IP Library › Granted Patent US 6,724,515
Granted Patent Utility
US 6,724,515 · Confirmation No. 6788

CONFORMAL GRATING DEVICE FOR PRODUCING ENHANCED GRAY LEVELS

Inventor: Marek W. Kowarz
Patented Case View Patent ↗
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2021-03-04 OATH Oath or Declaration filed 226 View
2004-03-03 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-01-22 LET. Miscellaneous Incoming Letter 1 View
2004-01-22 DRW Drawings-only black and white line drawings 12 View
2003-12-12 NOA Notice of Allowance and Fees Due (PTOL-85) 4 View
2003-12-12 NOA Notice of Allowance and Fees Due (PTOL-85) 3 View
2003-12-12 1449 List of References cited by applicant and considered by examiner 1 View
2003-12-12 892 List of references cited by examiner 1 View
2003-12-12 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 1 View
2003-12-12 FWCLM Index of Claims 1 View
2003-12-12 SRFW Search information including classification, databases and other search related notes 1 View
2003-12-10 SRNT Examiner's search strategy and results 1 View
2002-12-31 TRNA Transmittal of New Application 1 View
2002-12-31 SPEC Specification 18 View
2002-12-31 CLM Claims 8 View
2002-12-31 ABST Abstract 1 View
2002-12-31 DRW Drawings-only black and white line drawings 12 View
2002-12-31 OATH Oath or Declaration filed 2 View
2002-12-31 WFEE Fee Worksheet (SB06) 1 View
2002-12-31 WFEE Fee Worksheet (SB06) 1 View
2002-12-31 IDS Information Disclosure Statement (IDS) Form (SB08) 3 View
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Quick Facts
Patent No.
US 6,724,515
App. No.
10/335,645
Filed
2002-12-31
Granted
2004-04-20
Art Unit
2873
PTA
-90 days