Patent assignee · FR · COMPANY

Coflexip, SA

14Patents
0Active
14Granted
34Portfolio score

Filing activity: Nov 17, 1994 → Sep 19, 2002

Most-cited patents

PatentTitleAreaCited byStatus
US6223675A Underwater power and data relay Electricity 118 Expired
US6390012B1 Apparatus and method for deploying, recovering, servicing, and operating an autonomous underwater vehicle Performing Operations; Transporting 112 Expired
US6167831A Underwater vehicle Performing Operations; Transporting 74 Expired
US6257162A Underwater latch and power supply Performing Operations; Transporting 53 Expired
US5601893A Flexible metal pipes with a shrinkable polymer sheath, a process for their fabrication, and their utilization as flexible tubular conduits Emerging Cross-Sectional Technologies 44 Expired
US5934335A Flexible tubular pipe with an internal impervious polymeric sheath Mechanical Engineering; Lighting; Heating 40 Expired
US6926040B1 Thermally insulated pipelines Mechanical Engineering; Lighting; Heating 22 Expired
US6848464B2 Lined pipe annular venting device Emerging Cross-Sectional Technologies 19 Expired
US6928947B1 Submersible vehicle Performing Operations; Transporting 18 Expired
US6648074B2 Gimbaled table riser support system Performing Operations; Transporting 13 Expired
US6050009A Steerable underwater plow Fixed Constructions 8 Expired
US6769376B2 Transfer conduit system, apparatus, and method Performing Operations; Transporting 5 Expired
US6824330B2 Constant tension steel catenary riser system Fixed Constructions 3 Expired
US6189476A Apparatus and method for deploying, recovering, servicing, and operating an autonomous underwater vehicle General 0 Revoked

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.