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Robert F. Humberstone

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  • Port Charlotte, FL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tamper-evident box
    • Patent number 12,172,806
    • Issue date Dec 24, 2024
    • Pratt Corrugated Holdings, Inc.
    • Robert F. Humberstone
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Method of using a tamper-evident box
    • Patent number 12,162,657
    • Issue date Dec 10, 2024
    • Pratt Corrugated Holdings, Inc.
    • Robert F. Humberstone
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Locking tab for a box
    • Patent number D1037847
    • Issue date Aug 6, 2024
    • Pratt Corrugated Holdings, Inc.
    • Kendrick Michael Borst
    • D09 - Packages and containers for goods
  • Information Patent Grant

    Locking box
    • Patent number 11,945,627
    • Issue date Apr 2, 2024
    • Pratt Corrugated Holdings, Inc.
    • Kendrick Michael Borst
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Tamper-evident box
    • Patent number 11,840,379
    • Issue date Dec 12, 2023
    • Pratt Corrugated Holdings, Inc.
    • Robert F. Humberstone
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Tamper-evident box
    • Patent number 11,738,906
    • Issue date Aug 29, 2023
    • Pratt Corrugated Holdings, Inc.
    • Robert F. Humberstone
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Method of using a locking box
    • Patent number 11,731,800
    • Issue date Aug 22, 2023
    • Pratt Corrugated Holdings, Inc.
    • Kendrick Michael Borst
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Tamper-evident box
    • Patent number 11,702,242
    • Issue date Jul 18, 2023
    • Pratt Corrugated Holdings, Inc.
    • Robert F. Humberstone
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Locking box
    • Patent number 11,377,252
    • Issue date Jul 5, 2022
    • Pratt Corrugated Holdings, Inc.
    • Kendrick Michael Borst
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    LOCKING BOX
    • Publication number 20230312159
    • Publication date Oct 5, 2023
    • Pratt Corrugated Holdings, Inc.
    • Kendrick Michael Borst
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    TAMPER-EVIDENT BOX
    • Publication number 20230312164
    • Publication date Oct 5, 2023
    • Pratt Corrugated Holdings, Inc.
    • Robert F. Humberstone
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Application

    METHOD OF USING A TAMPER-EVIDENT BOX
    • Publication number 20230312165
    • Publication date Oct 5, 2023
    • Pratt Corrugated Holdings, Inc.
    • Robert F. Humberstone
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Application

    METHOD OF USING A LOCKING BOX
    • Publication number 20220289423
    • Publication date Sep 15, 2022
    • Pratt Corrugated Holdings, Inc.
    • Kendrick Michael Borst
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    TAMPER-EVIDENT BOX
    • Publication number 20220055794
    • Publication date Feb 24, 2022
    • Pratt Corrugated Holdings, Inc.
    • Robert F. Humberstone
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Application

    LOCKING BOX
    • Publication number 20210371153
    • Publication date Dec 2, 2021
    • Pratt Corrugated Holdings, Inc.
    • Kendrick Michael Borst
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL