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:
Aug. 05, 1997
Filed:
Jun. 07, 1995
Applicant:
Inventors:
Keith A Johnson, Sunnyvale, CA (US);
Marc S Gordon, Sunnyvale, CA (US);
Shirley W Lyons, Sunnyvale, CA (US);
Assignee:
Inhale Therapeutic Systems, Palo Alto, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424489 ; 424434 ; 424470 ; 428402 ;
Abstract
The invention provides an agglomerate composition composed of units of aggregated fine particles and methods for its manufacture and use. The agglomerate composition units are composed of fine particles having a mean particle size in the range of 1 .mu.m to 5 .mu.m, and usually includes a medicament powder. The agglomerate units have a mean size in the range from 200 .mu.m to 500 .mu.m and have a friability index in the range from about 10 to 60.