Granted Patent
Utility
US 4,855,038 · App. 06/746,734
High consistency pressure screen and method of separating accepts and rejects
Inventor:
Peter E. LeBlanc
Patented Case
View Patent ↗
Granted: Aug 8, 1989
Filed: Jun 20, 1985
Inventor
Peter E. LeBlanc
Assignee (at issue)
Beloit Corporation
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.