IP Library Granted Patent US 6,638,011
Granted Patent Utility
US 6,638,011 · Confirmation No. 2810

ROTARY PUMP WITH EXCLUSIVELY HYDRODYNAMICALLY SUSPENDED IMPELLER

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Code Description Pages PDF
2010-10-01 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-10-01 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-06-23 PA.. Power of Attorney 2 View
2010-06-23 N417 Electronic Filing System Acknowledgment Receipt 2 View
2010-04-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-04-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-04-08 PA.. Power of Attorney 2 View
2010-04-08 N417 Electronic Filing System Acknowledgment Receipt 2 View
2001-06-26 TRNA Transmittal of New Application 2 View
2001-06-26 SPEC Specification 39 View
2001-06-26 CLM Claims 1 View
2001-06-26 ABST Abstract 1 View
2001-06-26 DRW Drawings-only black and white line drawings 27 View
2001-06-26 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,638,011
App. No.
09/893,319
Filed
2001-06-26
Granted
2003-10-28
Pub. No.
US20020018713A1
Art Unit
3745
PTA
-17 days