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:
Mar. 17, 1998
Filed:
Sep. 07, 1995
Applicant:
Inventor:
Donald E Macfarlane, Iowa City, IA (US);
Assignee:
Qiagen N.V., Amsterdam, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07H / ;
U.S. Cl.
CPC ...
536 2541 ; 564281 ;
Abstract
The present invention discloses a novel method for isolating RNA from biological samples, most particularly blood, using selected quaternary amine surfactants. The RNA is isolated quickly and in sufficient quantity and quality to permit analysis by methods including reverse transcriptase and polymerase chain reaction.