Granted Patent
Utility
US 5,486,507 · App. 08/182,442
Porous particle aggregate and method therefor
Inventor:
Roy L. Whistler
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Jan 14, 1994
Inventor
Roy L. Whistler
Assignee (at issue)
Fuisz Technologies Ltd.
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.