Granted Patent
Utility
US 5,713,968 · App. 08/655,297
Abrasive foam grinding composition
Inventors:
Clinton O. Fruitman, Andrew Gluck, John L. Lombardi, Kevin Stuffle
Patented Case
View Patent ↗
Granted: Feb 3, 1998
Filed: May 16, 1996
Inventors
Clinton O. Fruitman
Andrew Gluck
John L. Lombardi
Kevin Stuffle
Assignee (at issue)
SPEEDFAM CO., LTD.
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.