Karpeisky; Alex

Patent Applications and Registrations

Patent applications and USPTO patent grants for Karpeisky; Alex.The latest application filed is for "base-modified enzymatic nucleic acid".

Company Profile

0.13.5

Karpeisky; Alex - Lafayette CO
Karpeisky; Alex - Boulder CO
Karpeisky; Alex - Layfayette CO

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Non-nucleotide containing RNA Grant 6,849,726 - Usman , et al. February 1, 2	2005-02-01
2'-O-alkylthioalkyl and 2'-C-alkylthioalkyl-containing nucleic acids Grant 6,818,759 - Beigelman , et al. November 16, 2	2004-11-16
2'-O-alkylthioalkyl and 2'-C-alkylthioalkyl-containing nucleic acids App 20030165900 - Beigelman, Leonid ; et al.	2003-09-04
Base-modified enzymatic nucleic acid App 20030166896 - Usman, Nassim ; et al.	2003-09-04
Non-nucleotide containing enzymatic nucleic acid App 20020193579 - Usman, Nassim ; et al.	2002-12-19
Compositions for the delivery of negatively charged molecules Grant 6,395,713 - Beigelman , et al. May 28, 2	2002-05-28
Non-nucleotide containing nucleic acid Grant 6,362,323 - Usman , et al. March 26, 2	2002-03-26
2'-O-alkylthioalkyl and 2'-C-alkythioalkyl containing nucleic acids App 20010012618 - Beigelman, Leonid ; et al.	2001-08-09
Base-modified Enzymatic Nucleic Acid App 20010006801 - USMAN, NASSIM ; et al.	2001-07-05
2'-O-alkylthioalkyl and 2'-c-alkylthioalkyl-containing nucleic acids Grant 6,239,272 - Beigelman , et al. May 29, 2	2001-05-29
Non-nucleotide containing enzymatic nucleic acid Grant 6,117,657 - Usman , et al. September 12, 2	2000-09-12
Base-modified enzymatic nucleic acid Grant 5,891,684 - Usman , et al. April 6, 1	1999-04-06
Non-nucleotide containing enzymatic nucleic acid Grant 5,891,683 - Usman , et al. April 6, 1	1999-04-06
Base-modified enzymatic nucleic acid Grant 5,879,938 - Usman , et al. March 9, 1	1999-03-09
2'-O-alkylthioalkyl and 2'-C-alkylthioalkyl-containing nucleic acids Grant 5,840,876 - Beigelman , et al. November 24, 1	1998-11-24
2'-O-alkylthioalkyl and 2-C-alkylthioalkyl-containing enzymatic nucleic acids (ribozymes) Grant 5,716,824 - Beigelman , et al. February 10, 1	1998-02-10
Base-modified enzymatic nucleic acid Grant 5,672,501 - Matulic-Adamic , et al. September 30, 1	1997-09-30
Base-modified enzymatic nucleic acid Grant 5,672,511 - Beigelman , et al. September 30, 1	1997-09-30

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