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. 08, 1998
Filed:
May. 05, 1995
Applicant:
Inventors:
Nassim Usman, Boulder, CO (US);
Francine E Wincott, Longmont, CO (US);
Danuta Tracz, Boulder, CO (US);
Assignee:
Ribozyme Pharmaceuticals, Inc., Boulder, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07H / ; C07H / ;
U.S. Cl.
CPC ...
536 2531 ; 536 253 ;
Abstract
A method for the deprotection of RNA comprising reacting an alkylamine or ammonium hydroxide/alkylamine mixture with the RNA at 60-70 degrees Centigrade for 5 to 15 minutes in order to remove any exocyclic protecting groups, wherein said alkylamine is selected from the group consisting of ethylamine, propylamine, and butylamine.