IP Library Granted Patent US 9,156,871
Granted Patent B2
US 9,156,871 · App. 13/863,781 · Granted Oct 13, 2015

Materials and methods for prevention and treatment of viral infections

Inventors: Allan Sik Yin Lau (Hong Kong, CN); Lai Hung Cindy Yang (Hong Kong, CN)
Assignees: BAGI RESEARCH LIMITED; VERSITECH LIMITED
C07H15/18A61K31/70A61K31/7012A61K31/7042C07D309/10C07H15/26
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Quick Facts
Patent No.
US 9,156,871
App. No.
13/863,781
Granted
Oct 13, 2015
Kind
B2
Abstract

The present invention provides novel and advantageous materials and methods for preventing and treating viral infection.

Claims (7)

1. A method for treating a viral infection, comprising administering, to a subject in need of such treatment, an effective amount of a compound selected from:

(E)-(2R,3S,4R,5R,6R)-6-(3,4-dihydroxyphenethoxy)-4,5-dihydroxy-2-methyltetrahydro-2H-pyran-3-yl 3-(3,4-dihydroxyphenyl)acrylate;

(E)-(2R,3S,4R,5S)-4,5-dihydroxy-2-methyltetrahydro-2H-pyran-3-yl 3-(3,4-dihydroxyphenyl)acrylate;

(2R,3R,4S,6R)-2-(3,4-dihydroxyphenethoxy)-6-methyltetrahydro-2H-pyran-3,4-diol;

(2R,3R,4R,5R,6S)-2-(((2S,4S,5S)-4,5-dihydroxytetrahydro-2H-pyran-2-yl)methoxy)-6-methyltetrahydro-2H-pyran-3,4,5-triol;

including salts thereof.

2. The method of claim 1 , used to treat an influenza virus infection.

Assignments (2)
CHANGE OF NAME Recorded Aug 31, 2015
From: PURAPHARM COMPANY LIMITED
To: BAGI RESEARCH LIMITED
Reel/Frame 036455/0591 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 24, 2013
From: LAU, ALLAN SIK YIN; LAU, MAUREEN; LAU, JONATHAN SEE HAN; YANG, LAI HUNG CINDY
To: PURAPHARM COMPANY LIMITED; VERSITECH LIMITED
Reel/Frame 031470/0411 →
Continuity (2)
Provisional Application 61636184 · Apr 20, 2012
Related Publication 20130281393A1 · Oct 24, 2013