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Inventor:
Sweedler; David
Address:
Louisville, CO
No. of patents:
15
Patents:




Patent Number Title Of Patent Date Issued
7553830 Compositions for the delivery of negatively charged molecules June 30, 2009
This invention features permeability enhancer molecules, and methods, to increase membrane permeability of various molecules, such as nucleic acids, polynucleotides, oligonucleotides, enzymatic nucleic acid molecules, antisense nucleic acid molecules, 2-5A antisense chimeras, triplex
7041817 Synthesis, deprotection, analysis and purification of RNA and ribozymes May 9, 2006
Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.
6972330 Chemical synthesis of methoxy nucleosides December 6, 2005
Process for chemical synthesis of methoxy nucleosides.
6686463 Methods for synthesizing nucleosides, nucleoside derivatives and non-nucleoside derivatives February 3, 2004
The present invention provides methods for the chemical synthesis of nucleosides and derivatives thereof, including 2'-amino, 2'-N-phthaloyl, 2'-O-methyl, 2'-O-silyl, 2'-OH nucleosides, C-nucleosides, nucleoside phosphoramidites, C-nucleoside phosphoramidites, and non-nucleoside deri
6649751 Synthesis, deprotection, analysis and purification of RNA and ribozymes November 18, 2003
Provided is a method for purification and synthesis of RNA molecules that have at least one chemical modification.
6617438 Oligoribonucleotides with enzymatic activity September 9, 2003
Novel nucleotide triphosphates, methods of synthesis and process of incorporating these nucleotide triphosphates into oligonucleotides, and isolation of novel nucleic acid catalysts (e.g., ribozymes) are disclosed. Also, described are the use of novel enzymatic nucleic acid molecules to
6528640 Synthetic ribonucleic acids with RNAse activity March 4, 2003
Novel nucleotide triphosphates, methods of synthesis and process of incorporating these nucleotide triphosphates into oligonucleotides, and isolation of novel nucleic acid catalysts (e.g., ribozymes) are disclosed. Also, described are the use of novel enzymatic nucleic acid molecules to
6509460 Nucleoside triphosphates and their incorporation into oligonucleotides January 21, 2003
Novel nucleoside triphosphates, methods of synthesis and process of incorporating these nucleoside triphosphates into oligonucleotides are disclosed.
6482932 Nucleoside triphosphates and their incorporation into oligonucleotides November 19, 2002
Novel nucleotide triphosphates, methods of synthesis and process of incorporating these nucleotide triphosphates into oligonucleotides, and isolation of novel nucleic acid catalysts (e.g., ribozymes) are disclosed.
6469158 Synthesis, deprotection, analysis and purification of RNA and ribozymes October 22, 2002
Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.
6437117 Synthesis, deprotection, analysis and purification for RNA and ribozymes August 20, 2002
Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.
6395713 Compositions for the delivery of negatively charged molecules May 28, 2002
This invention features permeability enhancer molecules, and methods, to increase membrane permeability of negatively charged polymers thereby facilitating cellular uptake of such polymers.
6127535 Nucleoside triphosphates and their incorporation into oligonucleotides October 3, 2000
Novel nucleoside triphosphates, methods of synthesis and process of incorporating these nucleoside triphosphates into oligonucleotides are disclosed.
5962675 Chemical syntheses of 2'-O-methoxy purine nucleosides October 5, 1999
Several processes for the chemical synthesis of 2'-O-methoxy purine nucleosides are herein disclosed.
5631360 N-phthaloyl-protected 2'-amino-nucleoside phosphoramdites May 20, 1997
A method for blocking the 2'-amino group of a nucleoside phosphoramidite using an N-phthaloyl protecting group. The 2'-amino-N-phthaloyl protected nucleotides are also disclosed.


 
 
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