US3177793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Processor for photographic paper
Assignee: Eastman Kodak Co
•
Filing: 1961-10-26
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Granted: 1965-04-13
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Expires: 1981-10-26
Abstract
No abstract record available.
Inventors
- 👤 Paul H Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:33
CPC Classifications
G; G03; G03D; G03D13/00; G03D13/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
PROCESSING APPARATUS FOR A WEB OF HEAT-DEVELOPABLE PHOTOGRAPHIC MATERIAL COMPRISING A BODY MEMBER OF RELATIVELY HIGH THERMAL CONDUCTIVELY HAVING A WEB-GUIDING SURFACE ACROSS WHICH SAID WEB IS TO BE DRAWN IN A PREDETERMINED PATH IN INTIMATE CONTACT THEREWITH, AND MEANS FOR SUPPLYING HEAT TO SAID BODY MEMBER, SAID WEB GUIDING SURFACE OF SAID BODY MEMBER BEING PROVIDED WITH A PLURALITY OF SPACED DEPRESSIONS IN FLUID COMMUNICATION WITH ONE ANOTHER AND EXTENDING OVER SUBSTANTIALLY THE ENTIRE WIDTH OF SAID SURFACE BUT TERMINATING SHORT OF THE LATERAL EDGES OF SAID PATH.
Claim 2
Dependent Claim
89 words
PROCESSING APPARATUS FOR A WEB OF HEAT-DEVELOPABLE PHOTOGRAPHIC MATERIAL COMPRISING A BODY MEMBER OF RELATIVELY HIGH THERMAL CONDUCTIVELY HAVING A WEB-GUIDING SURFACE ACROSS WHICH SAID WEB IS TO BE DRAWN IN A PREDETERMINED PATH IN INTIMATE CONTACT THEREWITH, AND MEANS FOR SUPPLYING HEAT TO SAID BODY MEMBER, SAID WEB GUIDING SURFACE OF SAID BODY MEMBER BEING PROVIDED WITH A PLURALITY OF SPACED DEPRESSIONS IN FLUID COMMUNICATION WITH ONE ANOTHER AND EXTENDING OVER SUBSTANTIALLY THE ENTIRE WIDTH OF SAID SURFACE BUT TERMINATING SHORT OF THE LATERAL EDGES OF SAID PATH.
References Cited (Backward Citations)
US941721A
Cited
US1861329A
Cited
US2495053A
Cited
US3074332A
Cited
US3088824A
Cited
US3012141A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |