Patents Assigned to Top-Co Cementing Products Inc.
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Patent number: 9689230Abstract: In an exemplary embodiment, an apparatus includes a valve assembly, the valve assembly including a tubular member and a valve connected thereto, wherein the valve permits fluid flow through the tubular member in a first direction and prevents fluid flow through the tubular member in a second direction that is opposite the first direction. A plug is adapted to be secured to the valve assembly so that the plug is prevented from moving, relative to the valve assembly, in the first and second directions. In an exemplary embodiment, the apparatus is a cementing plug apparatus, which can plug a tubular string or casing so that fluid flow therethrough is prevented. In an exemplary embodiment, the tubular string or casing may be positioned within a preexisting structure such as, for example, a wellbore.Type: GrantFiled: November 21, 2012Date of Patent: June 27, 2017Assignee: Top-Co Cementing Products Inc.Inventor: Gregory James Alexander Andrigo
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Patent number: 9328568Abstract: A casing centralizer and method according to which a body covers at least a portion of a frame. In an exemplary embodiment, the body is overmolded around the frame. In an exemplary embodiment, the casing centralizer centralizes a casing within a wellbore to facilitate oil and gas exploration and production operations.Type: GrantFiled: October 2, 2013Date of Patent: May 3, 2016Assignee: Top-Co Cementing Products, Inc.Inventor: Gregory James Alexander Andrigo
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Publication number: 20140224479Abstract: A stage tool apparatus and components for same are described. In several exemplary embodiments, the stage tool apparatus is part of tubular string or casing positioned within a preexisting structure such as, for example, a wellbore.Type: ApplicationFiled: February 4, 2014Publication date: August 14, 2014Applicant: Top-Co Cementing Products Inc.Inventor: Gregory James Alexander Andrigo
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Publication number: 20140151026Abstract: A casing centralizer and method according to which a body covers at least a portion of a frame. In an exemplary embodiment, the body is overmolded around the frame. In an exemplary embodiment, the casing centralizer centralizes a casing within a wellbore to facilitate oil and gas exploration and production operations.Type: ApplicationFiled: October 2, 2013Publication date: June 5, 2014Applicant: Top-Co Cementing Products Inc.Inventor: Gregory James Alexander Andrigo
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Publication number: 20140138097Abstract: In an exemplary embodiment, an apparatus includes a valve assembly, the valve assembly including a tubular member and a valve connected thereto, wherein the valve permits fluid flow through the tubular member in a first direction and prevents fluid flow through the tubular member in a second direction that is opposite the first direction. A plug is adapted to be secured to the valve assembly so that the plug is prevented from moving, relative to the valve assembly, in the first and second directions. In an exemplary embodiment, the apparatus is a cementing plug apparatus, which can plug a tubular string or casing so that fluid flow therethrough is prevented. In an exemplary embodiment, the tubular string or casing may be positioned within a preexisting structure such as, for example, a wellbore.Type: ApplicationFiled: November 21, 2012Publication date: May 22, 2014Applicant: TOP-CO CEMENTING PRODUCTS INC.Inventor: Gregory James Alexander Andrigo
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Patent number: 8496051Abstract: A stage tool apparatus is described. In several exemplary embodiments, the stage tool apparatus is part of tubular string or casing positioned within a preexisting structure such as, for example, a wellbore.Type: GrantFiled: October 5, 2010Date of Patent: July 30, 2013Assignee: Top-Co Cementing Products Inc.Inventors: Gene Cejero, Hoang The Truong, Steve Giordano
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Publication number: 20110079381Abstract: A stage tool apparatus is described. In several exemplary embodiments, the stage tool apparatus is part of tubular string or casing positioned within a preexisting structure such as, for example, a wellbore.Type: ApplicationFiled: October 5, 2010Publication date: April 7, 2011Applicant: Top-Co Cementing Products Inc.Inventors: Gene Cejero, Hoang The Truong, Steve Giordano
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Patent number: D663750Type: GrantFiled: October 28, 2011Date of Patent: July 17, 2012Assignee: Top-Co Cementing Products Inc.Inventors: Gregory Andrigo, Alfredo Sanchez
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Patent number: D664568Type: GrantFiled: October 28, 2011Date of Patent: July 31, 2012Assignee: Top-Co Cementing Products, Inc.Inventors: Gregory Andrigo, Alfredo Sanchez
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Patent number: D665824Type: GrantFiled: October 28, 2011Date of Patent: August 21, 2012Assignee: Top-Co Cementing Products Inc.Inventors: Gregory Andrigo, Alfredo Sanchez
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Patent number: D665825Type: GrantFiled: October 28, 2011Date of Patent: August 21, 2012Assignee: Top-Co Cementing Products Inc.Inventors: Gregory Andrigo, Alfredo Sanchez
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Patent number: D674817Type: GrantFiled: October 28, 2011Date of Patent: January 22, 2013Assignee: Top-Co Cementing Products Inc.Inventors: Gregory Andrigo, Alfredo Sanchez
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Patent number: D674818Type: GrantFiled: October 28, 2011Date of Patent: January 22, 2013Assignee: Top-Co Cementing Products Inc.Inventors: Gregory Andrigo, Alfredo Sanchez