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US3286092A Expired / Lapsed US ⏱️ 0.0 years remaining

Radiographic film cassette and film holder with means for automatic unloading of thefilm into a processing apparatus

Assignee: GAF Chemicals Corp
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Filing: 1964-01-24
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Granted: 1966-11-15
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Expires: 1984-01-24
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Abstract

No abstract record available.

Inventors

  • 👤 Delbert W Sames

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 00:26
CPC Classifications
G; G03; G03B; G03B42/00; G03B42/02; G03B42/04; G03B42/045; G03D; G03D13/00; G03D13/003

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 106 words
A CASSETTE FOR RADIOGRAPHIC SHEET MATERIAL COMPRISING, IN COMBINATION, A MAIN FRAME HAVING A BASE PLATE, CHANNELED SIDES AND ONE OPEN SIDE, AN X-RAY TRANSPARENT COVER ON SAID FRAME, A FILM HOLDER COMPRISING A PAIR OF SHEET MEMBERS JOINED AT ONE END AND NORMALLY BIASED TO SPRING APART, GUIDE CHANNELS IN SAID MAIN FRAME ADAPTED TO RECEIVE THE HOLDER AND TO BRING ITS SHEET MEMBERS LOOSELY TOGETHER, AND MATING LOCKING PADS AT OPPOSITE ENDS OF SAID HOLDER AND SAID FRAME RESPECTIVELY, SAID PADS BEING ADAPTED WHEN IN LOCKING POSITION TO CLAMP THE FILM IN SAID HOLDER, AND CONTROL MEANS FOR MOVING SAID PADS OUT OF ALIGNMENT.
Claim 2
Dependent Claim 106 words
A CASSETTE FOR RADIOGRAPHIC SHEET MATERIAL COMPRISING, IN COMBINATION, A MAIN FRAME HAVING A BASE PLATE, CHANNELED SIDES AND ONE OPEN SIDE, AN X-RAY TRANSPARENT COVER ON SAID FRAME, A FILM HOLDER COMPRISING A PAIR OF SHEET MEMBERS JOINED AT ONE END AND NORMALLY BIASED TO SPRING APART, GUIDE CHANNELS IN SAID MAIN FRAME ADAPTED TO RECEIVE THE HOLDER AND TO BRING ITS SHEET MEMBERS LOOSELY TOGETHER, AND MATING LOCKING PADS AT OPPOSITE ENDS OF SAID HOLDER AND SAID FRAME RESPECTIVELY, SAID PADS BEING ADAPTED WHEN IN LOCKING POSITION TO CLAMP THE FILM IN SAID HOLDER, AND CONTROL MEANS FOR MOVING SAID PADS OUT OF ALIGNMENT.

References Cited (Backward Citations)

US2056279A Cited
US2196063A Cited
US2810837A Cited
US2823318A Cited
US3153145A Cited
US3174039A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-11-14 1970-05-16 1970-11-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-11-14 1974-05-16 1974-11-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-11-14 1978-05-16 1978-11-15 $7700.00 Window Closed / Lapsed

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