Granted Patent
Utility
US 5,976,600 · App. 08/315,302
Microcrystalline cellulose,a bulking agent
Inventors:
Thomas Ruszkay, Donald Elliott
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Sep 28, 1994
Inventors
Thomas Ruszkay
Donald Elliott
Assignee (at issue)
FMC CORPORATION
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.