IP Library › Granted Patent US 6,720,536
Granted Patent Utility
US 6,720,536 · Confirmation No. 1995

ELECTRIC HEATING DEVICE

Inventor: Franz Bohlender
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2007-06-06 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2004-03-01 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-01-05 LET. Miscellaneous Incoming Letter 1 View
2004-01-05 DRW Drawings-only black and white line drawings 4 View
2002-12-02 TRNA Transmittal of New Application 3 View
2002-12-02 A.PE Preliminary Amendment 6 View
2002-12-02 SPEC Specification 9 View
2002-12-02 CLM Claims 2 View
2002-12-02 ABST Abstract 1 View
2002-12-02 DRW Drawings-only black and white line drawings 5 View
2002-12-02 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,720,536
App. No.
10/308,220
Filed
2002-12-02
Granted
2004-04-13
Pub. No.
US20030132222A1
Art Unit
3742
PTA
-104 days