Granted Patent
Utility
US 6,521,162 · App. 09/802,965
Lightweight parts molded at low pressure
Inventors:
Bruce Ronald Colley, Terry VanHyfte, Carl William Lakatos
Patented Case
View Patent ↗
Granted: Feb 18, 2003
Filed: Mar 12, 2001
Inventors
Bruce Ronald Colley
Terry VanHyfte
Carl William Lakatos
Assignee (at issue)
Ashland, 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.