Inventor · Schwenksville, PA, US

Chandra Vargeese

54Patents
21h-index
90Co-inventors
91Inventor score

Filing activity: Aug 16, 1990 → May 12, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7491805B2 Conjugates and compositions for cellular delivery Emerging Cross-Sectional Technologies 173 Expired
US6051698A Vascular endothelial growth factor (VEGF) nucleic acid ligand complexes Chemistry; Metallurgy 129 Expired
US6168778A Vascular endothelial growth factor (VEGF) Nucleic Acid Ligand Complexes Physics 102 Expired
US7833992B2 Conjugates and compositions for cellular delivery Emerging Cross-Sectional Technologies 97 Active
US7404969B2 Lipid nanoparticle based compositions and methods for the delivery of biologically active molecules Emerging Cross-Sectional Technologies 63 Active
US9181551B2 RNA interference mediated inhibition of gene expression using chemically modified short interfering nucleic acid (siNA) Chemistry; Metallurgy 63 Active
US6995259B1 Method for the chemical synthesis of oligonucleotides Emerging Cross-Sectional Technologies 51 Expired
US10450568B2 Oligonucleotide compositions and methods thereof Chemistry; Metallurgy 49 Active
US7514099B2 Lipid nanoparticle based compositions and methods for the delivery of biologically active molecules Human Necessities 43 Active
US9771588B2 RNA interference mediated inhibition of gene expression using chemically modified short interfering nucleic acid (siNA) Chemistry; Metallurgy 42 Active
US7205399B1 Methods and reagents for oligonucleotide synthesis Chemistry; Metallurgy 41 Expired
US7691405B2 Lipid nanoparticle based compositions and methods for the delivery of biologically active molecules Emerging Cross-Sectional Technologies 41 Active
US8846894B2 RNA interference mediated inhibition of gene expression using chemically modified short interfering nucleic acid (siNA) Emerging Cross-Sectional Technologies 41 Active
US9732344B2 RNA interference mediated inhibition of gene expression using chemically modified short interfering nucleic acid (siNA) Chemistry; Metallurgy 40 Active
US7964578B2 Conjugates and compositions for cellular delivery Emerging Cross-Sectional Technologies 40 Active
US9657294B2 RNA interference mediated inhibition of gene expression using chemically modified short interfering nucleic acid (siNA) Chemistry; Metallurgy 35 Active
US10000754B2 RNA interference mediated inhibition of gene expression using chemically modified short interfering nucleic acid (siNA) Chemistry; Metallurgy 33 Active
US6426335B1 Vascular endothelial growth factor (VEGF) nucleic acid ligand complexes Chemistry; Metallurgy 30 Expired
US7777023B2 Method for the chemical synthesis of oligonucleotides Emerging Cross-Sectional Technologies 25 Active
US10479995B2 Oligonucleotide compositions and methods thereof Chemistry; Metallurgy 24 Active
US7893302B2 Lipid nanoparticle based compositions and methods for the delivery of biologically active molecules Human Necessities 22 Active
US10724035B2 Oligonucleotide compositions and methods thereof Chemistry; Metallurgy 19 Active
US7935812B2 RNA interference mediated inhibition of hepatitis C virus (HCV) expression using short interfering nucleic acid (siNA) Chemistry; Metallurgy 18 Active
US6989442B2 Deprotection and purification of oligonucleotides and their derivatives Chemistry; Metallurgy 16 Expired
US9301923B2 Lipids, lipid compositions, and methods of using them Chemistry; Metallurgy 14 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.