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.
Patent No.:
Date of Patent:
Nov. 17, 1987
Filed:
Apr. 29, 1985
Applicant:
Inventors:
Powell Richards, New Bern, NC (US);
Leonard F Mausner, Stony Brook, NY (US);
Thomas F Prach, Port Jefferson, NY (US);
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21G / ; G21G / ; C09K / ; C09K / ;
U.S. Cl.
CPC ...
376194 ; 252644 ; 252645 ; 376195 ; 424-11 ; 424-9 ;
Abstract
Beryllium-7 labeled carbon particles made from the proton irradiation of carbon materials, preferably from dry carbon black are disclosed. Such particles are useful as gamma emitting radiotracers.