Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 29, 2021
Patent Application Number
16860266
Date Filed
April 28, 2020
Patent Citations
Patent Citations Received
Patent Primary Examiner
Patent abstract
A top latch-in plug includes a housing having a bore and a transitionable seal. The transitionable seal seals the bore of the housing when in a first configuration, and the transitionable seal unseals the bore when in a second configuration. The transitionable seal is triggerable to transition from the first configuration to the second configuration. A casing floatation system includes a casing having a pre-load collar and a landing collar; and a lower bottom latch-in plug. The lower bottom latch in plug includes a catch mechanism compatible with the pre-load collar; and a landing mechanism compatible with the landing collar.
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