Patents by Inventor Jefferson P. Ward
Jefferson P. Ward 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: 20240123736Abstract: An example method comprising requesting authorization to reprocess a replaceable supply component using first data stored in memory of the replaceable supply component and an interface, the first data including original manufacturing data for the replaceable supply component. The method further comprises, in response to the request, receiving second data using the interface, and appending the original manufacturing data stored in the memory with the second data to designate the replaceable supply component as reprocessed.Type: ApplicationFiled: February 12, 2021Publication date: April 18, 2024Inventors: Steven T CASTLE, Paul L JERAN, Jefferson P WARD, Alex Michael OAKS, Jesse Otto SUTHERLAND, III, Robert TAYLOR
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Publication number: 20240111905Abstract: Generating a request for reprocessing of a replaceable supply component may include sending to a non-volatile memory of a replaceable supply component, a request for information about the replaceable supply component. The method may include receiving from the replaceable supply component, the supply component information, wherein the supply component information includes data to be decrypted by an exchange service. The method may further include generating a request blob including the supply component information, and cryptographically signing the request blob for sending to the exchange service for reprocessing of the replaceable supply component.Type: ApplicationFiled: February 12, 2021Publication date: April 4, 2024Inventors: Kyle MICHEL, Laurent PIZOT, Jefferson P. WARD, Steven T. CASTLE, Talal SADAK, Scott A. PUTZ, Gabriel Scott MCDANIEL, Paul L. JERAN
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Patent number: 11919313Abstract: A print device may include a refill interface, a processor, and a computer readable medium. The refill interface may have an electrical interface for transmission and reception of signals between the print device and a refill container. And the computer-readable medium may have instructions stored thereon that when executed by the processor are to cause the processor to fetch signals, via the electrical interface of the refill interface, from the refill container indicative of a licensed print functionality of the print device. The instructions may also be to enable the licensed print functionality on the print device responsive to the fetched signals and to maintain the licensed print functionality enabled subsequent to detachment of the refill container.Type: GrantFiled: December 4, 2018Date of Patent: March 5, 2024Assignee: Hewlett-Packard Development Company, L.P.Inventors: Jefferson P. Ward, David B. Novak, Erik Anderson
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Publication number: 20230376703Abstract: In some examples, an electronic device includes a network interface and a controller. The controller receives, via the network interface, an identifier of a radio frequency identification (RFID) tag, and generates a notification in response to the identifier being different from a set of identifiers stored to a storage device. The set of identifiers includes multiple identifiers associated with the RFID tag.Type: ApplicationFiled: May 23, 2022Publication date: November 23, 2023Inventors: Jefferson P. WARD, Stephen D. PANSHIN, Marina FERRAN FARRES
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Patent number: 11783023Abstract: An example print supply includes a non-transitory computer-readable medium. The non-transitory computer-readable medium includes data. The data includes an indication of a schema for the data. The data also includes an indication of an identifier. The data includes an indication of a digital signature. The digital signature is usable to authenticate a type of the data, the schema, and the identifier. The print supply also includes a communication interface. The communication interface is to output the data from the non-transitory computer-readable medium.Type: GrantFiled: May 18, 2021Date of Patent: October 10, 2023Assignee: Hewlett-Packard Development Company, L.P.Inventors: Shell S. Simpson, Jefferson P. Ward, Stephen D. Panshin, David B. Novak
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Patent number: 11738562Abstract: A logic circuitry package for a replaceable print apparatus component comprises an interface to communicate with a print apparatus logic circuit, and at least one logic circuit. The logic circuit may be configured to identify, from a command stream received from the print apparatus, parameters including a class parameter, and/or identify, from the command stream, a read request, and output, via the interface, a count value in response to a read request, the count value based on identified received parameters.Type: GrantFiled: July 14, 2022Date of Patent: August 29, 2023Assignee: Hewlett-Packard Development Company, L.P.Inventors: James Michael Gardner, Scott A. Linn, Stephen D. Panshin, Jefferson P. Ward, David Owen Roethig, David N. Olsen, Anthony D. Studer, Michael W. Cumbie, Sirena Chi Lu
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Patent number: 11697287Abstract: A transform wrapper is stored on a memory device and the memory device may be included in a printer cartridge. The transform wrapper may dynamically build a transform map for a printer based on metadata stored at the memory device. The metadata may indicate at least one of a type of depositing material, transform map, print media and printer.Type: GrantFiled: February 16, 2022Date of Patent: July 11, 2023Assignee: Hewlett-Packard Develooment Company L.P.Inventors: Stephen J. Nichols, Jay S. Gondek, Jefferson P. Ward
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Patent number: 11691429Abstract: In an example implementation, a print supply cartridge comprises a microcontroller to receive a timing challenge and enable authentication of the cartridge by providing a challenge response. The challenge response is provided in a challenge response time that falls within an expected time window.Type: GrantFiled: August 18, 2021Date of Patent: July 4, 2023Assignee: Hewlett-Packard Development Company L.P.Inventors: Jefferson P. Ward, Stephen D. Panshin
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Patent number: 11625493Abstract: In an example, a method comprises, by logic circuitry associated with a replaceable print apparatus component, responding to a first validation request sent via an I2C bus to a first address associated with the logic circuitry with a first validation response; and responding to a second validation request sent via the I2C bus to a second address associated with the logic circuitry with a second validation response.Type: GrantFiled: January 5, 2022Date of Patent: April 11, 2023Assignee: Hewlett-Packard Development Company, L.P.Inventors: James Michael Gardner, Scott A. Linn, Stephen D. Panshin, Jefferson P. Ward, David Owen Roethig
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Publication number: 20230109232Abstract: A logic circuitry package for a print apparatus includes a serial data bus interface to interface with a serial data bus, the logic circuit to respond to messages from the print apparatus over the serial data bus directed to a number of different addresses using different component keys for cryptographic authentication corresponding to each different address, the different component keys related to at least one master key of the print apparatus. The logic circuitry package further includes control logic which, in response to a session initiation request message on the serial data bus from the print apparatus, is to establish a secure communication session related to one of the different addresses, the control logic to cryptographically authenticate responses to each subsequent message of the secure communication session from the print apparatus using a component key corresponding to the address.Type: ApplicationFiled: April 20, 2020Publication date: April 6, 2023Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: Jefferson P. Ward, Stephen D, Panshin, Kyle Michel
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Publication number: 20230109011Abstract: In some examples, an apparatus can include a memory resource and hardware logic to analyze a plurality of configuration settings associated with a non-volatile storage bit array controlling access to a hardware logic device. In response to detecting an inconsistency in the configuration settings during analysis, the hardware logic device can be placed in a most secure mode to resist a security threat.Type: ApplicationFiled: October 4, 2021Publication date: April 6, 2023Inventors: Russell Fredrickson, Jefferson P. Ward, Marvin Nelson, Gary T. Brown, Gary M. Nobel
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Patent number: 11562337Abstract: Examples for determining printing device functionality based on consumption and payment are described herein. In some examples, signals indicative of an amount of utilized print consumable by a printing device and signals indicative of payment for the amount of utilized print consumable are received at a computing device. Signals to cause the printing device to alter a functionality based on the signals indicative of an amount of utilized print consumable and the signals indicative of payment for the amount of utilized print consumable are transmitted by the computing device.Type: GrantFiled: August 24, 2018Date of Patent: January 24, 2023Assignee: Hewlett-Packard Development Company, L.P.Inventors: Wesley R. Schalk, Jesse Otto Sutherland, Erik A. Anderson, Jefferson P. Ward
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Publication number: 20230020478Abstract: A logic circuitry package for a replaceable print apparatus component includes a logic circuit and an interface to communicate with a print apparatus logic circuit. The logic circuit is configured to include a plurality of personalities, each personality of the plurality of personalities including an ID and a cryptographic key. The logic circuit is further configured to start a cryptographic session with the print apparatus logic circuit using a selected personality of the plurality of personalities, and transmit a consumable level value to the print apparatus logic circuit in response to a request from the print apparatus logic circuit independent of which personality of the plurality of personalities is the selected personality.Type: ApplicationFiled: April 26, 2022Publication date: January 19, 2023Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: Jefferson P. Ward, Jesse Otto Sutherland, III, Peter Le Chevallier
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Publication number: 20220348022Abstract: A logic circuitry package for a replaceable print apparatus component comprises an interface to communicate with a print apparatus logic circuit, and at least one logic circuit. The logic circuit may be configured to identify, from a command stream received from the print apparatus, parameters including a class parameter, and/or identify, from the command stream, a read request, and output, via the interface, a count value in response to a read request, the count value based on identified received parameters.Type: ApplicationFiled: July 14, 2022Publication date: November 3, 2022Inventors: James Michael GARDNER, Scott A. LINN, Stephen D. PANSHIN, Jefferson P. WARD, David Owen ROETHIG, David N. OLSEN, Anthony D. STUDER, Michael W. CUMBIE, Sirena Chi LU
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Patent number: 11487864Abstract: In an example, replaceable print apparatus component authentication apparatus comprises a memory and circuitry. An electrical characteristic of the circuitry may be variable in response to a stimulus, and the memory may store data indicative of an expected variation in the electrical characteristic in response to the stimulus which is associated with a variation in capacitance.Type: GrantFiled: October 18, 2017Date of Patent: November 1, 2022Assignee: Hewlett-Packard Development Company, L.P.Inventors: Kevin Rourke, John McNeilly, Jefferson P Ward
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Patent number: 11479049Abstract: A print supply, the print supply containing a print material and to connect to a printing device to provide the print material to the printing device that includes a container to maintain the print material, an integrated circuit coupled to the box to interface electrically with the printing device, and a load cell communicatively coupled to the integrated circuit to detect a weight of the print liquid supply.Type: GrantFiled: August 1, 2018Date of Patent: October 25, 2022Assignee: Hewlett-Packard Development Company, L.P.Inventor: Jefferson P. Ward
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Patent number: 11479046Abstract: In an example, a method includes, by logic circuitry associated with a replaceable print apparatus component installed in a print apparatus, responding to a sensor data request received from the print apparatus by returning a first response; receiving a calibration parameter from the print apparatus; and returning a second response which is different from the first response.Type: GrantFiled: April 5, 2019Date of Patent: October 25, 2022Assignee: Hewlett-Packard Development Company, L.P.Inventors: James Michael Gardner, Sirena Chi Lu, Scott A. Linn, Stephen D. Panshin, David Owen Roethig, David N. Olsen, Anthony D. Studer, Michael W. Cumbie, Jefferson P. Ward
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Patent number: 11435960Abstract: A method at a print device may include receiving, from a supply, signals indicative of a print functionality from a set of authorizable functionalities for the print device. The set of authorizable functionalities may comprise: (1) a color depletion print mode, (2) an increased resolution print mode, (3) a refill pump increased speed mode, or a combination thereof. The method may also include enabling the print functionality on the print device based on the received signals.Type: GrantFiled: December 4, 2018Date of Patent: September 6, 2022Assignee: Hewlett-Packard Development Company, L.P.Inventors: Jefferson P. Ward, David B. Novak, Wesley R. Schalk
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Patent number: 11429554Abstract: In an example, a logic circuitry package has a first address and comprises a first logic circuit. In some examples, the first address is an I2C address for the first logic circuit, and the package is configured such that, in response to a first command indicative of a task and a first time period sent to the first address, the first logic circuit is to, for a duration of the time period, perform a task, and disregard I2C traffic sent to the first address.Type: GrantFiled: December 3, 2018Date of Patent: August 30, 2022Assignee: Hewlett-Packard Development Company, L.P.Inventors: Stephen D. Panshin, Jefferson P. Ward, Scott A. Linn, James Michael Gardner
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Patent number: 11427010Abstract: A logic circuitry package for a replaceable print apparatus component comprises an interface to communicate with a print apparatus logic circuit, and at least one logic circuit. The logic circuit may be configured to identify, from a command stream received from the print apparatus, parameters including a class parameter, and/or identify, from the command stream, a read request, and output, via the interface, a count value in response to a read request, the count value based on identified received parameters.Type: GrantFiled: April 5, 2019Date of Patent: August 30, 2022Assignee: Hewlett-Packard Development Company, L.P.Inventors: James Michael Gardner, Scott A. Linn, Stephen D. Panshin, Jefferson P. Ward, David Owen Roethig, David N. Olsen, Anthony D. Studer, Michael W. Cumbie, Sirena Chi Lu