Granted Patent
Utility
US 6,015,506 · App. 08/844,195
Composition and method for polishing rigid disks
Inventors:
Christopher C. Streinz, Matthew Neville, Steven Grumbine, Brian L. Mueller
Patented Case
View Patent ↗
Granted: Jan 18, 2000
Filed: Apr 18, 1997
Inventors
Christopher C. Streinz
Matthew Neville
Steven Grumbine
Brian L. Mueller
Assignee (at issue)
Cabot 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.