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:
Jun. 04, 1996
Filed:
Feb. 01, 1991
Applicant:
Inventor:
Jacob J Gibson, Glens Falls, NY (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N / ; B01J / ; G01N / ;
U.S. Cl.
CPC ...
422-1 ; 422 28 ; 422 34 ; 422 41 ; 436 18 ; 436901 ;
Abstract
Fresh urine to be tested eventually for detection of abuse-type drugs is preserved at room temperature for as long as six months by adding to the urine a small amount of a methanol solution of methyl and propyl parahydroxybenzoic acids.
Gibson, Jacob. (1996). Abuse-type drug test papers and methods of making and using same (U.S. Patent No. 5523051). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5523051
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile