IP Library › Granted Patent US D489,492
Granted Patent Design
US D489,492 · Confirmation No. 2758

WELDING MASK

Inventor: Ziqian Wu
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 Code Description Pages PDF
2012-07-10 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-07-10 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-06-27 PA.. Power of Attorney 1 View
2012-06-27 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2012-06-27 N417 Electronic Filing System Acknowledgment Receipt 2 View
2007-04-12 C.AD Change of Address 2 View
2007-04-12 N417 Electronic Filing System Acknowledgment Receipt 2 View
2004-01-06 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-12-31 NOA Notice of Allowance and Fees Due (PTOL-85) 3 View
2003-12-31 NOA Notice of Allowance and Fees Due (PTOL-85) 1 View
2003-12-31 892 List of references cited by examiner 1 View
2003-12-31 SRFW Search information including classification, databases and other search related notes 1 View
2003-12-31 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 1 View
2003-07-29 OATH Oath or Declaration filed 3 View
2003-06-05 PEFN Pre-Exam Formalities Notice 1 View
2003-03-21 TRNA Transmittal of New Application 1 View
2003-03-21 SPEC Specification 1 View
2003-03-21 DRW Drawings-only black and white line drawings 6 View
2003-03-21 OATH Oath or Declaration filed 3 View
2003-03-21 WFEE Fee Worksheet (SB06) 1 View
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Quick Facts
Patent No.
US D489,492
App. No.
29/178,171
Filed
2003-03-21
Granted
2004-05-04
Art Unit
2914
PTA
0 days