Granted Patent
Utility
US 6,248,166 · App. 09/423,676
Porous material and cementitious compositions prepared therefrom
Inventor:
Ronny Solsvik
Patented Case
View Patent ↗
Granted: Jun 19, 2001
Filed: Nov 10, 1999
Inventor
Ronny Solsvik
Assignee (at issue)
MBT Holding AG
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.