US3567933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hinged radiological film badge with fold-over film packet
Assignee: Technical Operations Inc
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Filing: 1967-09-28
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Granted: 1971-03-02
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Expires: 1987-09-28
Abstract
Abstract A radiation monitoring film pack and a holder therefor are disclosed. The film pack has a wrapper with a flap extending from it for identifying data. The holder has means to hold the film pack, with suitable radiation filters, and a frame which overlies the film-holding structure and holds the flap framed on it with a surface visible on which the identifying data may appear.
Inventors
- 👤 Robert J Prest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:13
CPC Classifications
G; G01; G01T; G01T1/00; G01T1/02; G01T1/08
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
112 words
A radiation monitoring film badge comprising: a. a film strip sensitive to radiation; b. a wrapper opaque to visible light completely enveloping said strip and having a flexible flap extending from said strip with a surface for identification data; c. first means supporting that portion of said wrapper enveloping said strip, and containing at least one radiation filtering member; and d. a second means containing an aperture, said second means being joined by hinge means to said first means and foldable across the side of said first means to secure said flap between a portion of first means and said second means with said surface for data visibly exposed through said aperture.
Claim 2
Dependent Claim
112 words
A radiation monitoring film badge comprising: a. a film strip sensitive to radiation; b. a wrapper opaque to visible light completely enveloping said strip and having a flexible flap extending from said strip with a surface for identification data; c. first means supporting that portion of said wrapper enveloping said strip, and containing at least one radiation filtering member; and d. a second means containing an aperture, said second means being joined by hinge means to said first means and foldable across the side of said first means to secure said flap between a portion of first means and said second means with said surface for data visibly exposed through said aperture.
Claim 3
Dependent Claim
32 words
The combination defined by claim 1 wherein said first means comprises first and second body members defining an open-ended slot therebetween for receiving the portion of said wrapper containing said film strip.
Claim 4
Dependent Claim
19 words
The combination defined by claims 2 wherein said first and second body members are joined by second hinge meanS.
Claim 5
Dependent Claim
16 words
The combination defined by claim 2 wherein said first and second body members are integrally joined.
Claim 6
Dependent Claim
24 words
The combination defined by claim 2 wherein said film strip includes aligned perforations for enabling said film strip to be transported during processing thereof.
Claim 7
Dependent Claim
24 words
The combination defined by claim 4 wherein said film strip includes aligned perforations for enabling said film strip to be transported during processing thereof.
Claim 8
Dependent Claim
32 words
A film packet according to claim 2 in which said film means comprises two strips of photographic film, one of which has a substantially greater sensitivity to ionizing radiation than the other.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |