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MULTI-ACTIVITY OFFSHORE EXPLORATION AND/OR DEVELOPMENT DRILLING METHOD AND APPARATUS

09/291,483 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed April 14, 1999
Examiner WILLIAM P NEUDER
Class 175
Art Group 3672
Patent No. 6,068,069
Case Type Utility - 175/005000
Status Patented Case
Parent 09/57,466 Patented
Parent 08/642,417 Patented
Last Updated: 1 year, 3 months ago
Date # Transaction