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:
Oct. 26, 1999
Filed:
Dec. 22, 1995
Applicant:
Inventors:
Paul Reichert, Montville, NJ (US);
Patricia C Weber, Yardley, PA (US);
Rowena F Choudrie, Edison, NJ (US);
Bruce O Stuart, Still Water, NJ (US);
Tattanahalli Nagabhushan, Parsippany, NJ (US);
Ashit Ganguly, Upper Montclair, NJ (US);
Assignee:
Schering Corporation, Kenilworth, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424 851 ; 424 854 ; 424 857 ; 530351 ;
Abstract
A method to prepare crystalline interferon alpha suitable for aerosol formulation either for systemic or topical (inhaled) drug delivery. The bioavailable interferon is in the form of crystalline submicrometer particles having a predetermined medium diameter.