Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Particulate form
Reexamination Certificate
2007-06-12
2007-06-12
Richter, Johann (Department: 1616)
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Particulate form
C424S499000, C424S184100, C424S204100, C424S234100, C514S492000
Reexamination Certificate
active
10164594
ABSTRACT:
A process for producing a powder comprises spray freeze-drying an aqueous solution or suspension comprising a pharmaceutical agent, said solution or suspension having a solids content of 20% by weight or more. The spray freeze-dried powder may be administered to a subject via a needleless syringe.
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Burkoth Terry L.
Maa Yuh-Fun
Prestrelski Steven J.
Bingham & McCutchen LLP
Choi Frank I
Crane Sharon E.
Powderject Research Limited
Richter Johann
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