Granted Patent
Utility
US 6,206,350 · App. 09/200,546
Film fill-pack for inducement of spiraling gas flow in heat and mass transfer contact apparatus with self spacing fill-sheets
Inventors:
Richard H. Harrison, Jr., Thomas P. Carter, Sarah L. Ferrari, Bryan F. Garrish
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: Nov 25, 1998
Inventors
Richard H. Harrison, Jr.
Thomas P. Carter
Sarah L. Ferrari
Bryan F. Garrish
Assignee (at issue)
Baltimore Aircoil Company, 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.