Granted Patent
Utility
US 5,876,428 · App. 08/893,175
Apparatus and method for simulating an inflatable thermal blanket to test an air source
Inventor:
Albert P. Van Duren
Patented Case
View Patent ↗
Granted: Mar 2, 1999
Filed: Jul 15, 1997
Inventor
Albert P. Van Duren
Assignee (at issue)
Augustine Medical, 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.