IP Library › Granted Patent US 6,475,244
Granted Patent Utility
US 6,475,244 · Confirmation No. 3281

TUNNELING DEVICE

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2013-07-18 C.AD Change of Address 1 View
2013-07-18 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2013-07-18 N417 Electronic Filing System Acknowledgment Receipt 2 View
2012-06-14 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2011-12-29 PETDEC Petition Decision 2 View
2011-12-13 PET.OP Petition for review by the Office of Petitions 2 View
2011-12-13 TRAN.LET Transmittal Letter 2 View
2010-08-26 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-08-26 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-08-16 PA.. Power of Attorney 1 View
2010-08-16 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2010-08-16 LET. Miscellaneous Incoming Letter 2 View
2010-08-16 N417 Electronic Filing System Acknowledgment Receipt 2 View
2007-09-06 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-05-29 DRW Drawings-only black and white line drawings 5 View
2001-02-16 TRNA Transmittal of New Application 3 View
2001-02-16 A.PE Preliminary Amendment 3 View
2001-02-16 SPEC Specification 17 View
2001-02-16 CLM Claims 5 View
2001-02-16 ABST Abstract 1 View
2001-02-16 DRW Drawings-only black and white line drawings 10 View
2001-02-16 OATH Oath or Declaration filed 6 View
2001-02-16 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
Patent No.
US 6,475,244
App. No.
09/788,035
Filed
2001-02-16
Granted
2002-11-05
Pub. No.
US20010032023A1
Art Unit
3738
PTA
-7 days