IP Library Granted Patent US 6,728,638
Granted Patent Utility
US 6,728,638 · Confirmation No. 4426

METHOD OF MONITORING OPERATIONS OF MULTIPLE SERVICE VEHICLES AT A WELL SITE

Inventor: Frederic M. Newman
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Code Description Pages PDF
2015-08-06 OATH Oath or Declaration filed 22 View
2004-03-11 IFEE Issue Fee Payment (PTO-85B) 3 View
2001-04-23 TRNA Transmittal of New Application 2 View
2001-04-23 SPEC Specification 10 View
2001-04-23 CLM Claims 6 View
2001-04-23 ABST Abstract 1 View
2001-04-23 DRW Drawings-only black and white line drawings 2 View
2001-04-23 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,728,638
App. No.
09/838,857
Filed
2001-04-23
Granted
2004-04-27
Pub. No.
US20020156582A1
Examiner
LE, TOAN M
Art Unit
2863
PTA
0 days