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. 18, 1990
Filed:
May. 18, 1989
Applicant:
Inventors:
Robert A Falk, New City, NY (US);
Kirtland P Clark, Bethel, CT (US);
Gregory R Coughlin, Katonah, NY (US);
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07G / ; C07H / ; B01F / ;
U.S. Cl.
CPC ...
514 24 ; 536-41 ; 536 175 ; 536 176 ; 536 184 ; 514832 ; 252351 ; 252354 ; 252355 ; 422 45 ;
Abstract
Novel nonionic perfluoroalkylthioglycosides of the formula, R.sub.f -E-S-saccharide are described, wherein R.sub.f is a straight or branched chain perfluoroalkyl of 1 to 18 carbon atoms or said perfluoroalkyl substituted by perfluoroalkoxy of 2 to 6 carbon atoms, E is a connecting group, and the saccharide is a mono-, di-, or higher oligosaccharide, comprising 1 to 30 units of 5, 6 or 7 carbon-membered sugars.