Granted Patent
Utility
US 6,568,282 · App. 09/513,414
Method and apparatus for evaluating a membrane
Inventor:
Gary C. Ganzi
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Feb 25, 2000
Inventor
Gary C. Ganzi
Assignee (at issue)
United States Filter 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.