The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 20, 2011

Filed:

Jul. 14, 2004
Applicants:

Daniel D. Coppens, Avondale, PA (US);

Martin John Lilley, Toronto, CA (US);

John B. Jones, Oxford, PA (US);

Inventors:

Daniel D. Coppens, Avondale, PA (US);

Martin John Lilley, Toronto, CA (US);

John B. Jones, Oxford, PA (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G21F 1/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

Lightweight and rigid, leaded or lead-free integral radiation shielding structural compositions comprising two or more radiation attenuating elements or compounds thereof, selected for having compatible radiation attenuating characteristics, dispersed in a thermoplastic or thermoset resin. The radiation shielding structural compositions of the present invention can be used to functionally and structurally replace lead-lined structures in medical and industrial x-ray systems. The radiation shielding structural compositions of the present invention can also be formulated to minimize the density of the resulting structure.


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