Granted Patent
Utility
US 5,987,908 · App. 09/229,051
Self-contained air conditioner with discharge-air filter
Inventor:
Lawrence E. Wetzel
Patented Case
View Patent ↗
Granted: Nov 23, 1999
Filed: Jan 11, 1999
Inventor
Lawrence E. Wetzel
Assignee (at issue)
Floratech Industries, 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.