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Donald L. Beaver

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  • Bellwood, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drain protector
    • Patent number 11,624,180
    • Issue date Apr 11, 2023
    • HalenHardy LLC
    • Donald L. Beaver
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Adsorbent boom for the containment of contaminant spills
    • Patent number 11,174,611
    • Issue date Nov 16, 2021
    • HalenHardy LLC
    • Donald L. Beaver
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Drain protector
    • Patent number 11,124,960
    • Issue date Sep 21, 2021
    • HalenHardy LLC
    • Donald L. Beaver
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Adsorbent boom for the containment of contaminant spills
    • Patent number 10,626,570
    • Issue date Apr 21, 2020
    • HalenHardy LLC
    • Donald L. Beaver
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Sealable and reusable pouch
    • Patent number 5,372,429
    • Issue date Dec 13, 1994
    • Dow Corning Corporation
    • Donald L. Beaver
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Oil and Grease Recovery Device
    • Publication number 20160178124
    • Publication date Jun 23, 2016
    • HalenHardy, LLC
    • Donald L. Beaver
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Machine Fluid Containment Trough
    • Publication number 20160178123
    • Publication date Jun 23, 2016
    • HalenHardy, LLC
    • Donald L. Beaver
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL