Patents Assigned to Powder Pharmaceuticals Incorporated
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Publication number: 20190366003Abstract: Systems, devices, and methods for delivering therapeutic particles are disclosed. In one variation, a device for delivering particles includes a gas supply configured for supplying gas under pressure, a particle cassette comprising the particles, a cassette housing, and a cassette membrane. The cassette housing can comprise an Ethylene Vinyl Acetate (EVA) copolymer of 18% to 28% by weight of Vinyl Acetate (VA). The device can also include a safety interlock to prevent or minimize the risk that the device will be unintentionally activated. The device can also have a silencer.Type: ApplicationFiled: August 20, 2019Publication date: December 5, 2019Applicant: Powder Pharmaceuticals IncorporatedInventor: Victor K. TSUI
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Patent number: 10384011Abstract: Systems, devices, and methods for delivering therapeutic particles are disclosed. In one variation, a device for delivering particles includes a gas supply configured for supplying gas under pressure, a particle cassette comprising the particles, a cassette housing, and a cassette membrane. The cassette housing can comprise an Ethylene Vinyl Acetate (EVA) copolymer of 18% to 28% by weight of Vinyl Acetate (VA). The device can also include a safety interlock to prevent or minimize the risk that the device will be unintentionally activated. The device can also have a silencer.Type: GrantFiled: October 1, 2015Date of Patent: August 20, 2019Assignee: Powder Pharmaceuticals IncorporatedInventor: Victor K. Tsui
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Patent number: 10384012Abstract: Systems, devices, and methods for delivering therapeutic particles are disclosed. In one variation, a device for delivering particles includes a gas supply configured for supplying gas under pressure, a particle cassette comprising the particles, a cassette housing, and a cassette membrane. The cassette housing can comprise an Ethylene Vinyl Acetate (EVA) copolymer of 18% to 28% by weight of Vinyl Acetate (VA). The device can also include a safety interlock to prevent or minimize the risk that the device will be unintentionally activated. The device can also have a silencer.Type: GrantFiled: March 22, 2016Date of Patent: August 20, 2019Assignee: Powder Pharmaceuticals IncorporatedInventor: Victor K. Tsui
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Patent number: 10071204Abstract: Systems, devices, and methods for delivering therapeutic particles are disclosed. In one variation, a device for delivering particles includes a gas supply configured for supplying gas under pressure, a particle cassette comprising the particles, a cassette housing, and a cassette membrane. The cassette housing can comprise an Ethylene Vinyl Acetate (EVA) copolymer of 18% to 28% by weight of Vinyl Acetate (VA). The device can also include a safety interlock to prevent or minimize the risk that the device will be unintentionally activated. The device can also have a silencer.Type: GrantFiled: October 1, 2015Date of Patent: September 11, 2018Assignee: Powder Pharmaceuticals IncorporatedInventor: Victor K. Tsui
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Publication number: 20160199580Abstract: Systems, devices, and methods for delivering therapeutic particles are disclosed. In one variation, a device for delivering particles includes a gas supply configured for supplying gas under pressure, a particle cassette comprising the particles, a cassette housing, and a cassette membrane. The cassette housing can comprise an Ethylene Vinyl Acetate (EVA) copolymer of 18% to 28% by weight of Vinyl Acetate (VA). The device can also include a safety interlock to prevent or minimize the risk that the device will be unintentionally activated. The device can also have a silencer.Type: ApplicationFiled: March 22, 2016Publication date: July 14, 2016Applicant: Powder Pharmaceuticals IncorporatedInventor: Victor K. TSUI
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Patent number: 9370622Abstract: Systems, devices, and methods for delivering therapeutic particles are disclosed. In one variation, a device for delivering particles includes a gas supply configured for supplying gas under pressure, a particle cassette comprising the particles, a cassette housing, and a cassette membrane. The cassette housing can comprise an Ethylene Vinyl Acetate (EVA) copolymer of 18% to 28% by weight of Vinyl Acetate (VA). The device can also include a safety interlock to prevent or minimize the risk that the device will be unintentionally activated. The device can also have a silencer.Type: GrantFiled: September 29, 2015Date of Patent: June 21, 2016Assignee: Powder Pharmaceuticals IncorporatedInventor: Victor K. Tsui
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Patent number: 9358338Abstract: An article for use in manufacturing particle cassettes comprising one or more single pieces of membrane having a plurality of gas flow passages bonded thereto. The article allows convenient manufacture of particle cassettes. Two such articles may be employed to provide a finished particle cassette and a production line in which a plurality of gas flow passages are conveyed on a single membrane is disclosed.Type: GrantFiled: April 28, 2015Date of Patent: June 7, 2016Assignee: Powder Pharmaceuticals IncorporatedInventors: Nigel R. Bates, Philip T. Price
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Publication number: 20160038681Abstract: Systems, devices, and methods for delivering therapeutic particles are disclosed. In one variation, a device for delivering particles includes a gas supply configured for supplying gas under pressure, a particle cassette comprising the particles, a cassette housing, and a cassette membrane. The cassette housing can comprise an Ethylene Vinyl Acetate (EVA) copolymer of 18% to 28% by weight of Vinyl Acetate (VA). The device can also include a safety interlock to prevent or minimize the risk that the device will be unintentionally activated. The device can also have a silencer.Type: ApplicationFiled: September 29, 2015Publication date: February 11, 2016Applicant: Powder Pharmaceuticals IncorporatedInventor: Victor K. TSUI
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Publication number: 20160022910Abstract: Systems, devices, and methods for delivering therapeutic particles are disclosed. In one variation, a device for delivering particles includes a gas supply configured for supplying gas under pressure, a particle cassette comprising the particles, a cassette housing, and a cassette membrane. The cassette housing can comprise an Ethylene Vinyl Acetate (EVA) copolymer of 18% to 28% by weight of Vinyl Acetate (VA). The device can also include a safety interlock to prevent or minimize the risk that the device will be unintentionally activated. The device can also have a silencer.Type: ApplicationFiled: October 1, 2015Publication date: January 28, 2016Applicant: POWDER PHARMACEUTICALS INCORPORATEDInventor: Victor K. TSUI
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Publication number: 20160022911Abstract: Systems, devices, and methods for delivering therapeutic particles are disclosed. In one variation, a device for delivering particles includes a gas supply configured for supplying gas under pressure, a particle cassette comprising the particles, a cassette housing, and a cassette membrane. The cassette housing can comprise an Ethylene Vinyl Acetate (EVA) copolymer of 18% to 28% by weight of Vinyl Acetate (VA). The device can also include a safety interlock to prevent or minimize the risk that the device will be unintentionally activated. The device can also have a silencer.Type: ApplicationFiled: October 1, 2015Publication date: January 28, 2016Applicant: POWDER PHARMACEUTICALS INCORPORATEDInventor: Victor K. TSUI
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Publication number: 20150231332Abstract: An article for use in manufacturing particle cassettes comprising one or more single pieces of membrane having a plurality of gas flow passages bonded thereto. The article allows convenient manufacture of particle cassettes. Two such articles may be employed to provide a finished particle cassette and a production line in which a plurality of gas flow passages are conveyed on a single membrane is disclosed.Type: ApplicationFiled: April 28, 2015Publication date: August 20, 2015Applicant: Powder Pharmaceuticals IncorporatedInventors: Nigel R. BATES, Philip T. PRICE
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Patent number: 9044546Abstract: An article for use in manufacturing particle cassettes comprising one or more single pieces of membrane having a plurality of gas flow passages bonded thereto. The article allows convenient manufacture of particle cassettes. Two such articles may be employed to provide a finished particle cassette and a production line in which a plurality of gas flow passages are conveyed on a single membrane is disclosed.Type: GrantFiled: August 22, 2013Date of Patent: June 2, 2015Assignee: Powder Pharmaceuticals IncorporatedInventors: Nigel R. Bates, Philip T. Price
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Publication number: 20100173005Abstract: A composition is provided for administration to a subject by way of a needleless syringe. The composition is formed from particles having a mean mass aerodynamic diameter of from 1 to 250 microns, and an envelope density of from 0.1 to 25 g/cm.sup.3, where the particles include a biologically active agent and a sustained-release material that controls release of the active agent to a subject following administration of the composition thereto. Methods for delivering a biologically active agent to a subject are also provided.Type: ApplicationFiled: March 1, 2010Publication date: July 8, 2010Applicant: POWDER PHARMACEUTICALS INCORPORATEDInventors: Steven J. PRESTRELSKI, Terry L. BURKOTH, Gordon M. SAUL, Kevin J. BRODBECK
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Publication number: 20100121262Abstract: An article for use in manufacturing particle cassettes comprising one or more single pieces of membrane having a plurality of gas flow passages bonded thereto. The article allows convenient manufacture of particle cassettes. Two such articles may be employed to provide a finished particle cassette and a production line in which a plurality of gas flow passages are conveyed on a single membrane is disclosed.Type: ApplicationFiled: November 4, 2009Publication date: May 13, 2010Applicants: LEE'S PHARMACEUTICAL (HK), LTD., Powder Pharmaceuticals IncorporatedInventors: Nigel Robert BATES, Philip Thomas PRICE