Granted Patent
Utility
US 5,328,610 · App. 08/077,675
Self-supported low pressure drop hollow fiber membrane panel and contactor module
Inventor:
Jan Rogut
Patented Case
View Patent ↗
Granted: Jul 12, 1994
Filed: Jun 15, 1993
Inventor
Jan Rogut
Assignee (at issue)
Integrated Process Technologies
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.