Granted Patent
Utility
US 5,958,587 · App. 08/845,114
Method of removing blemishes in compression molded articles
Inventor:
Mark R. Hock
Patented Case
View Patent ↗
Granted: Sep 28, 1999
Filed: Apr 21, 1997
Inventor
Mark R. Hock
Assignee (at issue)
Owens-Illinois Closure 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.