Granted Patent
Utility
US 6,289,912 · App. 09/349,317
Pinch element plastic valve
Inventors:
Thomas McPeak, James C. Linder, Jeffrey J. McKenzie, Steven Melbostad, Michael W. Johnson
Patented Case
View Patent ↗
Granted: Sep 18, 2001
Filed: Jul 8, 1999
Inventors
Thomas McPeak
James C. Linder
Jeffrey J. McKenzie
Steven Melbostad
Michael W. Johnson
Assignee (at issue)
Fluoroware, 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.