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. 03, 1981
Filed:
Jul. 23, 1979
Karl-Heinz Kallies, Sebnitz, DD;
Manfred Winkler, Sebnitz, DD;
Veb Arzneimittelwerk Dresden, Radebeul, DD;
Abstract
A micro test tube adapted for use in carrying out microbiological determinations, and being especially adapted for detection of bacteria in body fluids such as milk and urine comprising a capillary tube which increases in diameter at one end thereof to form a small generally cylindrical sample tube, sealing means for sealing the open ends of the capillary and sample tubes and movable sealing means such as a bead or needle for sealing off the passage between the capillary and sample tube portions of the micro tube, the sealing means sealing for the open end of the sample tube being selected to serve as aspirator means for delivering the sample into the tube and the sealing means for sealing the capillary being selected to also serve as a stand for the micro test tube.