Granted Patent
Utility
US 6,013,151 · App. 09/080,063
High speed method of making microporous film products
Inventors:
Pai-Chuan Wu, Leopoldo V. Cancio, Girish Sharma
Patented Case
View Patent ↗
Granted: Jan 11, 2000
Filed: May 15, 1998
Inventors
Pai-Chuan Wu
Leopoldo V. Cancio
Girish Sharma
Assignee (at issue)
Clopay Plastic Products Company, 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.