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:
Feb. 05, 1980
Filed:
Jul. 25, 1978
Applicant:
Inventors:
Mahmoud A Elsohly, Oxford, MI (US);
Carlton E Turner, Oxford, MI (US);
Assignee:
The University of Mississippi, University, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ; G01N / ; G01N / ; G01N / ;
U.S. Cl.
CPC ...
2323 / ; 2323 / ; 2323 / ; 23910 ; 252408 ;
Abstract
A method of detecting the presence of paraquat in biological tissues and fluid and soil and plant tissues, particularly marihuana, involving the conversion of any paraquat present in the tissue to 4,4'-bipyridine and analyzing the sample for that compound, the presence of which would indicate the presence of paraquat in the tissue.