IP Library › Granted Patent US 6,580,441
Granted Patent Utility
US 6,580,441 · Confirmation No. 1737

GRAPH-BASED VISUAL NAVIGATION THROUGH SPATIAL ENVIRONMENTS

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2014-12-31 SES.LOSS Notification of loss of entitlement to small entity status 1 View
2014-12-31 N417 Electronic Filing System Acknowledgment Receipt 2 View
2014-12-23 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2014-12-23 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2014-12-15 PA.. Power of Attorney 2 View
2014-12-15 N417 Electronic Filing System Acknowledgment Receipt 2 View
2014-12-15 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2006-10-27 PA.. Power of Attorney 1 View
2006-10-27 N417 Electronic Filing System Acknowledgment Receipt 2 View
2002-03-06 TRNA Transmittal of New Application 3 View
2002-03-06 A.PE Preliminary Amendment 4 View
2002-03-06 SPEC Specification 27 View
2002-03-06 CLM Claims 12 View
2002-03-06 ABST Abstract 2 View
2002-03-06 DRW Drawings-only black and white line drawings 22 View
2002-03-06 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,580,441
App. No.
10/092,813
Filed
2002-03-06
Granted
2003-06-17
Pub. No.
US20020093541A1
Art Unit
2174
PTA
0 days