Granted Patent
Utility
US 5,505,385 · App. 08/282,718
Laminar air diffuser
Inventor:
Mark S. Gengler
Patented Case
View Patent ↗
Granted: Apr 9, 1996
Filed: Jul 29, 1994
Inventor
Mark S. Gengler
Assignee (at issue)
Pneumafil Corporation
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.