IP Library Assignment 014186/0438
Patent Assignment
Reel/Frame 014186/0438

Fourth Amendment to Collateral Assignment

Recorded: 2003-06-06 Received: 2003-06-24 Pages: 13
Covered Properties (5)
Bearing seal
Application: 60/346,056 →
Method of fabricating tools for earth boring
Application: 60/346,493 →
Breakable washer earth boring bit
Application: 60/346,227 →
Drag-Type Casing Mill/Drill Bit
Application: 09/798,171 →
Superabrasive Cutting Element
Application: 09/777,295 →