IP Library › Granted Patent US 6,749,554
Granted Patent Utility PCT National Stage
US 6,749,554 · Confirmation No. 2031

MEDICAL TOOLS AND DEVICES WITH IMPROVED ULTRASOUND VISIBILITY

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2012-03-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-03-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-03-09 PA.. Power of Attorney 1 View
2012-03-09 TRAN.LET Transmittal Letter 2 View
2012-03-09 LET. Miscellaneous Incoming Letter 1 View
2012-03-09 LET. Miscellaneous Incoming Letter 1 View
2012-03-09 N417 Electronic Filing System Acknowledgment Receipt 2 View
2011-05-25 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2004-04-14 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-01-20 C.AD Change of Address 1 View
2002-01-11 ABST Abstract 1 View
2002-01-11 LET. Miscellaneous Incoming Letter 100 View
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Quick Facts
Patent No.
US 6,749,554
App. No.
09/914,161
Filed
2002-01-11
Effective Filing
2001-08-23
Granted
2004-06-15
Art Unit
3737
PTA
0 days