Granted Patent
Utility
US 6,764,625 · App. 10/091,725
Method of producing core component, and product thereof
Inventors:
John Peter Walsh, Geoffrey B. Hardwick, Allen R. Hill
Patented Case
View Patent ↗
Granted: Jul 20, 2004
Filed: Mar 6, 2002
Inventors
John Peter Walsh
Geoffrey B. Hardwick
Allen R. Hill
Assignee (at issue)
Masonite Corporation
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.