Granted Patent
Utility
US 4,054,561 · App. 05/775,148
Thermoplastic additives for molding compounds
Inventors:
Carl R. Strauss, Michael G. Roberts, Charles E. Bolen
Patented Case
View Patent ↗
Granted: Oct 18, 1977
Filed: Mar 7, 1977
Inventors
Carl R. Strauss
Michael G. Roberts
Charles E. Bolen
Assignee (at issue)
Owens-Corning Fiberglas Corp.
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.