Granted Patent
Utility
US 5,964,028 · App. 09/027,991
Method for making an encapsulated magnet carrier
Inventor:
Frederic W. Buse
Patented Case
View Patent ↗
Granted: Oct 12, 1999
Filed: Feb 23, 1998
Inventor
Frederic W. Buse
Assignee (at issue)
Ingersoll-Dresser Pump Company
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.