IP Library › Granted Patent US 6,597,863
Granted Patent Utility Small
US 6,597,863 · Confirmation No. 2194

DEVICE FOR KEEPING A PORTION OF A BODY OF WATER FREE FROM ICE

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 Code Description Pages PDF
2017-09-12 PET.OP.DEC Office of Petitions Decision (PTO-90) 2 View
2017-09-12 PETDEC Petition Decision 1 View
2017-09-12 IMIS Miscellaneous Internal Document 1 View
2017-06-28 OATH Oath or Declaration filed 9 View
2017-06-20 OATH Oath or Declaration filed 8 View
2017-06-07 OATH Oath or Declaration filed 4 View
2017-05-03 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2017-05-03 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2017-04-26 PA.. Power of Attorney 1 View
2017-04-26 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2017-04-26 N417 Electronic Filing System Acknowledgment Receipt 2 View
2017-03-29 PET.OP Petition for review by the Office of Petitions 4 View
2005-05-18 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-03-20 TRNA Transmittal of New Application 1 View
2001-03-20 SPEC Specification 7 View
2001-03-20 CLM Claims 3 View
2001-03-20 ABST Abstract 1 View
2001-03-20 DRW Drawings-only black and white line drawings 2 View
2001-03-20 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,597,863
App. No.
09/813,337
Filed
2001-03-20
Granted
2003-07-22
Pub. No.
US20020136545A1
Art Unit
3742
PTA
-3 days