Granted Patent
Utility
US 5,887,402 · App. 08/472,330
Method of producing core component, and product thereof
Inventors:
Mark A. Ruggie, Steven K. Lynch, Keith S. Fischer, James J. Pelletier, John B. Stukenborg
Patented Case
View Patent ↗
Granted: Mar 30, 1999
Filed: Jun 7, 1995
Inventors
Mark A. Ruggie
Steven K. Lynch
Keith S. Fischer
James J. Pelletier
John B. Stukenborg
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.