TREA

Construction toy block

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Information

  • Patent Grant
  • D307774
  • Patent Number
    D307,774
  • Date Filed
    Monday, December 19, 1988
    35 years ago
  • Date Issued
    Tuesday, May 8, 1990
    34 years ago
  • US Classifications
    Field of Search
    • US
    • D21 59
    • D21 104
    • D21 107
    • D21 108
    • D21 109
    • D21 114
    • D21 115
    • 446 65
    • 446 69
    • 446 70
    • 446 85
    • 446 104
    • 446 102
    • 446 105
    • 446 108
    • 446 109
    • 446 110
    • 446 112
    • 446 114
    • 446 115
    • 446 116
    • 446 117
    • 446 122
    • 446 124
    • 446 127
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for a construction toy block, as shown and described.
US Referenced Citations (9)
Number Name Date Kind
D164090 Barcott Jul 1951
D249232 Van der Veken Sep 1978
D279915 Pibet Jul 1985
3162973 Christiansen Dec 1964
3412519 Brettingen Nov 1968
3788934 Coppa Jan 1974
4731041 Ziegler Mar 1988
4740189 Bertrand Apr 1988
4823532 Westerburgen Apr 1989