Granted Patent
Utility
US 5,884,527 · App. 08/923,396
Gear wheels rolled from powder metal blanks
Inventors:
Christopher Cole, Rohith Shivanath, Peter Jones
Patented Case
View Patent ↗
Granted: Mar 23, 1999
Filed: Sep 4, 1997
Inventors
Christopher Cole
Rohith Shivanath
Peter Jones
Assignee (at issue)
FormFlo Limited
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.