US3971955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shielding container
Assignee: ER Squibb and Sons LLC
•
Filing: 1975-08-14
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Granted: 1976-07-27
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Expires: 1995-08-14
Abstract
Abstract Container for use in the shipment and storage of radioactive material including a wrench-type cover. The cover includes a lid and a wrench-type attachment dimensioned so as to engage the cap of an enclosed bottle and provide space in which an absorbent pad can be located.
Inventors
- 👤 Robert E. Heyer
- 👤 Bernard J. Bolter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:10
CPC Classifications
G; G21; G21F; G21F5/00; G21F5/015; Y; Y10; Y10S; Y10S220/00; Y10S220/918; Y10S220/92
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
89 words
A shielding container for radiopharmaceuticals comprising a cover and a cylindrical body wherein said cover includes a disk shaped lid having a depending member and cap cover, said cylindrical body is formed with a squared off well and an outer recess communicating with said well, a sealed bottle containing radiopharmaceutical material having a retaining ring located around its neck is located in said well, said cap cover contacting the bottle cap, and a pad of absorbent, flexible, resilient material located around said depending member and filling said outer recess.
Claim 2
Dependent Claim
89 words
A shielding container for radiopharmaceuticals comprising a cover and a cylindrical body wherein said cover includes a disk shaped lid having a depending member and cap cover, said cylindrical body is formed with a squared off well and an outer recess communicating with said well, a sealed bottle containing radiopharmaceutical material having a retaining ring located around its neck is located in said well, said cap cover contacting the bottle cap, and a pad of absorbent, flexible, resilient material located around said depending member and filling said outer recess.
Claim 3
Dependent Claim
35 words
The container of claim 1 wherein said outer recess is cylindrical and said pad is cylindrical with an inner hole and split so as to enable the pad to be placed around the depending member.
Claim 4
Dependent Claim
32 words
The container of claim 2 wherein said disk shaped lid and said cylindrical body both have an outwardly extending flange and said container is sealed in the area where said flanges meet.
Claim 5
Dependent Claim
39 words
The container of claim 3 wherein said cover includes a second inner disk concentric but of smaller diameter than the first dimensioned to sit within the container body and wherein said depending member is attached to said second disk.
Claim 6
Dependent Claim
54 words
The container of claim 4 wherein both of said lid disks and said cover flange are formed as a single unit and said depending member and cap cover are formed as a second unit and the smaller disk includes a centrally located hole into which the top of the depending member is force fit.
Claim 7
Dependent Claim
47 words
The container of claim 5 wherein said lid disks and cover flange and said cylindrical container body and body flange are formed of lead, said depending member and cap cover are formed of rigid polymeric material, and said retaining ring is formed of semi-rigid deformable polymeric material.
Claim 8
Dependent Claim
14 words
The container of claim 6 wherein said absorbent pad is formed of polyurethane foam.
Claim 9
Dependent Claim
68 words
The container of claim 7 wherein said bottle is sealed by a screw type cap, said bottle cap and said cap cover are both of the same polygonal shape, and said cap cover is dimensioned to engage said bottle cap so that rotation of the container cover will in turn rotate and unlock the cap and the cap will be lifted and removed by lifting the container cover.
Claim 10
Dependent Claim
17 words
The container of claim 8 wherein said screw type cap and said cap cover are both octagonal.
Claim 11
Dependent Claim
46 words
The container of claim 7 wherein said bottle is sealed by a non-rotatable pierceable cap, grooves are located in the side walls of said well and the retaining ring locks into said grooves, and said cap cover is dimensioned to fit loosely over said pierceable cap.
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) | 1979-07-27 | 1980-01-26 | 1980-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-07-27 | 1984-01-26 | 1984-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-07-27 | 1988-01-26 | 1988-07-27 | $7700.00 | Window Closed / Lapsed |