Granted Patent
Utility
US 5,352,301 · App. 07/979,030
Hot pressed magnets formed from anisotropic powders
Inventors:
Viswanathan Panchanathan, John J. Croat
Patented Case
View Patent ↗
Granted: Oct 4, 1994
Filed: Nov 20, 1992
Inventors
Viswanathan Panchanathan
John J. Croat
Assignee (at issue)
General Motors LLC
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.