Airtight zipper

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Description

1. Airtight zipper

1.1 : Perspective

1.2 : Front

1.3 : Back

1.4 : Left

1.5 : Right

1.6 : Top

1.7 : Bottom

1.8 : Exploded

The parallel thin lines represent contours only and do not illustrate ornamentation or decoration on the surface of the product.

Claims

The ornamental design for an airtight zipper, as shown and described.

Referenced Cited
U.S. Patent Documents
2910754 November 1959 Morin
3848298 November 1974 Frohlich
4841603 June 27, 1989 Ragni
4941238 July 17, 1990 Clark
6961962 November 8, 2005 Lewis
D893348 August 18, 2020 Cheng
20060059675 March 23, 2006 Hsieh
20150157096 June 11, 2015 Mikuma
20180055155 March 1, 2018 Chen
20190142116 May 16, 2019 Cheng
20200008542 January 9, 2020 Kim
20200229550 July 23, 2020 Erdal
Patent History
Patent number: D923511
Type: Grant
Filed: Dec 17, 2019
Date of Patent: Jun 29, 2021
Inventor: Young Gyo Kim (Busan)
Primary Examiner: Michelle E. Wilson
Assistant Examiner: Tracey J Bell
Application Number: 35/509,650
Classifications
Current U.S. Class: Zipper Type (D11/221)