US3240936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cassette for high speed halide x-ray intensifying screens
Assignee: Bar-Ray Products Inc
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Filing: 1963-02-27
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Granted: 1966-03-15
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Expires: 1983-02-27
Abstract
No abstract record available.
Inventors
- 👤 Frank J Masi
- 👤 Andrew F Millett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:47
CPC Classifications
G; G03; G03B; G03B42/00; G03B42/02; G03B42/04; G21; G21K; G21K4/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A CASSETTE FOR EXTENDING THE USEFULLIFE OF HIGH SPEED HALIDE X-RAY INTENSIFYING SCREENS OF AN X-RAY SCREEN-FILM ASSEMBLY COMPRISING: (A) A FRAME FOR ENCOMPASSING THE EDGES OF SAID SCREENFILM ASSEMBLY AND HAVING AN OPEN FRONT AND BACK, (B) A PLATE SECURED TO SAID FRAME ACROSS SAID FRONT OPENING FOR HOLDING SAID SCREEN-FILM ASSEMBLY WITHIN SAID FRAME, (C) CLOSURE MEANS REMOVABLY SECURED TO SAID FRAME ACROSS SAID BACK OPENING FOR ENCLOSING SAID SCREENFILM ASSEMBLY IN FIXED POSITION WITHIN SAID FRAME AND IN PRESSURE CONTACT WITH SAID PLATE AND CLOSURE MEANS, AND (D) A DESICCANT POSITIONED WITHIN SAID FRAME FORMING A MOISTURE EXCHANGE ZONE ALONG THE EDGES OF SAID SCREEN-FILM ASSEMBLY WHEREBY AIRE DISPOSED BETWEEN THE SCREENS AND FILM OF THE SCREEN-FILM ASSEMBLY AND AIR LEAKING INTO SAID CASSETTE FROM THE AMBIENT ATMOSPHERE WILL BE EXCHANGED WITH DRY AIRE CONTAINED WITHIN SAID DESICCANT.
Claim 2
Dependent Claim
141 words
A CASSETTE FOR EXTENDING THE USEFULLIFE OF HIGH SPEED HALIDE X-RAY INTENSIFYING SCREENS OF AN X-RAY SCREEN-FILM ASSEMBLY COMPRISING: (A) A FRAME FOR ENCOMPASSING THE EDGES OF SAID SCREENFILM ASSEMBLY AND HAVING AN OPEN FRONT AND BACK, (B) A PLATE SECURED TO SAID FRAME ACROSS SAID FRONT OPENING FOR HOLDING SAID SCREEN-FILM ASSEMBLY WITHIN SAID FRAME, (C) CLOSURE MEANS REMOVABLY SECURED TO SAID FRAME ACROSS SAID BACK OPENING FOR ENCLOSING SAID SCREENFILM ASSEMBLY IN FIXED POSITION WITHIN SAID FRAME AND IN PRESSURE CONTACT WITH SAID PLATE AND CLOSURE MEANS, AND (D) A DESICCANT POSITIONED WITHIN SAID FRAME FORMING A MOISTURE EXCHANGE ZONE ALONG THE EDGES OF SAID SCREEN-FILM ASSEMBLY WHEREBY AIRE DISPOSED BETWEEN THE SCREENS AND FILM OF THE SCREEN-FILM ASSEMBLY AND AIR LEAKING INTO SAID CASSETTE FROM THE AMBIENT ATMOSPHERE WILL BE EXCHANGED WITH DRY AIRE CONTAINED WITHIN SAID DESICCANT.
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) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |