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. 18, 2017
Filed:
Jun. 29, 2012
Murali Krishna Bhavarisetti, Krishna, IN;
Kumaravel Vivek, Chennai, IN;
Sreekanth Narravula, Guntur, IN;
Romi Barat Singh, Varanasi, IN;
Murali Krishna Bhavarisetti, Krishna, IN;
Kumaravel Vivek, Chennai, IN;
Sreekanth Narravula, Guntur, IN;
Romi Barat Singh, Varanasi, IN;
Sun Pharmaceutical Industries Limited, Mumbai, IN;
Abstract
The present invention relates to a multilayered coated tablet comprising at least three layers, i.e., first, second and third layer wherein the first and third layers contain at least one active pharmaceutical ingredient and the second layer is either a placebo or an immediate-release drug layer. Further, the tablet has a delayed-release coating, wherein the coating may contain one or more pore-forming agents and/or orifices on one or both sides. Furthermore, it may contain an immediate-release layer of the drug over the delayed-release coating layer. The present invention further relates to processes for preparing such a multilayered coated tablet.