IP Library › Granted Patent US 6,717,829
Granted Patent Utility
US 6,717,829 · Confirmation No. 6280

CHARGE PUMP DEVICE WITH REDUCED RIPPLE AND SPURIOUS LOW FREQUENCY ELECTROMAGNETIC SIGNALS

Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2007-11-06 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2004-01-29 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-01-07 LET. Miscellaneous Incoming Letter 2 View
2004-01-07 DRW Drawings-only black and white line drawings 1 View
2002-06-19 TRNA Transmittal of New Application 1 View
2002-06-19 A.PE Preliminary Amendment 3 View
2002-06-19 SPEC Specification 7 View
2002-06-19 CLM Claims 2 View
2002-06-19 ABST Abstract 1 View
2002-06-19 DRW Drawings-only black and white line drawings 1 View
2002-06-19 OATH Oath or Declaration filed 1 View
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this application's details
Quick Facts
Patent No.
US 6,717,829
App. No.
10/173,848
Filed
2002-06-19
Granted
2004-04-06
Pub. No.
US20020196643A1
Art Unit
2838
PTA
-121 days