Patents Represented by Attorney, Agent or Law Firm Philip Mendes da Costa Bereskin & Parr
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Patent number: 7338587Abstract: An electrochemical process for the oxidation of an alkane to at least one corresponding alkene uses an electrochemical cell having an anode chamber on one side of a proton conducting medium, and a cathode chamber on the other side of the said medium. The alkane is oxidized in the anode chamber to produce at least one corresponding alkene and protons are transferred through a proton conducting membrane to the cathode chamber where protons combine with a proton acceptor, while generating electricity and water. An apparatus for use in the process is also provided.Type: GrantFiled: November 9, 2001Date of Patent: March 4, 2008Assignee: The Governors of the University of AlbertaInventors: Karl T. Chuang, Alan R. Sanger, Jingli Luo, Stefan V. Slavov
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Patent number: 6361686Abstract: A treatment carafe for an apparatus for treating ozone with water is disclosed. A treatment carafe has a water inlet which is automatically sealed when the user places the carafe on a base member. There is also provided a gas conduit so that off gases which accumulate in the carafe may be vented during the treatment cycle. The gas conduit is automatically connected in air flow communication with an off gas conduit when the carafe is placed on the base member.Type: GrantFiled: October 14, 1999Date of Patent: March 26, 2002Assignee: Fantom Technologies Inc.Inventor: Wayne Ernest Conrad
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Patent number: 5875596Abstract: A panel structure comprises a frame members defining the perimeter of the panel structure. The frame members have a first side facing outwardly of the panel structure and an opposed side facing inwardly. A panel member extends between the frame members and is engagable therewith. The panel member comprises an inner honeycomb core constructed from cellulosic material and having a pair of opposed side faces and a pair of opposed side panel members having a first side facing outwardly of the panel structure and an opposed side facing inwardly. Each of the opposed side faces is affixed to a respective side of the honeycomb core. The side panels are constructed essentially from material which, when not affixed to the honeycomb core, is non-structural and, when affixed to the honeycomb core, has a tensile strength sufficient to prevent compressive movement of the opposed side of the honey comb core.Type: GrantFiled: May 30, 1997Date of Patent: March 2, 1999Assignee: Global Upholstery CompanyInventor: Vlad Muller
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Patent number: 5695555Abstract: A paving asphalt cement for use in preparing a paving asphalt comprises from about 5 to about 90 weight % of a catalytically oxidized paving asphalt precursor, from about 10 to about 95 weight % of a unoxidized paving asphalt precursor and, from about 1 to about 25 weight % of a heavy vacuum gas oil.Type: GrantFiled: June 7, 1996Date of Patent: December 9, 1997Assignee: Petro CanadaInventors: Nabil Kamel, Laverne Miller
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Patent number: 5649874Abstract: A transparent sphere comprised of a hardened polymeric resin has an insert provided therein. The sphere is prepared such that there is no air gap between the polymeric resin and the insert. The insert is sized to provide an apparent size of the insert which appears to be substantially the same as the diameter of the sphere and to maintain the structural integrity of the sphere under normal conditions of use of the sphere.Type: GrantFiled: August 5, 1996Date of Patent: July 22, 1997Assignee: Marble Vision Inc.Inventors: Stephen J. Headford, Ilse Treurnicht, Tony Redpath, Tom Clarke
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Patent number: D387917Type: GrantFiled: April 8, 1997Date of Patent: December 23, 1997Assignee: Global Upholstery CompanyInventors: Romeo Tedesco, Jocelyn Beaulieu
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Patent number: D388269Type: GrantFiled: February 29, 1996Date of Patent: December 30, 1997Assignee: Global Upholstery CompanyInventors: Romeo Tedesco, Jocelyn Beaulieu
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Patent number: D390388Type: GrantFiled: September 25, 1996Date of Patent: February 10, 1998Assignee: Global Upholstery CompanyInventors: Peter Kaczmarek, Brian Gagnon
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Patent number: D405617Type: GrantFiled: September 25, 1996Date of Patent: February 16, 1999Assignee: Global Upholstery CompanyInventors: Peter Kaczmarek, Brian Gagnon
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Patent number: D405968Type: GrantFiled: February 4, 1998Date of Patent: February 23, 1999Assignee: Global Upholstery CompanyInventor: Jocelyn Beaulieu
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Patent number: D405969Type: GrantFiled: February 4, 1998Date of Patent: February 23, 1999Assignee: Global Upholstery CompanyInventor: Jocelyn Beaulieu
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Patent number: D405970Type: GrantFiled: May 29, 1998Date of Patent: February 23, 1999Assignee: Global Upholstery CompanyInventor: Peter Kaczmarek
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Patent number: D407875Type: GrantFiled: November 28, 1997Date of Patent: April 6, 1999Assignee: Fantom Technologies Inc.Inventors: Thomas H. Burchard, David Malina
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Patent number: D408929Type: GrantFiled: January 23, 1998Date of Patent: April 27, 1999Inventors: Jeffery Fear, James Hayward
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Patent number: D409013Type: GrantFiled: May 29, 1998Date of Patent: May 4, 1999Assignee: Global Upholstery CompanyInventor: Peter Kaczmarek
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Patent number: D409404Type: GrantFiled: May 29, 1998Date of Patent: May 11, 1999Assignee: Global Upholstery CompanyInventor: Peter Kaczmarek
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Patent number: D409406Type: GrantFiled: May 29, 1998Date of Patent: May 11, 1999Assignee: Global Upholstery CompanyInventor: Peter Kaczmarek
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Patent number: D410151Type: GrantFiled: May 11, 1998Date of Patent: May 25, 1999Assignee: Teknion Furniture Systems Inc.Inventor: Zooey Chu
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Patent number: D414350Type: GrantFiled: January 23, 1998Date of Patent: September 28, 1999Assignees: Jeffery Fear, James HaywardInventors: Jeffery Fear, James Hayward
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Patent number: D419007Type: GrantFiled: May 11, 1998Date of Patent: January 18, 2000Assignee: Teknion Furniture Systems Inc.Inventor: Zooey Chu