IP Library › Patent Application 09868487
Patent Application Utility PCT National Stage
App. No. 09/868,487 · Confirmation No. 1427

VACUUM CLEANER WITH RELEASABLE DIRT AND DUST SEPARATING APPARATUS

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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2001-06-18 LET. Miscellaneous Incoming Letter 41 View
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Quick Facts
App. No.
09/868,487
Filed
2001-06-18
Granted
2003-02-18
Art Unit
1744
PTA
0 days