Granted Patent
Utility
US 5,575,067 · App. 08/382,769
Method of making a continuous ceramic fiber reinforced heat exchanger tube
Inventors:
Milton F. Custer, Becky A. Simpson
Patented Case
View Patent ↗
Granted: Nov 19, 1996
Filed: Feb 2, 1995
Inventors
Milton F. Custer
Becky A. Simpson
Assignee (at issue)
Hexcel 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.