TREA

Unidirectional valve

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Information

  • Patent Grant
  • D676527
  • Patent Number
    D676,527
  • Date Filed
    Wednesday, December 16, 2009
    15 years ago
  • Date Issued
    Tuesday, February 19, 2013
    12 years ago
  • US Classifications
    Field of Search
    • US
    • D23 233-237
    • D23 244-249
    • D23 259-269
    • D23 310
    • 128 206120
    • 128 206150
    • 128 206210
    • 128 206280
    • 128 207120
  • International Classifications
    • 2301
    • Term of Grant
      14Years
Information
Abstract
Description


FIG. 1 is a front perspective view of a unidirectional valve, showing the new design.



FIG. 2 is a top plan view thereof;



FIG. 3 is a right side elevational view thereof, the left side elevational view being the mirror image of the right side elevational view;



FIG. 4 is a bottom plan view thereof;



FIG. 5 is a front elevational view thereof; and,



FIG. 6 is a rear elevational view thereof.


In the drawings, the broken lines depict environmental subject matter only and form no part of the claimed design.


Claims
  • The ornamental design for a unidirectional valve, as shown and described.
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Entry
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