IP Library › Patent Application 10018590
Patent Application Utility PCT National Stage
App. No. 10/018,590 · Confirmation No. 8343

PNEUMATIC PISTON PERCUSSIVE MECHANISM WITH A HOLLOW PERCUSSION PISTON

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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 Code Description Pages PDF
2007-06-26 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2004-12-21 136A Authorization for Extension of Time all replies 1 View
2001-12-12 ABST Abstract 1 View
2001-12-12 LET. Miscellaneous Incoming Letter 30 View
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Quick Facts
App. No.
10/018,590
Filed
2001-12-12
Granted
2003-05-27
Art Unit
3738
PTA
0 days