IP Library › Granted Patent US 6,711,862
Granted Patent Utility Small
US 6,711,862 · Confirmation No. 9535

DRY-CAST HOLLOWCORE CONCRETE SANDWICH PANELS

Inventor: Robert T. Long
Patented Case View Patent ↗
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 Code Description Pages PDF
2020-02-12 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2017-01-24 OATH Oath or Declaration filed 6 View
2011-08-25 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-08-25 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-08-17 PA.. Power of Attorney 1 View
2011-08-17 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2011-08-17 N417 Electronic Filing System Acknowledgment Receipt 2 View
2004-02-09 IFEE Issue Fee Payment (PTO-85B) 4 View
2004-02-09 C.AD Change of Address 1 View
2001-06-07 TRNA Transmittal of New Application 3 View
2001-06-07 ADS Application Data Sheet 1 View
2001-06-07 SPEC Specification 9 View
2001-06-07 CLM Claims 4 View
2001-06-07 ABST Abstract 1 View
2001-06-07 DRW Drawings-only black and white line drawings 4 View
2001-06-07 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,711,862
App. No.
09/876,293
Filed
2001-06-07
Granted
2004-03-30
Art Unit
3635
PTA
-35 days