Granted Patent
Utility
US 5,948,734 · App. 09/137,601
Well treatment fluid compatible self-consolidating particles
Inventors:
A. Richard Sinclair, Richard L. Johnson, Richard A. Rediger, Van T. Smith
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: Aug 21, 1998
Inventors
A. Richard Sinclair
Richard L. Johnson
Richard A. Rediger
Van T. Smith
Assignees (at issue)
Sanatrol, Inc.
GEORGIA-PACIFIC RESINS, 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.