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Patent applications and USPTO patent grants for Smedley; Marcus A..The latest application filed is for "collapsible buoyancy device for risers on offshore structures".
Patent | Date |
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Collapsible buoyancy device for risers on offshore structures Grant 7,008,141 - Fitzgerald , et al. March 7, 2 | 2006-03-07 |
Nested stack-down casing hanger system for subsea wellheads Grant 6,640,902 - Baten , et al. November 4, 2 | 2003-11-04 |
Collapsible buoyancy device for risers on offshore structures App 20030180097 - Fitzgerald, John A. ;   et al. | 2003-09-25 |
Nested stack-down casing hanger system for subsea wellheads App 20030006041 - Baten, Robert B. ;   et al. | 2003-01-09 |
Concentric tubing completion system App 20020074124 - Cunningham, Christopher E. ;   et al. | 2002-06-20 |
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