Granted Patent
Utility
US 5,656,683 · App. 08/324,954
Wetting agents for concrete cleaning and adhesives
Inventors:
Murray A. Ruggiero, Bruce A. Marien, Shoaib Arif, Robert Paul Roth, Joseph T. Farrell, A. R. Vanover
Patented Case
View Patent ↗
Granted: Aug 12, 1997
Filed: Oct 18, 1994
Inventors
Murray A. Ruggiero
Bruce A. Marien
Shoaib Arif
Robert Paul Roth
Joseph T. Farrell
A. R. Vanover
Assignee (at issue)
Olin 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.