Granted Patent
Utility
US 5,888,359 · App. 08/836,849
Flock separating apparatus
Inventor:
Hannu L. Suominen
Patented Case
View Patent ↗
Granted: Mar 30, 1999
Filed: May 19, 1997
Inventor
Hannu L. Suominen
Assignee (at issue)
HLS-Elektroautomatiikka OY
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.