Granted Patent
Utility
US 5,833,784 · App. 08/449,352
Method of fabricating canister with porous plastic ends
Inventor:
Lora L. Berger
Patented Case
View Patent ↗
Granted: Nov 10, 1998
Filed: May 24, 1995
Inventor
Lora L. Berger
Assignee (at issue)
Multisorb Technologies, 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.