Granted Patent
Utility
US 5,488,083 · App. 08/213,868
Method of gelling a guar or derivatized guar polymer solution utilized to perform a hydraulic fracturing operation
Inventors:
E. Wayne Kinsey, III, Sharif Sharif, David N. Harry
Patented Case
View Patent ↗
Granted: Jan 30, 1996
Filed: Mar 16, 1994
Inventors
E. Wayne Kinsey, III
Sharif Sharif
David N. Harry
Assignee (at issue)
Benchmark Research & Technology, LLC
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.