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:
May. 27, 1986
Filed:
Nov. 17, 1983
Applicant:
Inventors:
Walter Marconi, San Donato Milanese, IT;
Francesco Bartoli, Rome, IT;
Franco Morisi, Rome, IT;
Francesco Pittalis, Rome, IT;
Assignee:
E.N.I. Ente Nazionale Idrocarburi, Rome, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61U / ;
U.S. Cl.
CPC ...
514375 ;
Abstract
This invention relates to chemical products of general formula ##STR1## wherein R is an amino group, mono or bi-hydroxyalkyl substituted, or a thio group, mono hydroxyalkyl substituted, in which one or more of the available --OH groups have been esterified with acids containing 2 to 18 carbon atoms. It is also described a process for the preparation of said products, which comprises reacting a corresponding starting compound, N or S-hydroxyalkyl substituted, with the chloride or the anhydride of the acid concerned.