One way membrane
Description
The broken lines are for environmental purposes only and form no part of the claimed design.
Claims
The ornamental design for a one way membrane, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D728075
Type: Grant
Filed: Mar 6, 2014
Date of Patent: Apr 28, 2015
Inventor: David Roberts (Myrtle Beach, SC)
Primary Examiner: Cynthia Ramirez
Assistant Examiner: Gino Colan
Application Number: 29/484,159
Type: Grant
Filed: Mar 6, 2014
Date of Patent: Apr 28, 2015
Inventor: David Roberts (Myrtle Beach, SC)
Primary Examiner: Cynthia Ramirez
Assistant Examiner: Gino Colan
Application Number: 29/484,159
Classifications
Current U.S. Class:
Element Or Attachment (D23/249)