US3287816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drying processed photographic material
Assignee: AB Dick Co
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Filing: 1965-07-08
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Granted: 1966-11-29
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Expires: 1985-07-08
Abstract
No abstract record available.
Inventors
- 👤 Albert E Mignone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:00
CPC Classifications
G; G03; G03D; G03D15/00; G03D15/02; G03D15/027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
THE METHOD OF DRYING PROCESSED PHOTOGRAPHIC SHEET MATERIAL WHICH IS ISSUING FROM A PROCESSING UNIT AT A RELATIVELY HIGH RATE OF LINEAR MOTION WHICH COMPRISES CONTINUING THE MOTION OF THE SHEET AT THE SAME RATE INTO AND THROUGH A DRYING ZONE, WHILE THE SHEET IS PASSING THROUGH SAID ZONE PASSING OUTSIDE AIR ACROSS BOTH SURFACES OF THE SHEET IN THE SAME DIRECTION THROUGH A CONFINING HOUSING AT A RATE WHICH WILL TEND TO SUPPORT SAID SHEET FREE OF SAID HOUSING, SIMULTANEOUSLY HEATING THE SURFACES OF THE SHEET IN SUCH MANNER THAT THE AIR TEMPERATURE OF THE SHEET SURFACES IS MAINTAINED NEAR THE MAXIMUM TEMPERATURE WHICH THE PHOTOSENSITIVE SURFACE OF THE PHOTOGRAPHIC SHEET MATERIAL CAN WITHSTAND WITHOUT SUSTAINING INJURY, AND STACKING THE SHEETS ONE UPON THE OTHER IMMEDIATELY UPON THEIR ISSUANCE FROM THE DRYING ZONE.
Claim 2
Independent Claim
134 words
THE METHOD OF DRYING PROCESSED PHOTOGRAPHIC SHEET MATERIAL WHICH IS ISSUING FROM A PROCESSING UNIT AT A RELATIVELY HIGH RATE OF LINEAR MOTION WHICH COMPRISES CONTINUING THE MOTION OF THE SHEET AT THE SAME RATE INTO AND THROUGH A DRYING ZONE, WHILE THE SHEET IS PASSING THROUGH SAID ZONE PASSING OUTSIDE AIR ACROSS BOTH SURFACES OF THE SHEET IN THE SAME DIRECTION THROUGH A CONFINING HOUSING AT A RATE WHICH WILL TEND TO SUPPORT SAID SHEET FREE OF SAID HOUSING, SIMULTANEOUSLY HEATING THE SURFACES OF THE SHEET IN SUCH MANNER THAT THE AIR TEMPERATURE OF THE SHEET SURFACES IS MAINTAINED NEAR THE MAXIMUM TEMPERATURE WHICH THE PHOTOSENSITIVE SURFACE OF THE PHOTOGRAPHIC SHEET MATERIAL CAN WITHSTAND WITHOUT SUSTAINING INJURY, AND STACKING THE SHEETS ONE UPON THE OTHER IMMEDIATELY UPON THEIR ISSUANCE FROM THE DRYING ZONE.
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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |