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:
Sep. 19, 1995
Filed:
May. 21, 1992
Applicant:
Inventor:
Gavin D Dollinger, San Francisco, CA (US);
Assignee:
Hoffmann-La Roche Inc., Nutley, NJ (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12Q / ; C07H / ;
U.S. Cl.
CPC ...
435-6 ; 436501 ; 436523 ; 436528 ; 436 20 ; 436 56 ; 436 63 ; 435 911 ; 435 912 ; 935 77 ; 935 78 ; 935 88 ; 536 253 ;
Abstract
The present invention provides methods for tagging and tracing materials using nucleic acids as taggants. The process of tagging involves altering a substance in a manner that allows for the subsequent identification of the substance by detecting the alteration. The alteration disclosed herein involves nucleic acids.