TREA

Making pins of U-like shape or split-pins

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Industry

  • CPC
  • B21G7/00
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21GMAKING NEEDLES, PINS OR NAILS OF METAL

Current Industry

B21G7/00Making pins of U-like shape or split-pins

Sub Industries

B21G7/02of U-like shape B21G7/04of hairpins B21G7/06of undulated hairpins B21G7/08of split-pins
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Cotter pin forming tool
    • Patent number 11,185,910
    • Issue date Nov 30, 2021
    • Hond Motor Co., Ltd.
    • Benjamin B. MacArthur
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Hair clipping device
    • Patent number 10,226,811
    • Issue date Mar 12, 2019
    • TUNG HING PLASTIC MANUFACTORY LTD.
    • Ka Chuen Sze
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Grant

    Compound barb medical device and method
    • Patent number 9,788,832
    • Issue date Oct 17, 2017
    • Covidien LP
    • Ahmad Robert Hadba
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Hair clipping device
    • Patent number 9,642,431
    • Issue date May 9, 2017
    • TUNG HING PLASTIC MANUFACTORY LTD.
    • Ka Chuen Sze
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Grant

    Method of manufacturing surgical staples
    • Patent number 8,998,951
    • Issue date Apr 7, 2015
    • Cardica, Inc
    • Bryan D. Knodel
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Method of manufacturing surgical staples
    • Patent number 8,556,935
    • Issue date Oct 15, 2013
    • Cardica, Inc
    • Bryan D. Knodel
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Fastening element
    • Patent number 5,404,707
    • Issue date Apr 11, 1995
    • Masakatsu Suzuki
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Medical staple forming die and punch
    • Patent number 5,381,649
    • Issue date Jan 17, 1995
    • Stephen A. Webb
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    3915203
    • Patent number 3,915,203
    • Issue date Oct 28, 1975
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3811269
    • Patent number 3,811,269
    • Issue date May 21, 1974
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3611708
    • Patent number 3,611,708
    • Issue date Oct 12, 1971
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3611509
    • Patent number 3,611,509
    • Issue date Oct 12, 1971
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2723577
    • Patent number 2,723,577
    • Issue date Nov 15, 1955
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2633876
    • Patent number 2,633,876
    • Issue date Apr 7, 1953
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2590364
    • Patent number 2,590,364
    • Issue date Mar 25, 1952
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2579990
    • Patent number 2,579,990
    • Issue date Dec 25, 1951
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2449263
    • Patent number 2,449,263
    • Issue date Sep 14, 1948
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2432339
    • Patent number 2,432,339
    • Issue date Dec 9, 1947
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2429821
    • Patent number 2,429,821
    • Issue date Oct 28, 1947
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2339462
    • Patent number 2,339,462
    • Issue date Jan 18, 1944
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1986523
    • Patent number 1,986,523
    • Issue date Jan 1, 1935
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1709938
    • Patent number 1,709,938
    • Issue date Apr 23, 1929
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1691516
    • Patent number 1,691,516
    • Issue date Nov 13, 1928
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1536284
    • Patent number 1,536,284
    • Issue date May 5, 1925
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1517834
    • Patent number 1,517,834
    • Issue date Dec 2, 1924
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1430331
    • Patent number 1,430,331
    • Issue date Sep 26, 1922
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1414080
    • Patent number 1,414,080
    • Issue date Apr 25, 1922
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1410675
    • Patent number 1,410,675
    • Issue date Mar 28, 1922
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1360234
    • Patent number 1,360,234
    • Issue date Nov 23, 1920
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    COTTER PIN FORMING TOOL
    • Publication number 20200164423
    • Publication date May 28, 2020
    • Honda Motor Co., Ltd.
    • Benjamin B. MacArthur
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    HAIR CLIPPING DEVICE
    • Publication number 20170181517
    • Publication date Jun 29, 2017
    • TUNG HING PLASTIC MANUFACTORY LTD.
    • Ka Chuen SZE
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    HAIR CLIPPING DEVICE
    • Publication number 20150230578
    • Publication date Aug 20, 2015
    • TUNG HING PLASTIC MANUFACTORY LTD.
    • Ka Chuen SZE
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    COMPOUND BARB MEDICAL DEVICE AND METHOD
    • Publication number 20150040534
    • Publication date Feb 12, 2015
    • Covidien LP
    • Ahmad Robert Hadba
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD OF MANUFACTURING SURGICAL STAPLES
    • Publication number 20140033674
    • Publication date Feb 6, 2014
    • CARDICA, INC.
    • Bryan D. Knodel
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Compound Barb Medical Device and Method
    • Publication number 20100211097
    • Publication date Aug 19, 2010
    • Ahmad Robert Hadba
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...