Granted Patent
Utility
US 5,709,059 · App. 08/627,029
Fastener for cementitious substrate
Inventors:
Colin Murphy, Robert A. R. Mills, Mark Reichlin, Steven Bunn, Charles Phillips
Patented Case
View Patent ↗
Granted: Jan 20, 1998
Filed: Apr 3, 1996
Inventors
Colin Murphy
Robert A. R. Mills
Mark Reichlin
Steven Bunn
Charles Phillips
Assignee (at issue)
EXTERIOR RESEARCH & DESIGN LLC
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.