IP Library › Patent Application 09807983
Patent Application Utility PCT National Stage
App. No. 09/807,983 · Confirmation No. 2144

MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING DEVICE

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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 Code Description Pages PDF
2001-05-01 ABST Abstract 1 View
2001-05-01 LET. Miscellaneous Incoming Letter 36 View
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Quick Facts
App. No.
09/807,983
Filed
2001-05-01
Granted
2003-08-19
Art Unit
1773
PTA
0 days