Granted Patent
Utility
US 6,706,804 · App. 10/341,218
Silica-filled elastomeric compounds
Inventor:
Rui Resendes
Patented Case
View Patent ↗
Granted: Mar 16, 2004
Filed: Jan 13, 2003
Inventor
Rui Resendes
Assignee (at issue)
Bayer Aktiengesellschaft
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.