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Class Information
Number: 405/224.2
Name: Hydraulic and earth engineering > Marine structure or fabrication thereof > With anchoring of structure to marine floor > By riser pipe
Description: Subject matter comprising a conduit that extends from the bed of a body of water to anchor a platform on the surface of the water, and which also serves to convey material from beneath the surface of the water, (e.g., oil, gravel, etc.).

Sub-classes under this class:

Class Number Class Name Patents
405/224.3 Having flexible segment 64
405/224.4 Having tensioner 118

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8689880 Multipart sliding joint for floating rig Apr. 8, 2014
8690481 Removable impact cover for a marine riser buoyancy module Apr. 8, 2014
8657013 Riser system Feb. 25, 2014
8657012 Efficient open water riser deployment Feb. 25, 2014
8647019 Facility having fanned seabed-to-surface connections Feb. 11, 2014
8616806 Riser support system for use with an offshore platform Dec. 31, 2013
8613322 Method for motion compensation during active intervention operations Dec. 24, 2013
8562256 Floating system connected to an underwater line structure and methods of use Oct. 22, 2013
8540030 Riser lifecycle management system, program product, and related methods Sep. 24, 2013
8528647 Riser pipe with rigid auxiliary lines assembled by pins Sep. 10, 2013
8517111 Systems and methods for circulating out a well bore influx in a dual gradient environment Aug. 27, 2013
8496409 Marine riser tensioner Jul. 30, 2013
8474539 Pull tube sleeve stress joint for floating offshore structure Jul. 2, 2013
8459361 Multipart sliding joint for floating rig Jun. 11, 2013
8439248 Methods and associated apparatus of constructing and installing rigid riser structures May. 14, 2013
8434557 Methods and systems for controlling flow of hydrocarbons from a structure or conduit May. 7, 2013
8425156 Underwater buoy with modular members Apr. 23, 2013
8387703 Tube buoyancy can system Mar. 5, 2013
8336630 Subsea well production system Dec. 25, 2012
8297361 Sea bed oil recovery system Oct. 30, 2012
8282317 Subsea structure and methods of construction and installation thereof Oct. 9, 2012
8256993 Hybrid riser towers and fabrication thereof Sep. 4, 2012
8231308 Hybrid riser tower and method of installation thereof Jul. 31, 2012
8196666 Flexible riser and method for pulling-in and hanging up thereof Jun. 12, 2012
8191636 Method and apparatus for motion compensation during active intervention operations Jun. 5, 2012
8186912 Hybrid riser tower and methods of installing same May. 29, 2012
8162063 Dual gradient drilling ship Apr. 24, 2012
8141645 Offshore gas recovery Mar. 27, 2012
8142108 Riser installation method from an offshore production unit Mar. 27, 2012
8136599 Marine riser tower Mar. 20, 2012
8123438 Ram style tensioner Feb. 28, 2012
8083439 Riser support system for use with an offshore platform Dec. 27, 2011
8083440 Riser tensioner restraint device Dec. 27, 2011
8074720 Riser lifecycle management system, program product, and related methods Dec. 13, 2011
8047297 System for and method of restraining a subsurface exploration and production system Nov. 1, 2011
8016030 Apparatus and method for containing oil from a deep water oil well Sep. 13, 2011
8016520 Connector for releasable connection between an anchorage in the form of a female part arranged on a floating means and a male part formed at the end of a retrievable umbilical Sep. 13, 2011
7987903 Apparatus and method for containing oil from a deep water oil well Aug. 2, 2011
7934560 Free standing riser system and method of installing same May. 3, 2011
7921919 Subsea well control system and method Apr. 12, 2011
7914234 Method and apparatus for restraining a tendon top connector in reverse loading conditions Mar. 29, 2011
7854570 Pontoonless tension leg platform Dec. 21, 2010
7798233 Overpressure protection device Sep. 21, 2010
7798232 Connecting compliant tubular members at subsea locations Sep. 21, 2010
7793724 Subsea manifold system Sep. 14, 2010
7793725 Method for preventing overpressure Sep. 14, 2010
7793726 Marine riser system Sep. 14, 2010
7766580 Energy managing keel joint Aug. 3, 2010
7766581 System, method, and apparatus for independent retention of a locking device on mooring connections Aug. 3, 2010
7744312 Offshore pipe string system and method Jun. 29, 2010

1 2 3 4 5 6

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