Granted Patent
Utility
US 6,418,692 · App. 10/008,865
Aesthetic, self-aligning shingle for hip, ridge, or rake portion of a roof
Inventors:
John G. Freshwater, Willard C. Hudson, Jr., Clark Daniel Maytubby, Larry Scott Reed, Frank Clydean Richey, Younger Ahluwalia
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Dec 6, 2001
Inventors
John G. Freshwater
Willard C. Hudson, Jr.
Clark Daniel Maytubby
Larry Scott Reed
Frank Clydean Richey
Younger Ahluwalia
Assignee (at issue)
Elk Corporation of Dallas
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.