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:
Sep. 03, 1991
Filed:
Apr. 16, 1990
Applicant:
Inventors:
Seigo Ueda, Shinagawa, JP;
Kunio Hashi, Shinagawa, JP;
Takashi Shiokari, Shinagawa, JP;
Akira Kusai, Shinagawa, JP;
Assignee:
Sankyo Company, Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F26B / ;
U.S. Cl.
CPC ...
34-5 ; 34 15 ; 34 92 ;
Abstract
In a freeze-drying method for producing a dried pharmaceutical compound or preparation, a first liquid is frozen, a second liquid is added to the frozen first liquid and is frozen thereon, and the frozen first and second liquids are freeze-dried together, in which at least one of said first and second liquids contains said pharmaceutical compound of preparation dissolved or suspended therein. The other liquid or liquids may be pure solvent (generally water) or may contain one or more other substances.