Granted Patent
Utility
US 5,667,744 · App. 08/443,889
Method for fabricating columns
Inventors:
Jorge Valle, Fred L. Hicks, Steven W. Spires, Daniel James Brown
Patented Case
View Patent ↗
Granted: Sep 16, 1997
Filed: May 31, 1995
Inventors
Jorge Valle
Fred L. Hicks
Steven W. Spires
Daniel James Brown
Assignee (at issue)
Focal Point Products, 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.