IP Library › Granted Patent US 6,688,861
Granted Patent Utility
US 6,688,861 · Confirmation No. 1449

SEALLESS ROTARY BLOOD PUMP

Inventor: Richard K. Wampler
Patented Case View Patent ↗ View Publication ↗
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2015-05-06 IMIS Miscellaneous Internal Document 1 View
2014-05-30 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2014-05-30 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2014-05-13 MFEE.C.AD Maintenance Fee Address Change 1 View
2014-05-13 PA.. Power of Attorney 1 View
2014-05-13 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2014-05-13 N417 Electronic Filing System Acknowledgment Receipt 2 View
2005-09-02 COCOUT Certificate of Correction - Post Issue Communication 2 View
2003-12-08 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-04-05 TRNA Transmittal of New Application 2 View
2002-04-05 ABST Abstract 1 View
2001-12-26 TRNA Transmittal of New Application 4 View
2001-12-26 SPEC Specification 23 View
2001-12-26 CLM Claims 4 View
2001-12-26 DRW Drawings-only black and white line drawings 13 View
2001-12-26 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,688,861
App. No.
10/034,873
Filed
2001-12-26
Granted
2004-02-10
Pub. No.
US20020102169A1
Art Unit
3746
PTA
-35 days