Granted Patent
Utility
US 6,042,305 · App. 08/917,790
Fiber-reinforced soil mixtures
Inventors:
Bruce E. Novich, Ali Maher, Jeffrey A. Neubauer
Patented Case
View Patent ↗
Granted: Mar 28, 2000
Filed: Aug 15, 1997
Inventors
Bruce E. Novich
Ali Maher
Jeffrey A. Neubauer
Assignee (at issue)
PPG Industries Ohio, 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.