TREA

Protractor

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Information

  • Patent Grant
  • D335823
  • Patent Number
    D335,823
  • Date Filed
    Tuesday, June 18, 1991
    33 years ago
  • Date Issued
    Tuesday, May 25, 1993
    31 years ago
  • US Classifications
    Field of Search
    • US
    • D10 62
    • D10 64
    • D10 71
    • 033 403
    • 033 421
    • 033 422
    • 033 423
    • 033 424
    • 033 425
    • 033 426
    • 033 430
    • 033 431
    • 033 435
    • 033 465
    • 033 471
    • 033 472
    • 033 495
    • 033 496
    • 033 497
    • 033 498
    • 033 499
    • 033 500
    • 033 563
    • 033 565
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for a protractor, as shown and described.
US Referenced Citations (4)
Number Name Date Kind
D328256 Harvey Jul 1992
346519 Tybjerg Aug 1886
665316 Fay Jan 1901
1331415 Civitts Feb 1920
Foreign Referenced Citations (2)
Number Date Country
99505 Oct 1898 DE2
998537 Jan 1952 FRX