IP Library › Granted Patent US 6,720,739
Granted Patent Utility
US 6,720,739 · Confirmation No. 6964

BALLAST WITH PROTECTION CIRCUIT FOR QUICKLY RESPONDING TO ELECTRICAL DISTURBANCES

Inventor: John G. Konopka
Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2004-02-03 IFEE Issue Fee Payment (PTO-85B) 3 View
2001-09-17 TRNA Transmittal of New Application 2 View
2001-09-17 SPEC Specification 14 View
2001-09-17 CLM Claims 14 View
2001-09-17 ABST Abstract 1 View
2001-09-17 DRW Drawings-only black and white line drawings 6 View
2001-09-17 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,720,739
App. No.
09/953,593
Filed
2001-09-17
Granted
2004-04-13
Pub. No.
US20030052621A1
Examiner
TRAN, CHUC
Art Unit
2821
PTA
-129 days