Granted Patent
Utility
US 6,540,916 · App. 09/946,025
Antimicrobial sintered porous plastic filter
Inventor:
Arvind S. Patil
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: Sep 4, 2001
Inventor
Arvind S. Patil
Assignee (at issue)
MICROBAN PRODUCTS COMPANY
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.