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. 22, 1982
Filed:
Jun. 16, 1980
Applicant:
Inventors:
Craig Wallis, Houston, TX (US);
Joseph L Melnick, Houston, TX (US);
Assignee:
Baylor College of Medicine, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12M / ; C12Q / ; C12Q / ;
U.S. Cl.
CPC ...
435292 ; 2323 / ; 2323 / ; 422 58 ; 422 61 ; 422 69 ; 435 10 ; 435 34 ; 435299 ; 435810 ;
Abstract
A test substrate, including a semi-permeable membrane which retains bacteria on the membrane and which has a net positive surface charge to permit coloring of bacteria thereon with a cationic dye, without the membrane adsorbing substantial amounts of said dye. Substrate is included in a kit for detecting bacteria.