Granted Patent
Utility
US 6,678,097 · App. 10/007,311
Non-planar fresnel reflector arrays, mold structures and mold patterns for eliminating negative draft during molding
Inventor:
David McKenney
Patented Case
View Patent ↗
Granted: Jan 13, 2004
Filed: Nov 8, 2001
Inventor
David McKenney
Assignee (at issue)
HONEYWELL INTERNATIONAL 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.