Granted Patent
Utility
US 5,509,554 · App. 08/339,005
Sacrificial structure masking method for disk drive slider assemblies and sliders made thereby
Inventors:
Laurence S. Samuelson, Robin Lynn Almes, Michael J. Murtagh
Patented Case
View Patent ↗
Granted: Apr 23, 1996
Filed: Nov 14, 1994
Inventors
Laurence S. Samuelson
Robin Lynn Almes
Michael J. Murtagh
Assignee (at issue)
International Business Machines 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.