Granted Patent
Utility
US 6,242,008 · App. 09/029,948
Spherical pharmaceutical granules comprising microcrystalline cellulose and a process for their production
Inventors:
Hidero Akiyama, Zene Matsumoto, Takashi Ueno
Patented Case
View Patent ↗
Granted: Jun 5, 2001
Filed: Jul 7, 1998
Inventors
Hidero Akiyama
Zene Matsumoto
Takashi Ueno
Assignee (at issue)
SmithKline Beecham Seiyaku K.K.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.