Application

17171852 · HEAT-ASSISTED MAGNETIC RECORDING (HAMR) MEDIUM WITH MULTILAYERED UNDERLAYER FOR THE RECORDING LAYER

Filed 2021-02-09 · Granted · Patent 11521648 (2022-12-06) The official file ↗The patent and its PDF ↗ · Art unit 1785 · Examiner Linda N Chau Hard · CPC G11B 5/10 · Western Digital Technologies, Inc. · THOMAS R. BERTHOLD

Office actions

first was Restriction requirement

RCEs

no appeal

To first action

12.8 mo

to disposition 21.8 mo

Statutes raised

102 103

1 actions read

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