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:
Dec. 12, 2017
Filed:
May. 12, 2011
Péter Hajnal, Budapest, HU;
Péter Szegó, Budapest, HU;
István Nándor Antal, Budapest, HU;
Judit Dredán, Budapest, HU;
Imre Klebovich, Budapest, HU;
Miléna Bea Lengyel, Budapest, HU;
Péter Hajnal, Budapest, HU;
Péter Szegó, Budapest, HU;
István Nándor Antal, Budapest, HU;
Judit Dredán, Budapest, HU;
Imre Klebovich, Budapest, HU;
Miléna Bea Lengyel, Budapest, HU;
Other;
Abstract
The invention concerns a pH-dependent gradual sustained release composition for increasing the pH in the upper part of the small intestines. Particles of the composition are provided with a multilayer polymer coating of specific structure which ensures the gradual release of the active agent in the range of pH 4.5 to 5.5. A process for preparing said composition is also claimed.