE LIQUID TO THE SLIT IN THE MEMBER BY MEANS OF GRAVITY FEED, A RESILIENT BODY DISPOSED ADJACENT THE OPEN END OF THE SLIT AND EXTENDING ALONG IT AND PRESSING TOWARD IT, AND MEANS FOR MOVING THE STRIP LENGTHWISE OF ITSELF AND TRANSVERSE TO THE LENGTH OF THE SLIT AND BENDING THE STRIP OVER THE SLIT AS THE STRIP PASSES BETWEEN THE SLIT AND THE RESILIENT BODY WITH THE PHOTOSENSITIVE LAYER DISPOSED TOWARD THE SLIT AND THENCE TO THE DRYING MEANS, SAID SLIT HAVING A WIDTH SELECTED TO CONTROL THE FLOW OF LIQUID THERETHROUGH SO THAT THE LIQUID WETS THE PHOTOSENSITIVE LAYER WITHOUT SUBSTANTIALLY WETTING THE WETTABLE BACKING MATERIAL.
Claim 2
Dependent Claim
153 words
IN APPARATUS HAVING MEANS FOR APPLYING LIQUID TO SUCCESSIVE PORTIONS OF A PHOTOSENSITIVE LAYER ON A FLEXIBLE STRIP OF WETTABLE BACKING MATERIAL AND MEANS FOR DRYING THE SUCCESSIVE PORTIONS RAPIDLY THEREAFTER, THE COMBINATION WHICH COMPRISES A MEMBER HAVING AN OPEN-ENDED SLIT, MEANS FOR SUPPLYING THE LIQUID TO THE SLIT IN THE MEMBER BY MEANS OF GRAVITY FEED, A RESILIENT BODY DISPOSED ADJACENT THE OPEN END OF THE SLIT AND EXTENDING ALONG IT AND PRESSING TOWARD IT, AND MEANS FOR MOVING THE STRIP LENGTHWISE OF ITSELF AND TRANSVERSE TO THE LENGTH OF THE SLIT AND BENDING THE STRIP OVER THE SLIT AS THE STRIP PASSES BETWEEN THE SLIT AND THE RESILIENT BODY WITH THE PHOTOSENSITIVE LAYER DISPOSED TOWARD THE SLIT AND THENCE TO THE DRYING MEANS, SAID SLIT HAVING A WIDTH SELECTED TO CONTROL THE FLOW OF LIQUID THERETHROUGH SO THAT THE LIQUID WETS THE PHOTOSENSITIVE LAYER WITHOUT SUBSTANTIALLY WETTING THE WETTABLE BACKING MATERIAL.
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) | 1966-06-24 | 1966-12-24 | 1967-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-24 | 1970-12-24 | 1971-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-24 | 1974-12-24 | 1975-06-25 | $7700.00 | Window Closed / Lapsed |