Granted Patent
Utility
US 5,411,098 · App. 08/149,579
Method of stimulating gas-producing wells
Inventors:
Joseph H. Schmidt, Dennis R. Reimers
Patented Case
View Patent ↗
Granted: May 2, 1995
Filed: Nov 9, 1993
Inventors
Joseph H. Schmidt
Dennis R. Reimers
Assignee (at issue)
Atlantic Richfield Company
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.