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John A. Armstrong

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  • Fairview, KS, US
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    CORDLESS ELECTRICALLY-POWERED CONCRETE SCREED
    • Publication number 20230374740
    • Publication date Nov 23, 2023
    • Curb Roller LLC
    • Kraig Allen Pyle
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    MODULAR CONCRETE SCREED SYSTEM
    • Publication number 20230366158
    • Publication date Nov 16, 2023
    • Curb Roller LLC
    • Seth Nathaniel Ulmer
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    CORDLESS ELECTRICALLY-POWERED CONCRETE SCREED
    • Publication number 20220333315
    • Publication date Oct 20, 2022
    • Curb Roller LLC
    • Kraig Allen Pyle
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    MODULAR CONCRETE SCREED SYSTEM
    • Publication number 20220064875
    • Publication date Mar 3, 2022
    • Curb Roller LLC
    • Seth Nathaniel Ulmer
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    CORDLESS ELECTRICALLY-POWERED CONCRETE SCREED
    • Publication number 20210040699
    • Publication date Feb 11, 2021
    • Curb Roller LLC
    • Kraig Allen Pyle
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    CONCRETE SCREED POWER CONTROL LINKAGE
    • Publication number 20200071891
    • Publication date Mar 5, 2020
    • Curb Roller LLC
    • Kraig Allen Pyle
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    DRIVE COUPLER FOR DRILL OUTPUT SHAFT
    • Publication number 20200072291
    • Publication date Mar 5, 2020
    • Curb Roller LLC
    • Kraig Allen Pyle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CORDLESS ELECTRICALLY-POWERED CONCRETE SCREED
    • Publication number 20200071890
    • Publication date Mar 5, 2020
    • Curb Roller LLC
    • Kraig Allen Pyle
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Curb and Gutter Forming Machine
    • Publication number 20100021235
    • Publication date Jan 28, 2010
    • Curb Roller LLC
    • Michael J. Goodman
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES