US3241468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic apparatus
Assignee: —
•
Filing: —
•
Granted: 1966-03-22
•
Expires: 1983-03-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:42
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/48; G03B17/50; G03B17/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
PHOTOGRAPHIC APPARATUS FOR CONTROLLING THE DISTRIBUTION OF A PROCESSING LIQUID BETWEEN LAYERS OF A MULTILAYER FILM ASSEMBLY WHEN RELEASED AND UNDERGOING SAID DISTRIBUTION IN RESPONSE TO LONGITUDINAL ADVANCEMENT OF THE FILM ASSEMBLY IN A GIVEN PLANE BETWEEN THE BITE OF COMPRESSION-APPLYING MEANS, SAID APPARATUS COMPRISING A PRESSURE-APPLYING MEMBER POSITIONED ADJACENT TO SAID COMPRESSION-APPLYING MEANS SO AS TO BE SUBSTANTIALLY ARTHWART AND BEAR AGAINST SAID FILM ASSEMBLY, SAID MEMBER TERMINATING AT A PORTION THEREOF NEAREST SAID BITE IN AN EDGE OF PREDETERMINED CURVATURE, SAID CURVED EDGE BEING CURVED IN A DIRECTION OPPOSITE TO THAT OF SAID FILM-ASSEMBLY ADVANCEMENT AND LYING IN A PLANE DISPOSED WITHIN A RANGE OF FROM 0* TO AN ACUTE ANGLE, INCLUSIVE, RELATIVE TO SAID PLANE OF FILM-ASSEMBLY ADVANCEMENT, WHEREBY A TRANSVERSE AREA OF SAID FILM ASSEMBLY IS SUBJECTED AT DIFFERENT LONGITUDINAL PORTION TO A BEARING FORCE DIFFERENTIALLY APPLIED IN TIME PRIOR TO THE ENTRANCE OF SAID AREA INTO SAID BITE OF THE COMPRESSION-APPLYING MEANS, A CENTRAL PORTION BEING FIRST SUBJECTED THERETO FOLLOWED CONTINUOUSLY BY PORTIONS LOCATED TRANSVERSELY THEREOF, SAID MEMBER THEREBY PROVIDING A CONTINUOUS FLOW OF SAID PROCESSING LIQUID IN SUBSTANTIALLY TRANSVERSE DIRECTIONS TOWARD THE SIDES OF SAID FILM ASSEMBLY.
Claim 2
Dependent Claim
193 words
PHOTOGRAPHIC APPARATUS FOR CONTROLLING THE DISTRIBUTION OF A PROCESSING LIQUID BETWEEN LAYERS OF A MULTILAYER FILM ASSEMBLY WHEN RELEASED AND UNDERGOING SAID DISTRIBUTION IN RESPONSE TO LONGITUDINAL ADVANCEMENT OF THE FILM ASSEMBLY IN A GIVEN PLANE BETWEEN THE BITE OF COMPRESSION-APPLYING MEANS, SAID APPARATUS COMPRISING A PRESSURE-APPLYING MEMBER POSITIONED ADJACENT TO SAID COMPRESSION-APPLYING MEANS SO AS TO BE SUBSTANTIALLY ARTHWART AND BEAR AGAINST SAID FILM ASSEMBLY, SAID MEMBER TERMINATING AT A PORTION THEREOF NEAREST SAID BITE IN AN EDGE OF PREDETERMINED CURVATURE, SAID CURVED EDGE BEING CURVED IN A DIRECTION OPPOSITE TO THAT OF SAID FILM-ASSEMBLY ADVANCEMENT AND LYING IN A PLANE DISPOSED WITHIN A RANGE OF FROM 0* TO AN ACUTE ANGLE, INCLUSIVE, RELATIVE TO SAID PLANE OF FILM-ASSEMBLY ADVANCEMENT, WHEREBY A TRANSVERSE AREA OF SAID FILM ASSEMBLY IS SUBJECTED AT DIFFERENT LONGITUDINAL PORTION TO A BEARING FORCE DIFFERENTIALLY APPLIED IN TIME PRIOR TO THE ENTRANCE OF SAID AREA INTO SAID BITE OF THE COMPRESSION-APPLYING MEANS, A CENTRAL PORTION BEING FIRST SUBJECTED THERETO FOLLOWED CONTINUOUSLY BY PORTIONS LOCATED TRANSVERSELY THEREOF, SAID MEMBER THEREBY PROVIDING A CONTINUOUS FLOW OF SAID PROCESSING LIQUID IN SUBSTANTIALLY TRANSVERSE DIRECTIONS TOWARD THE SIDES OF SAID FILM ASSEMBLY.
References Cited (Backward Citations)
US3113496A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |