Patents by Inventor Wade Tipton
Wade Tipton 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: 11957169Abstract: Vapor provision apparatus including a reservoir housing defining a reservoir for liquid, a liquid transport element for transporting liquid from the reservoir to a vaporizer for vaporization and a channel for the liquid transport element, wherein the channel has a sidewall at least partly defined by a section of the reservoir housing; wherein the liquid transport element comprises a first portion arranged to deliver liquid to the vaporizer and a second portion extending along the channel, wherein the channel has a cross-section that corresponds with the cross-section of the second portion of the liquid transport element in the channel, and wherein the section of the reservoir housing that defines the sidewall of the channel has one or more openings to provide fluid communication between the liquid transport element in the channel and liquid in the reservoir.Type: GrantFiled: January 8, 2019Date of Patent: April 16, 2024Assignee: NICOVENTURES TRADING LIMITEDInventors: Mark Potter, Wade Tipton, William Harris, Christopher Rowe, James Davies, James Boonzaier, Conor Devine
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Patent number: 11937646Abstract: A vapor provision system including a vapor generation chamber, a reservoir containing liquid, a vaporizer located in the vapor generation chamber and a liquid transport element arranged to transport liquid from the reservoir through an opening in a wall of the vapor generation chamber to the vaporizer, wherein the liquid transport element in the vapor generation chamber has a cross-sectional area which is greater than that of the opening, and wherein the liquid transport element in the vapor generation chamber abuts the wall surrounding the opening to help prevent leakage.Type: GrantFiled: January 14, 2019Date of Patent: March 26, 2024Assignee: NICOVENTURES TRADING LIMITEDInventors: Mark Potter, Wade Tipton, William Harris, Christopher Rowe, James Davies, James Boonzaier, Conor Devine
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Patent number: 11937637Abstract: An aerosol source for a vapor provision system includes a vapor-generating element; a reservoir for holding source liquid, the reservoir being bounded by a wall having an opening therein; and a liquid transport element including a first portion arranged to receive liquid from the reservoir via the opening, a second portion peripheral to the first portion, and a third portion arranged to deliver liquid from the first portion to the vapor-generating element; wherein at least part of the second portion is compressed against a section of the wall around the opening, in use, to provide a sealing effect around at least part of the first portion to promote movement of liquid towards the vapor-generating element.Type: GrantFiled: January 23, 2019Date of Patent: March 26, 2024Assignee: NICOVENTURES TRADING LIMITEDInventors: Mark Potter, Wade Tipton, William Harris, Christopher Rowe, James Davies, James Boonzaier, Conor Devine
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Patent number: 11388931Abstract: A vapor provision system includes a reservoir containing liquid for vaporization; a vaporizer; a liquid transport element arranged to transport liquid from the reservoir to the vaporizer for vaporization, wherein the liquid transport element extends into the reservoir through an opening in a wall of the reservoir; and a collar mounted around the liquid transport element where it passes through the opening in the wall of the reservoir.Type: GrantFiled: September 4, 2018Date of Patent: July 19, 2022Assignee: Nicoventures Trading LimitedInventors: Mark Potter, Wade Tipton, William Harris, Christopher Rowe, Conor Devine, James Davies, James Boonzaier
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Patent number: 11071327Abstract: A device for controlling electrical power supply in response to air pressure measurement includes an airflow path, a chamber having an aperture, a liquid flow restrictor configured to inhibit ingress of liquid into the chamber via the aperture, a pressure sensor located in the chamber and operable to detect, in the presence of the liquid flow restrictor, air pressure changes caused by air flow in the airflow path, and a circuit for converting air pressure changes detected by the pressure sensor to control signals for controlling output of power from a battery.Type: GrantFiled: September 11, 2017Date of Patent: July 27, 2021Assignee: Nicoventures Trading LimitedInventors: Siddhartha Jain, Wade Tipton, Rupert Barton, William Harris, Rory Fraser
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Publication number: 20210145055Abstract: A liquid transport element for a vapor provision system includes a layer of wicking material and a layer of substrate material rolled together to form a spiral.Type: ApplicationFiled: March 15, 2019Publication date: May 20, 2021Inventors: Mark POTTER, Wade TIPTON, William HARRIS, Christopher ROWE, James DAVIES, James BOONZAIER, Conor DEVINE
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Publication number: 20210093005Abstract: An aerosol source for a vapor provision system includes a vapor-generating element; a reservoir for holding source liquid, the reservoir being bounded by a wall having an opening therein; and a liquid transport element including a first portion arranged to receive liquid from the reservoir via the opening, a second portion peripheral to the first portion, and a third portion arranged to deliver liquid from the first portion to the vapor-generating element; wherein at least part of the second portion is compressed against a section of the wall around the opening, in use, to provide a sealing effect around at least part of the first portion to promote movement of liquid towards the vapor-generating element.Type: ApplicationFiled: January 23, 2019Publication date: April 1, 2021Inventors: Mark POTTER, Wade TIPTON, William HARRIS, Christopher ROWE, James DAVIES, James BOONZAIER, Conor DEVINE
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Publication number: 20210093006Abstract: An aerosol source for a vapor provision system includes a vapor generating element; a reservoir for holding source liquid, the reservoir being bounded by a wall having an opening therein; and a liquid transport element for delivering liquid from the reservoir to the vapor generating element, the liquid transport element having at least one end part inserted into the opening, the end part having a flared portion arranged in contact with the wall of the reservoir to provide a seal for the opening.Type: ApplicationFiled: January 23, 2019Publication date: April 1, 2021Inventors: Mark POTTER, Wade TIPTON, William HARRIS, Christopher ROWE, James DAVIES, James BOONZAIER, Conor DEVINE
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Publication number: 20210093010Abstract: A vapor provision system including a vapor generation chamber, a reservoir containing liquid, a vaporizer located in the vapor generation chamber and a liquid transport element arranged to transport liquid from the reservoir through an opening in a wall of the vapor generation chamber to the vaporizer, wherein the liquid transport element in the vapor generation chamber has a cross-sectional area which is greater than that of the opening, and wherein the liquid transport element in the vapor generation chamber abuts the wall surrounding the opening to help prevent leakage.Type: ApplicationFiled: January 14, 2019Publication date: April 1, 2021Inventors: Mark POTTER, Wade TIPTON, William HARRIS, Christopher ROWE, James DAVIES, James BOONZAIER, Conor DEVINE
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Publication number: 20200345069Abstract: Vapor provision apparatus including a reservoir housing defining a reservoir for liquid, a liquid transport element for transporting liquid from the reservoir to a vaporizer for vaporization and a channel for the liquid transport element, wherein the channel has a sidewall at least partly defined by a section of the reservoir housing; wherein the liquid transport element comprises a first portion arranged to deliver liquid to the vaporizer and a second portion extending along the channel, wherein the channel has a cross-section that corresponds with the cross-section of the second portion of the liquid transport element in the channel, and wherein the section of the reservoir housing that defines the sidewall of the channel has one or more openings to provide fluid communication between the liquid transport element in the channel and liquid in the reservoir.Type: ApplicationFiled: January 8, 2019Publication date: November 5, 2020Inventors: Mark POTTER, Wade TIPTON, William HARRIS, Christopher ROWE, James DAVIES, James BOONZAIER, Conor DEVINE
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Publication number: 20200281270Abstract: A vapor provision system includes a reservoir containing liquid for vaporization; a vaporizer; a liquid transport element arranged to transport liquid from the reservoir to the vaporizer for vaporization, wherein the liquid transport element extends into the reservoir through an opening in a wall of the reservoir; and a collar mounted around the liquid transport element where it passes through the opening in the wall of the reservoir.Type: ApplicationFiled: September 4, 2018Publication date: September 10, 2020Inventors: Mark POTTER, Wade TIPTON, William HARRIS, Christopher ROWE, Conor DEVINE, James DAVIES, James BOONZAIER
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Publication number: 20190274359Abstract: A device for controlling electrical power supply in response to air pressure measurement includes an airflow path, a chamber having an aperture, a liquid flow restrictor configured to inhibit ingress of liquid into the chamber via the aperture, a pressure sensor located in the chamber and operable to detect, in the presence of the liquid flow restrictor, air pressure changes caused by air flow in the airflow path, and a circuit for converting air pressure changes detected by the pressure sensor to control signals for controlling output of power from a battery.Type: ApplicationFiled: September 11, 2017Publication date: September 12, 2019Inventors: Siddhartha JAIN, Wade TIPTON, Rupert BARTON, William HARRIS, Rory FRASER
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Patent number: 9791717Abstract: According to the present invention, there is provided a contact lens assembly comprising a contact lens having an outer edge, a flash ring disposed around the outer edge of the contact lens and a connecting portion connecting the flash ring to the contact lens, wherein the thickness of the connecting portion is less than the thickness of the outer edge of the contact lens. There is also provided a contact lens assembly comprising a contact lens having an outer edge, a flash ring disposed around the outer edge of the contact lens, and a connecting portion connecting the flash ring to the contact lens wherein the mass of the flash ring is at least forty times greater than the mass of the contact lens, suitably at least sixty times greater than the mass of the contact lens.Type: GrantFiled: February 7, 2014Date of Patent: October 17, 2017Assignee: OCUTEC LIMITEDInventors: Wade Tipton, Arthur Reid
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Patent number: 9464159Abstract: The present invention relates to a polyurethane polymer prepared from a mixture comprising: (a) at least one polyol of formula (I), wherein at least three of X1, X2, X3, X4 and X5 are each independently an OH-terminated polyoxyalkylene group, and the remainder of X1, X2, X3. X4 and X5 are each independently H or absent, and Z is a central linking unit; (b) at least one di- or poly-isocyanate; and (c) optionally at least one OH-terminated chain extender. Further aspects of the invention relate to a process for preparing a polyurethane, and to a process for preparing a contact lens.Type: GrantFiled: November 2, 2010Date of Patent: October 11, 2016Assignee: OCUTEC LIMITEDInventors: Abdul Rashid, Roderick William Jonathan Bowers, Wade Tipton, Neil Bonnette Graham
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Patent number: 9243102Abstract: The present invention relates to a thermoplastic polyurethane contact lens prepared from a mixture comprising: (a) at least one polyethylene glycol; (b) at least one di-isocyanate; and (c) at least one diol of formula (I): wherein n is an integer from 1 to 25; wherein the polyethylene glycol, di-isocyanate and diol are reacted under substantially anhydrous conditions. Further aspects of the invention relate to a process for preparing a contact lens.Type: GrantFiled: November 2, 2010Date of Patent: January 26, 2016Assignee: OCUTEC LIMITEDInventors: Abdul Rashid, Roderick William Jonathan Bowers, Wade Tipton, Neil Bonnette Graham
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Publication number: 20150370091Abstract: According to the present invention, there is provided a contact lens assembly comprising a contact lens having an outer edge, a flash ring disposed around the outer edge of the contact lens and a connecting portion connecting the flash ring to the contact lens, wherein the thickness of the connecting portion is less than the thickness of the outer edge of the contact lens. There is also provided a contact lens assembly comprising a contact lens having an outer edge, a flash ring disposed around the outer edge of the contact lens, and a connecting portion connecting the flash ring to the contact lens wherein the mass of the flash ring is at least forty times greater than the mass of the contact lens, suitably at least sixty times greater than the mass of the contact lens.Type: ApplicationFiled: February 7, 2014Publication date: December 24, 2015Inventor: Wade TIPTON
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Publication number: 20150158978Abstract: The present invention relates to a polyurethane polymer composition comprising polyethyleneglycol dialkyl ether. There is also provided a process for preparing a polyurethane. The invention also relates to a process for preparing a polyurethane xerogel in the form of a molded article, said process comprising the steps of: i. preparing a mixture of a. at least one polyethylene glycol or at least one polyol of formula I, wherein at least three of X1, X2, X3, X4 and X5 are each independently an OH-terminated group, and the remainder of X1, X2, X3, X4 and X5 are each independently H or absent, and Z is a central linking unit, a. at least one di- or poly-isocyanate, b. optionally at least one OH-terminated chain extender, and c. at least one polyethyleneglycol dialkyl ether; ii. dispensing the reaction mixture formed in step i) into a mold; iii. allowing the reaction mixture to react and cure; iv. removing the molded article from the mold; and v. hydrating the molded article.Type: ApplicationFiled: February 12, 2015Publication date: June 11, 2015Inventors: Abdul RASHID, Neil Bonnette Graham, Roderick William Jonathan BOWERS, Wade TIPTON
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Patent number: 9000065Abstract: The present invention relates to a polyurethane prepared from a mixture comprising: (a) at least one polyethylene glycol; (b) at least one di-isocyanate; (c) at least one polydialkyl siloxane diol; and (d) at least one diol of formula (I) wherein n is an integer from 1 to 25; wherein the polyethylene glycol, di-isocyanate, polydialkyl siloxane diol and diol are reacted under substantially anhydrous conditions. Further aspects of the invention relate to a process for preparing a polyurethane.Type: GrantFiled: November 2, 2010Date of Patent: April 7, 2015Assignee: Ocutec Ltd.Inventors: Abdul Rashid, Roderick William Jonathan Bowers, Wade Tipton, Neil Bonnette Graham
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Publication number: 20140309328Abstract: The present invention relates to polyurethane polymer compositions prepared by reacting a mixture comprising: a) at least one poly(ethylene glycol), b) at least one polyoxyalkylene diol (typically PPG or a copolymer of ethylene oxide and propylene oxide), c) at least one di- or poly-isocyanate, d) at least one polyol or macropolyol having a functionality greater than 2, or a mixture of such polyols or macropolyols having a functionality greater than 2, e) optionally an additional compound comprising at least one hydroxyl group and at least one primary or secondary amine group. The present invention also relates to an article comprising such a polymer, in particular a medical device such as a contact lens. A process for preparing a polyurethane hydrogel is also provided.Type: ApplicationFiled: April 19, 2012Publication date: October 16, 2014Applicant: Ocutec LimitedInventors: Rashid Abdul, Neil Bonnette Graham, Roderick Bowers, Wade Tipton, John Fraser
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Publication number: 20130053511Abstract: The present invention relates to a polyurethane polymer prepared from a mixture comprising: (a) at least one polyol of formula (I), wherein at least three of X1, X2, X3, X4 and X5 are each independently an OH-terminated polyoxyalkylene group, and the remainder of X1, X2, X3. X4 and X5 are each independently H or absent, and Z is a central linking unit; (b) at least one di- or poly-isocyanate; and (c) optionally at least one OH-terminated chain extender. Further aspects of the invention relate to a process for preparing a polyurethane, and to a process for preparing a contact lens.Type: ApplicationFiled: November 2, 2010Publication date: February 28, 2013Inventors: Abdul Rashid, Roderick William Jonathan Bowers, Wade Tipton, Neil Bonnette Graham