IP Library › Granted Patent US 6,531,708
Granted Patent Utility
US 6,531,708 · Confirmation No. 5125

OPTICAL BUBBLE DETECTION SYSTEM

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2012-02-03 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-02-03 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-01-26 PA.. Power of Attorney 1 View
2012-01-26 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2012-01-26 N417 Electronic Filing System Acknowledgment Receipt 2 View
2001-04-16 TRNA Transmittal of New Application 2 View
2001-04-16 SPEC Specification 27 View
2001-04-16 CLM Claims 11 View
2001-04-16 ABST Abstract 1 View
2001-04-16 DRW Drawings-only black and white line drawings 8 View
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Quick Facts
Patent No.
US 6,531,708
App. No.
09/836,840
Filed
2001-04-16
Granted
2003-03-11
Art Unit
2873
PTA
-4 days