Granted Patent
Utility
US 5,252,212 · App. 07/748,156
Spray forming polymer membranes, coatings and films
Inventors:
Kevin M. McHugh, Lloyd D. Watson, Richard E. McAtee, Scott A. Ploger
Patented Case
View Patent ↗
Granted: Oct 12, 1993
Filed: Aug 21, 1991
Inventors
Kevin M. McHugh
Lloyd D. Watson
Richard E. McAtee
Scott A. Ploger
Assignee (at issue)
FG&G Idaho 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.