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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.:

US 8920821 B1

PDFFull Text
Date of Patent:
Dec. 30, 2014

Filed:

Apr. 12, 2007

Pharmaceutical compositions comprising silica microspheres

Applicants:

Nir Avram, Meitar, IL;

Marina Shevachman, Beer-Sheva, IL;

Amira Ze'evi, Omer, IL;

Eilon Asculai, Lehavim, IL;

Batella Binyaminovich, Beer-Sheva, IL;

Inventors:

Nir Avram, Meitar, IL;

Marina Shevachman, Beer-Sheva, IL;

Amira Ze'evi, Omer, IL;

Eilon Asculai, Lehavim, IL;

Batella Binyaminovich, Beer-Sheva, IL;

Assignee:

Perrigo Israel Pharmaceuticals Ltd., , IL;

Attorney:

Thompson Hine, L.L.P.

Primary Examiner:

Audrea Buckley

Int. Cl.
CPC ...
A61K 31/203 (2006.01); A61K 31/192 (2006.01); A61K 9/22 (2006.01); A61K 47/02 (2006.01); A61K 9/00 (2006.01); A61K 9/06 (2006.01);
U.S. Cl.
CPC ...
A61K 47/02 (2013.01); A61K 9/0014 (2013.01); A61K 9/06 (2013.01); A61K 31/192 (2013.01); A61K 31/203 (2013.01);
Abstract

The present invention relates to a topical composition which includes a bioactive drug formulated with silica in the form of microspheres, or drugs in a combination with the silica microspheres in an oily suspension, gel or emulsion. The topical compositions of the invention provide sustained release of a bioactive drug so as to reduce skin irritation.

Find Patent Forward Citations

Avram, Nir. (2014). Pharmaceutical compositions comprising silica microspheres (U.S. Patent No. 8920821). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8920821

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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