IP Library Granted Patent US 6,437,541
Granted Patent Utility
US 6,437,541 · Confirmation No. 6545

BATTERY STATE MONITORING CIRCUIT AND BATTERY DEVICE

Inventor: Atsushi Sakurai
⬇ PDF
Code Description Pages PDF
2009-01-07 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2002-01-03 TRNA Transmittal of New Application 1 View
2002-01-03 SPEC Specification 13 View
2002-01-03 CLM Claims 4 View
2002-01-03 ABST Abstract 1 View
2002-01-03 DRW Drawings-only black and white line drawings 6 View
2002-01-03 OATH Oath or Declaration filed 2 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 6,437,541
App. No.
10/037,645
Filed
2002-01-03
Granted
2002-08-20
Pub. No.
US20020089308A1
Art Unit
2838
PTA
-78 days