Granted Patent
Utility
US 4,741,202 · App. 06/850,798
Moisture vapor transmission test cell
Inventors:
Ronald J. Gillespie, Allan P. Farrington
Patented Case
View Patent ↗
Granted: May 3, 1988
Filed: Apr 11, 1986
Inventors
Ronald J. Gillespie
Allan P. Farrington
Assignee (at issue)
Johnson & Johnson GmbH
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.