Granted Patent
Utility
US 6,139,912 · App. 09/309,411
Method for intermittent application of particulate material
Inventors:
Anthony D. Onuschak, Fernando Ydoate
Patented Case
View Patent ↗
Granted: Oct 31, 2000
Filed: May 10, 1999
Inventors
Anthony D. Onuschak
Fernando Ydoate
Assignee (at issue)
McNeil-PPC, 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.