IP Library › Granted Patent US 6,688,559
Granted Patent Utility
US 6,688,559 · Confirmation No. 4178

MODULAR POINT DETECTOR FOR RAILROAD TRACK SWITCH

Inventor: Daniel Brushwood
Patented Case View Patent ↗
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 Code Description Pages PDF
2003-12-08 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-12-30 TRNA Transmittal of New Application 3 View
2002-12-30 ADS Application Data Sheet 1 View
2002-12-30 A.PE Preliminary Amendment 2 View
2002-12-30 SPEC Specification 13 View
2002-12-30 CLM Claims 6 View
2002-12-30 ABST Abstract 1 View
2002-12-30 DRW Drawings-only black and white line drawings 8 View
2002-12-30 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,688,559
App. No.
10/334,889
Filed
2002-12-30
Granted
2004-02-10
Examiner
LE, MARK T
Art Unit
3617
PTA
0 days