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:
Jun. 23, 2020
Filed:
Mar. 09, 2016
Contipro A.s., Dolni Dobrouc, CZ;
Marcela Dusankova, Pardubice, CZ;
Gloria Huerta-Angeles, Ceska Trebova, CZ;
Kristina Nesporova, Usti Nad Orlici, CZ;
Klara Slezingrova, Nekor, CZ;
Antonin Minarik, Lipa, CZ;
Josef Chmelar, Vsetin, CZ;
Romana Sulakova, Usti nad Orlici, CZ;
Sergej Karel, Usti nad Orlici, CZ;
Vladimir Velebny, Zamberk, CZ;
Contipro a.s., Dolni Dobroue, CZ;
Abstract
The invention relates to a self-supporting, biodegradable film comprising a C-C-acylated derivative of hyaluronic acid according to the general formula (I), where R is Hor Na, and where Ris H or —C(═O)CH, where x is an integer within the range from 9 to 21 and y is an integer within the range from 11 to 43 and CHis a linear or branched, saturated or unsaturated C-Cchain, wherein in at least one repeating unit one or more of Ris —C(═O)CHand where n is within the range from 12 to 4000; a method of preparation thereof and use thereof.