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:
Mar. 12, 2019
Filed:
Sep. 10, 2012
Nitin Bhalachandra Dharmadhikari, State of Maharashtra, IN;
Yashoraj Rupsinh Zala, State of Maharashtra, IN;
Amarjit Singh, State of Maharashtra, IN;
Nitin Bhalachandra Dharmadhikari, State of Maharashtra, IN;
Yashoraj Rupsinh Zala, State of Maharashtra, IN;
Amarjit Singh, State of Maharashtra, IN;
Sun Pharma Advanced Research Company Ltd., Andheri (E), Mumbai, IN;
Abstract
An oral drug delivery system comprising a coated tablet having one or more surfaces. The coated tablet further comprises a core and a coating surrounding the core. The core comprises an active ingredient composition comprising at least one active ingredient and a pharmaceutically acceptable excipient and a swellable composition located in an immediate vicinity of one or more preselected surfaces. The coating comprises a defect wherein said defect is not a passageway through the preselected portion of the coating and operable to be reliably removed fully from the one or more of the preselected surfaces of the tablet upon contact with an aqueous environment, but not removed from at least one of the surfaces.