Granted Patent
Utility
US 4,556,090 · App. 06/589,905
Vacuum fluidized powder feed apparatus
Inventor:
Vimal K. Pujari
Patented Case
View Patent ↗
Granted: Dec 3, 1985
Filed: Mar 14, 1984
Inventor
Vimal K. Pujari
Assignee (at issue)
ALLIED CONSULTING, INC.
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.