IP Library › Patent Application 09890142
Patent Application Utility PCT National Stage
App. No. 09/890,142 · Confirmation No. 5937

MULTILAYER OPTICAL FILTERS

Inventor: Keith L Lewis
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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 Code Description Pages PDF
2010-05-18 COCOUT Certificate of Correction - Post Issue Communication 1 View
2010-03-11 COCIN Request for Certificate of Correction 2 View
2010-03-11 WFEE Fee Worksheet (SB06) 2 View
2010-03-11 N417 Electronic Filing System Acknowledgment Receipt 2 View
2008-12-18 LET. Miscellaneous Incoming Letter 1 View
2008-12-18 N417 Electronic Filing System Acknowledgment Receipt 2 View
2008-03-06 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2003-08-14 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-08-14 A... Amendment/Request for Reconsideration-After Non-Final Rejection 1 View
2003-08-14 SPEC Specification 1 View
2003-08-14 REM Applicant Arguments/Remarks Made in an Amendment 1 View
2002-01-15 ABST Abstract 1 View
2002-01-15 LET. Miscellaneous Incoming Letter 24 View
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Quick Facts
App. No.
09/890,142
Filed
2002-01-15
Effective Filing
2001-07-26
Granted
2003-10-07
Art Unit
2872
PTA
0 days