Patents by Inventor Steve Yeager
Steve Yeager 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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Publication number: 20250123158Abstract: Temperature indication labels, including low temperature ascending indication labels, that provide a visible color change when a temperature rises above a target temperature, in some applications a target temperature below room temperature. For low temperature ascending indication labels, the indicator needs activated by cooling or freezing. A transparent polymer layer is present over a deposition of a temperature indication composition in a suitable thickness to protect (insulate) the same from environmental interference, such that the temperature indication composition better reflects the temperature of the thermal mass to which it is adhered and intended to monitor. One example application a low temperature ascending indication label is a blood bag filled with blood, which is stored at 6° C. and transported at 10° C. Another is refrigerated storage of medical items and food to be stored in a range of 2° C. to 8° C.Type: ApplicationFiled: October 11, 2024Publication date: April 17, 2025Applicant: MICROTEK LABORATORIES, INC.Inventors: Steve Yeager, Leslie Teague, Olivia Davis
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Patent number: 10401232Abstract: Visual and electronically readable temperature indicators and methods of making the same have an electric circuit with a microchip and a bridge within the circuit, and a facing material over the electric circuit. The bridge includes either a single layer or multiple layers that include a conductive material, a phase change material having a pre-selected melt temperature, a binder, a first colorant that is soluble in the phase change material and/or a second colorant that is a special effect pigment. In operation, at temperatures below the pre-selected melt temperature, the bridge is electrically conductive, and at a temperature at or above the pre-selected melt temperature, the phase change material melts and dilutes the conductive material, so that the bridge is electrically non-conductive, and a color change occurs that is visible to the user through the facing material such as through a transparent window or in an absorbent material.Type: GrantFiled: January 25, 2017Date of Patent: September 3, 2019Assignee: KLT Technology, Inc.Inventors: Steve Yeager, Justine Gaston, Carl M. Lentz, Randall Lane
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Patent number: 9902861Abstract: A printable ink for reversible thermal indicators that includes microcapsules retaining therein a core material that is opaque as a solid and transparent as a liquid, and a binder and a rheology modifier as a carrier for the microcapsules. The binder and the rheology modifier are either the same substance or different substances. The microcapsules in the printable ink retain the core material therein for repeated, reversible transitions from solid to liquid and liquid to solid.Type: GrantFiled: June 22, 2015Date of Patent: February 27, 2018Assignee: KLT TechnologiesInventors: Randall Lane, Steve Yeager, Victor Uttinger
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Publication number: 20170211992Abstract: Visual and electronically readable temperature indicators and methods of making the same have an electric circuit with a microchip and a bridge within the circuit, and a facing material over the electric circuit. The bridge includes either a single layer or multiple layers that include a conductive material, a phase change material having a pre-selected melt temperature, a binder, a first colorant that is soluble in the phase change material and/or a second colorant that is a special effect pigment. In operation, at temperatures below the pre-selected melt temperature, the bridge is electrically conductive, and at a temperature at or above the pre-selected melt temperature, the phase change material melts and dilutes the conductive material, so that the bridge is electrically non-conductive, and a color change occurs that is visible to the user through the facing material such as through a transparent window or in an absorbent material.Type: ApplicationFiled: January 25, 2017Publication date: July 27, 2017Applicant: KLT TechnologiesInventors: Steve Yeager, Justine Gaston, Carl M. Lentz, Randall Lane
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Publication number: 20150368487Abstract: A printable ink for reversible thermal indicators that includes microcapsules retaining therein a core material that is opaque as a solid and transparent as a liquid, and a binder and a rheology modifier as a carrier for the microcapsules. The binder and the rheology modifier are either the same substance or different substances. The microcapsules in the printable ink retain the core material therein for repeated, reversible transitions from solid to liquid and liquid to solid.Type: ApplicationFiled: June 22, 2015Publication date: December 24, 2015Applicant: KLT TECHNOLOGIESInventors: Randall Lane, Steve Yeager, Victor Uttinger
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Publication number: 20040083205Abstract: A method for continuous knowledgebase content access improvement comprises receiving a search string and resultant search results of the knowledgebase content, establishing whether a valid result matches the search string, and increasing weighting of matching valid search result content.Type: ApplicationFiled: October 29, 2002Publication date: April 29, 2004Inventor: Steve Yeager
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Patent number: 5390791Abstract: A portable medicine carrier and protector for storing and transporting medicine stored in vials. The vials may be of different sizes. The medicine carrier and protector includes a hollow, thin walled medicine carrier. The carrier is substantially filled with a paraffinic hydrocarbon (C14-C18) such as Hexadecane, an alpha olefin (C14-C20), or a material such as Dimethyl Sulfoxide. A cavity is disposed in a top surface of the carrier. The cavity being formed from a plurality of different semi-circular compartments. Each of the compartments has a different cross-sectional radius. This allows the carrier to accept medicine vials of differing sizes. A plurality of solid ribbed members are disposed transversely in the cavity, so as to prevent direct contact between the carrier and the medicine vials.Type: GrantFiled: October 18, 1993Date of Patent: February 21, 1995Assignee: Medicool, Inc.Inventor: Steve Yeager
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Patent number: 4738364Abstract: A portable medicine protector for maintaining the temperature of medicine stored therein from rising above a threshold temperature and for preventing the temperature of medicine stored therein from falling below a second threshold temperature. The present invention consists of hollow walled container which has a cavity formed therein. The container is filled with a suitable liquid, (e.g. water, BLUE ICE, etc.) which may be frozen in an ordinary household freezer environment. A depression or cavity is formed in the container for receiving medicine, such as bottles of liquid medicine. The bottom and sides of the cavity include a plurality of ribbed members to prevent direct contact between a medicine bottle and the side walls of the container. By preventing point contact of the medicine with the side walls of the container, freezing of the medicine is inhibited and in most cases prevented. An outer casing consists of a sleeve of insulating material which in the preferred embodiment is pliable foam.Type: GrantFiled: March 24, 1987Date of Patent: April 19, 1988Assignee: Medicool, Inc.Inventor: Steve Yeager
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Patent number: D306800Type: GrantFiled: November 19, 1986Date of Patent: March 27, 1990Inventor: Steve Yeager