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:
Apr. 16, 1991
Filed:
Oct. 12, 1988
Applicant:
Inventors:
Tibor Szabo, Budapest, HU;
Laszlo Institoris, Budapest, HU;
Jozsef Szejtli, Budapest, HU;
Lajos Szente, Budapest, HU;
Ildiko Jodal, Debrecen, HU;
Assignee:
Chinoin Gyogyszer es Vegyeszeti Termekek Gyara R.T., Budapest, HU;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08B / ;
U.S. Cl.
CPC ...
536103 ;
Abstract
The invention relates to novel partially methylated carboxyacyl-cyclodextrins of the general formula (I), ##STR1## wherein A means the cyclodextrin skeleton of the general formula (II) ##STR2## containing the substituents in the position labelled by the wavy line; W stands for an alkylene, alkenylene or arylene group or the substituted derivatives thereof;