Granted Patent
Utility
US 6,491,501 · App. 09/653,371
Progressing cavity pump system for transporting high-solids, high-viscosity, dewatered materials
Inventors:
Alan G. Wild, Charles Leonard Snyder, III, Todd Brown, Richard A. Sliwinski
Patented Case
View Patent ↗
Granted: Dec 10, 2002
Filed: Sep 1, 2000
Inventors
Alan G. Wild
Charles Leonard Snyder, III
Todd Brown
Richard A. Sliwinski
Assignee (at issue)
MOYNO, 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.