Patents by Inventor William P. McKenna

William P. McKenna 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).

  • Anode structures having a multiple supplemental layers
    Patent number: 12255315
    Abstract: An anode for an energy storage device is provided that includes a current collector having an electrically conductive layer, a plurality of lithium storage filamentary structures in contact with the electrically conductive layer. For each lithium storage filamentary structure of the plurality of lithium storage filamentary structures, there is a first supplemental layer overlaying at least a portion of the respective filamentary structure, the first supplemental layer including silicon nitride or a first metal compound. There is further a second supplemental layer overlaying at least a portion of the first supplemental layer, the second supplemental layer having a composition different from the first supplemental layer and comprising silicon nitride or a second metal compound.
    Type: Grant
    Filed: January 12, 2022
    Date of Patent: March 18, 2025
    Assignee: Graphenix Development, Inc.
    Inventors: Robert G. Anstey, William P. McKenna, John M. Pochan, Bernard Philip Gridley, John C. Brewer, Paul D. Garman, Kevin Tanzil
  • TAMPER RESISTANT DOSAGE FORMS
    Publication number: 20250082581
    Abstract: The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.
    Type: Application
    Filed: November 20, 2024
    Publication date: March 13, 2025
    Inventors: William H. MCKENNA, Richard O. MANNION, Edward P. O'DONNELL, Haiyong H. HUANG
  • Tamper resistant dosage forms
    Patent number: 12246094
    Abstract: The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.
    Type: Grant
    Filed: March 13, 2024
    Date of Patent: March 11, 2025
    Assignees: PURDUE PHARMA L.P., PURDUE PHARMACEUTICALS L.P.
    Inventors: William H. McKenna, Richard O. Mannion, Edward P. O'Donnell, Haiyong H. Huang
  • TAMPER RESISTANT DOSAGE FORMS
    Publication number: 20250073173
    Abstract: The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.
    Type: Application
    Filed: November 20, 2024
    Publication date: March 6, 2025
    Inventors: William H. MCKENNA, Richard O. MANNION, Edward P. O'DONNELL, Haiyong H. HUANG
  • ANODE STRUCTURES HAVING A MULTIPLE SUPPLEMENTAL LAYERS
    Publication number: 20220223841
    Abstract: An anode for an energy storage device is provided that includes a current collector having an electrically conductive layer, a plurality of lithium storage filamentary structures in contact with the electrically conductive layer. For each lithium storage filamentary structure of the plurality of lithium storage filamentary structures, there is a first supplemental layer overlaying at least a portion of the respective filamentary structure, the first supplemental layer including silicon nitride or a first metal compound. There is further a second supplemental layer overlaying at least a portion of the first supplemental layer, the second supplemental layer having a composition different from the first supplemental layer and comprising silicon nitride or a second metal compound.
    Type: Application
    Filed: January 12, 2022
    Publication date: July 14, 2022
    Applicant: Graphenix Development, Inc.
    Inventors: Robert G. Anstey, William P. McKenna, John M. Pochan, Bernard Philip Gridley, John C. Brewer, Paul D. Garman, Kevin Tanzil