Granted Patent
Utility
US 5,397,495 · App. 08/073,495
Stabilization of silicate solutions
Inventors:
Anthony E. Winston, Steven E. Dunn, Francis R. Cala, Alfredo Vinci, M. Stephen Lajoie
Patented Case
View Patent ↗
Granted: Mar 14, 1995
Filed: Jun 9, 1993
Inventors
Anthony E. Winston
Steven E. Dunn
Francis R. Cala
Alfredo Vinci
M. Stephen Lajoie
Assignee (at issue)
Church & Dwight Co., 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.