Patents by Inventor Mohammad Unnus Qasim
Mohammad Unnus Qasim has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11971113Abstract: An equalization valve includes a valve body defining an inlet body, an outlet body, and a gate slot, the inlet body defining an inlet passage and the outlet body defining an outlet passage; a gate defining an equalization chamber, a first equalization channel, and a second equalization channel, the equalization chamber and the first and second equalization channels defining an equalization pathway across the gate; and an actuation stem slidable within the equalization chamber between a first chamber position, wherein the actuation stem blocks the equalization pathway, and a second chamber position, wherein the actuation stem unblocks the equalization pathway; wherein the actuation stem is further slidable within the gate slot of the valve body between a first valve position, wherein the gate is seated with the valve body, and a second valve position, wherein the gate is unseated from the valve body.Type: GrantFiled: April 26, 2023Date of Patent: April 30, 2024Assignee: Mueller International, LLCInventors: Timothy Wayne Stern, Rock Allen Powell, Jr., Mohammad Unnus Qasim
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Publication number: 20240003433Abstract: A pipe stopper includes an expandable stopper body defining a stopper cavity and configurable in an expanded configuration and a contracted configuration; a pressure assembly comprising a pressure housing and a piston, the piston slidably engaged with a housing cavity of the pressure housing, the piston operatively connected to the expandable stopper body; and a locking assembly comprising a locking ring movable between a locked configuration and an unlocked configuration, wherein the locking ring is configured to engage the expandable stopper body in the locked configuration to prohibit contraction of the expandable stopper body and to secure the pipe stopper in the expanded configuration.Type: ApplicationFiled: June 30, 2023Publication date: January 4, 2024Inventors: James Webber, Mohammad Unnus Qasim
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Publication number: 20230304621Abstract: A machine includes a tool housing defining a housing cavity; a first tool coupled to a first linear drive mechanism, the first tool linearly repositionable along an axis by the first linear drive mechanism about and between a first retracted position and an extended position, the first tool positioned within the housing cavity in the first retracted position, the first tool positioned external to the housing cavity in the extended position; and a second tool coupled to a second linear drive mechanism, the second tool linearly repositionable along the axis by the second linear drive mechanism about and between a second retracted position and a sealing position, the second tool positioned within the housing cavity in the second retracted position, the second tool positioned external to the housing cavity in the sealing position.Type: ApplicationFiled: May 18, 2023Publication date: September 28, 2023Inventors: Mohammad Unnus Qasim, Yixin Li, Ryan Fairchild Larson
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Patent number: 11767919Abstract: A method of using a pipe stopper to stop fluid flow through a pipeline includes providing the pipe stopper, the pipe stopper comprising an expandable stopper body and a pressure assembly, the expandable stopper body configurable in an expanded configuration and a contracted configuration, the pressure assembly configurable in an open configuration and a closed configuration and comprising a housing cavity; lowering the expandable stopper body of the pipe stopper into a pipe channel of the pipeline in the contracted configuration; orienting the pressure assembly in the open configuration, wherein an upper portion of the housing cavity is in fluid communication with an atmosphere external to the pipeline and a lower portion of the housing cavity is in fluid communication with the pipe channel; and biasing the expandable stopper body to the expanded configuration to block fluid flow through the pipe channel.Type: GrantFiled: November 14, 2022Date of Patent: September 26, 2023Assignee: Mueller International, LLCInventors: James Webber, Mohammad Unnus Qasim
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Publication number: 20230265928Abstract: An equalization valve includes a valve body defining an inlet body, an outlet body, and a gate slot, the inlet body defining an inlet passage and the outlet body defining an outlet passage; a gate defining an equalization chamber, a first equalization channel, and a second equalization channel, the equalization chamber and the first and second equalization channels defining an equalization pathway across the gate; and an actuation stem slidable within the equalization chamber between a first chamber position, wherein the actuation stem blocks the equalization pathway, and a second chamber position, wherein the actuation stem unblocks the equalization pathway; wherein the actuation stem is further slidable within the gate slot of the valve body between a first valve position, wherein the gate is seated with the valve body, and a second valve position, wherein the gate is unseated from the valve body.Type: ApplicationFiled: April 26, 2023Publication date: August 24, 2023Inventors: Timothy Wayne Stern, Rock Allen Powell, JR., Mohammad Unnus Qasim
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Patent number: 11732810Abstract: A pipe stopper includes an expandable stopper body defining a stopper cavity and configurable in an expanded configuration and a contracted configuration; a pressure assembly comprising a pressure housing and a piston, the piston slidably engaged with a housing cavity of the pressure housing, the piston operatively connected to the expandable stopper body; and a locking assembly comprising a locking rod and a locking device, a lower end of the locking rod disposed within the housing cavity, the locking rod further comprising a rod engagement mechanism, the locking device comprising a locking engagement mechanism; wherein the locking device is configurable in a locked configuration and an unlocked configuration, and wherein, in the locked configuration, the locking engagement mechanism engages the rod engagement mechanism to lock the expandable stopper body in the expanded configuration.Type: GrantFiled: November 14, 2022Date of Patent: August 22, 2023Assignee: Mueller International LLCInventors: James Webber, Mohammad Unnus Qasim
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Patent number: 11703131Abstract: A pipe stopper assembly includes a stopper fitting defining a fitting channel, the stopper fitting configured to be mounted to a pipeline; and a pipe stopper positioned in the fitting channel and comprising an expandable stopper body and a pressure assembly, the expandable stopper body configurable in an expanded configuration and a contracted configuration, the pressure assembly configurable in an open configuration and a closed configuration; wherein, in the open configuration, the expandable stopper body is biased to the expanded configuration, and in the closed configuration, the expandable stopper body is biased to the contracted configuration; and wherein, in the expanded configuration, fluid is prohibited from flowing through the fitting channel, and in the contracted configuration, fluid is permitted to flow through the fitting channel.Type: GrantFiled: November 14, 2022Date of Patent: July 18, 2023Assignee: Mueller International, LLCInventors: James Webber, Mohammad Unnus Qasim
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Patent number: 11692659Abstract: A machine includes a tool housing defining a housing cavity; a first tool coupled to a first linear drive mechanism, the first tool linearly repositionable along an axis by the first linear drive mechanism about and between a first retracted position and an extended position, the first tool positioned within the housing cavity in the first retracted position, the first tool positioned external to the housing cavity in the extended position; and a second tool coupled to a second linear drive mechanism, the second tool linearly repositionable along the axis by the second linear drive mechanism about and between a second retracted position and a sealing position, the second tool positioned within the housing cavity in the second retracted position, the second tool positioned external to the housing cavity in the sealing position.Type: GrantFiled: March 25, 2022Date of Patent: July 4, 2023Assignee: Mueller International, LLCInventors: Mohammad Unnus Qasim, Yixin Li, Ryan Fairchild Larson
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Patent number: 11668400Abstract: An equalization valve includes a valve body defining a gate slot; a gate defining an equalization chamber, a first equalization channel, and a second equalization channel, the equalization chamber and the first and second equalization channels defining an equalization pathway across the gate; and an actuation stem slidable within the equalization chamber between a first chamber position, wherein the actuation stem blocks the equalization pathway, and a second chamber position, wherein the actuation stem unblocks the equalization pathway; wherein the actuation stem is further slidable within the gate slot of the valve body between a first valve position, wherein the gate is seated with the valve body, and a second valve position, wherein the gate is unseated from the valve body.Type: GrantFiled: May 17, 2022Date of Patent: June 6, 2023Assignee: Mueller International, LLCInventors: Timothy Wayne Stern, Rock Allen Powell, Jr., Mohammad Unnus Qasim
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Publication number: 20230082831Abstract: A plug can include a body defining a top body end and a bottom body end, the body defining an outer surface extending between the top body end and the bottom body end and a plug recess extending into the body from the outer surface; and a locking mechanism including a locking bar, the locking bar rotationally fixed relative to the body, the locking mechanism reconfigurable between a locked configuration and an unlocked configuration, the locking bar positioned at least partially within the plug recess, at least a portion of the locking bar extending outward from the plug recess in the locked configuration.Type: ApplicationFiled: September 14, 2021Publication date: March 16, 2023Inventors: Mohammad Unnus Qasim, Yixin Li, Timothy Wayne Stern
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Publication number: 20230073873Abstract: A pipe stopper assembly includes a stopper fitting defining a fitting channel, the stopper fitting configured to be mounted to a pipeline; and a pipe stopper positioned in the fitting channel and comprising an expandable stopper body and a pressure assembly, the expandable stopper body configurable in an expanded configuration and a contracted configuration, the pressure assembly configurable in an open configuration and a closed configuration; wherein, in the open configuration, the expandable stopper body is biased to the expanded configuration, and in the closed configuration, the expandable stopper body is biased to the contracted configuration; and wherein, in the expanded configuration, fluid is prohibited from flowing through the fitting channel, and in the contracted configuration, fluid is permitted to flow through the fitting channel.Type: ApplicationFiled: November 14, 2022Publication date: March 9, 2023Inventors: James Webber, Mohammad Unnus Qasim
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Publication number: 20230072298Abstract: A pipe stopper includes an expandable stopper body defining a stopper cavity and configurable in an expanded configuration and a contracted configuration; a pressure assembly comprising a pressure housing and a piston, the piston slidably engaged with a housing cavity of the pressure housing, the piston operatively connected to the expandable stopper body; and a locking assembly comprising a locking rod and a locking device, a lower end of the locking rod disposed within the housing cavity, the locking rod further comprising a rod engagement mechanism, the locking device comprising a locking engagement mechanism; wherein the locking device is configurable in a locked configuration and an unlocked configuration, and wherein, in the locked configuration, the locking engagement mechanism engages the rod engagement mechanism to lock the expandable stopper body in the expanded configuration.Type: ApplicationFiled: November 14, 2022Publication date: March 9, 2023Inventors: James Webber, Mohammad Unnus Qasim
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Publication number: 20230071010Abstract: A method of using a pipe stopper to stop fluid flow through a pipeline includes providing the pipe stopper, the pipe stopper comprising an expandable stopper body and a pressure assembly, the expandable stopper body configurable in an expanded configuration and a contracted configuration, the pressure assembly configurable in an open configuration and a closed configuration and comprising a housing cavity; lowering the expandable stopper body of the pipe stopper into a pipe channel of the pipeline in the contracted configuration; orienting the pressure assembly in the open configuration, wherein an upper portion of the housing cavity is in fluid communication with an atmosphere external to the pipeline and a lower portion of the housing cavity is in fluid communication with the pipe channel; and biasing the expandable stopper body to the expanded configuration to block fluid flow through the pipe channel.Type: ApplicationFiled: November 14, 2022Publication date: March 9, 2023Inventors: James Webber, Mohammad Unnus Qasim
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Patent number: 11525518Abstract: A pipe stopper includes an expandable stopper body defining a stopper cavity and configurable in an expanded configuration and a contracted configuration; a pressure assembly comprising a pressure housing and a piston, the piston slidably engaged with a housing cavity of the pressure housing, the piston operatively connected to the expandable stopper body; and a valve stem define a stem fluid pathway, the valve stem movable between an open position and a closed position; wherein, in the open position, the stem fluid pathway is in fluid communication with the housing cavity and the expandable stopper body is movable to the expanded configuration, and in the closed configuration, the stem fluid pathway is not in fluid communication with the housing cavity and the expandable stopper body is movable to the contracted configuration.Type: GrantFiled: August 17, 2021Date of Patent: December 13, 2022Assignee: Mueller International, LLCInventors: James Webber, Mohammad Unnus Qasim
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Publication number: 20220307641Abstract: A machine includes a tool housing defining a housing cavity; a first tool coupled to a first linear drive mechanism, the first tool linearly repositionable along an axis by the first linear drive mechanism about and between a first retracted position and an extended position, the first tool positioned within the housing cavity in the first retracted position, the first tool positioned external to the housing cavity in the extended position; and a second tool coupled to a second linear drive mechanism, the second tool linearly repositionable along the axis by the second linear drive mechanism about and between a second retracted position and a sealing position, the second tool positioned within the housing cavity in the second retracted position, the second tool positioned external to the housing cavity in the sealing position.Type: ApplicationFiled: March 25, 2022Publication date: September 29, 2022Inventors: Mohammad Unnus Qasim, Yixin Li, Ryan Fairchild Larson
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Publication number: 20220275869Abstract: An equalization valve includes a valve body defining a gate slot; a gate defining an equalization chamber, a first equalization channel, and a second equalization channel, the equalization chamber and the first and second equalization channels defining an equalization pathway across the gate; and an actuation stem slidable within the equalization chamber between a first chamber position, wherein the actuation stem blocks the equalization pathway, and a second chamber position, wherein the actuation stem unblocks the equalization pathway; wherein the actuation stem is further slidable within the gate slot of the valve body between a first valve position, wherein the gate is seated with the valve body, and a second valve position, wherein the gate is unseated from the valve body.Type: ApplicationFiled: May 17, 2022Publication date: September 1, 2022Inventors: Timothy Wayne Stern, Rock Allen Powell, JR., Mohammad Unnus Qasim
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Patent number: 11359727Abstract: Example aspects of an equalization valve are disclosed. The equalization valve can comprise a gate defining a first face, a second face, and a sidewall extending between the first face and second face, the gate further defining an equalization chamber extending into the sidewall, a first equalization channel extending from the first face to the equalization chamber, and a second equalization channel extending from the second face to the equalization chamber; and an actuation stem defining a lower portion slidably engaged with the equalization chamber, the actuation stem movable between a first position, wherein the actuation stem blocks the first equalization channel to prevent the flow of one of gas and fluid through the equalization valve, and a second position, wherein the actuation stem unblocks the first equalization channel to allow the flow of the one of gas and fluid through the equalization valve.Type: GrantFiled: November 9, 2020Date of Patent: June 14, 2022Assignee: Mueller International, LLCInventors: Timothy Wayne Stern, Rock Allen Powell, Jr., Mohammad Unnus Qasim
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Publication number: 20220145998Abstract: Example aspects of an equalization valve are disclosed. The equalization valve can comprise a gate defining a first face, a second face, and a sidewall extending between the first face and second face, the gate further defining an equalization chamber extending into the sidewall, a first equalization channel extending from the first face to the equalization chamber, and a second equalization channel extending from the second face to the equalization chamber; and an actuation stem defining a lower portion slidably engaged with the equalization chamber, the actuation stem movable between a first position, wherein the actuation stem blocks the first equalization channel to prevent the flow of one of gas and fluid through the equalization valve, and a second position, wherein the actuation stem unblocks the first equalization channel to allow the flow of the one of gas and fluid through the equalization valve.Type: ApplicationFiled: November 9, 2020Publication date: May 12, 2022Inventors: Timothy Wayne Stern, Rock Allen Powell, JR., Mohammad Unnus Qasim