IP Library › Granted Patent US 6,457,420
Granted Patent Utility
US 6,457,420 · Confirmation No. 6661

RAIL VEHICLE INCLUDING AN END CAR EXTENDED BY A CAB

Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2001-05-22 TRNA Transmittal of New Application 1 View
2001-05-22 SPEC Specification 6 View
2001-05-22 CLM Claims 2 View
2001-05-22 ABST Abstract 1 View
2001-05-22 DRW Drawings-only black and white line drawings 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 6,457,420
App. No.
09/861,644
Filed
2001-05-22
Granted
2002-10-01
Pub. No.
US20010052305A1
Art Unit
3617
PTA
-100 days