Patent assignee · GB · COMPANY

Swelltec Limited

26Patents
26Active
26Granted
49Portfolio score

Filing activity: Apr 10, 2008 → Dec 22, 2014 · 14 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7784550B2 Downhole apparatus with a swellable connector Fixed Constructions 39 Active
US8083000B2 Swellable packer having a cable conduit Emerging Cross-Sectional Technologies 23 Active
US8459367B2 Swellable packer having a cable conduit Emerging Cross-Sectional Technologies 17 Active
US8151894B2 Downhole apparatus with a swellable support structure Fixed Constructions 12 Active
US8636074B2 Elongated sealing member for downhole tool Emerging Cross-Sectional Technologies 11 Active
US7896085B2 Downhole apparatus with a swellable support structure Fixed Constructions 10 Active
US8561689B2 Swellable downhole apparatus and support assembly Fixed Constructions 6 Active
US8074723B2 Ring member for a swellable downhole packer Emerging Cross-Sectional Technologies 5 Active
US8540032B2 Apparatus and method with hydrocarbon swellable and water swellable body Chemistry; Metallurgy 5 Active
US8752638B2 Downhole apparatus with a swellable centraliser Fixed Constructions 4 Active
US8490708B2 Downhole apparatus and method Fixed Constructions 4 Active
US8191643B2 Downhole apparatus with a swellable seal Fixed Constructions 3 Active
US8408316B2 Downhole apparatus with a swellable support structure Fixed Constructions 3 Active
US8584764B2 Downhole apparatus with a swellable support structure Fixed Constructions 2 Active
US8403046B2 Apparatus and method for providing an alternate flow path in isolation devices Fixed Constructions 2 Active
US8396667B2 Method and apparatus for testing swellable materials Emerging Cross-Sectional Technologies 2 Active
US8336619B2 Downhole apparatus with a swellable mantle Fixed Constructions 2 Active
US8627894B2 Ring member for a swellable downhole packer Emerging Cross-Sectional Technologies 2 Active
US8464800B2 Expandable member for downhole tool Fixed Constructions 2 Active
US8590617B2 Apparatus and method for providing an alternate flow path in isolation devices Fixed Constructions 1 Active
US9745818B2 Downhole isolation methods and apparatus therefor Fixed Constructions 1 Active
US8136605B2 Swellable packer with fluid supply Fixed Constructions 1 Active
US8960315B2 Swellable downhole apparatus and support assembly Fixed Constructions 1 Active
US8794339B2 Downhole apparatus with a swellable support structure Fixed Constructions 0 Active
US9512691B2 Elongated sealing member for downhole tool Emerging Cross-Sectional Technologies 0 Active

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