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Magnetic buckle
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Patent number 10,085,521
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Issue date Oct 2, 2018
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Button International Co., Ltd.
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Chung Lung Chen
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A44 - HABERDASHERY JEWELLERY
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Rope-end buckle
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Patent number D606390
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Issue date Dec 22, 2009
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Button International Co., Ltd.
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Chung-Lung Chen
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D08 - Tools and hardware
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Surface pattern applied to a button
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Patent number D592096
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Issue date May 12, 2009
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Button International Co., Ltd.
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Chung Lung Chen
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D11 - Jewelry, symbolic insignia, and ornaments
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Low-profile heavy-duty buckle
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Patent number 7,181,813
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Issue date Feb 27, 2007
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Button International Co., Ltd.
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Tsung-Lung Chen
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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LEVER-CONTROLLABLE MAGNETIC BUCKLE
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Publication number 20220322795
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Publication date Oct 13, 2022
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Button International Co., Ltd.
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Chung-Lung Chen
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A44 - HABERDASHERY JEWELLERY
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MAGNETIC BUCKLE
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Publication number 20180132570
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Publication date May 17, 2018
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BUTTON INTERNATIONAL CO., LTD.
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Chung Lung CHEN
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A41 - WEARING APPAREL
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Drawstring toggle
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Publication number 20080115334
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Publication date May 22, 2008
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Button International Co., Ltd.
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Chung Lung Chen
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A43 - FOOTWEAR
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Multi-angular laser processing apparatus
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Publication number 20060213884
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Publication date Sep 28, 2006
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Button International Co., Ltd.
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Chung-Lung Chen
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Rotation-type safety buckle
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Publication number 20060207072
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Publication date Sep 21, 2006
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Button International Co., Ltd.
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Chung Lung Chen
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A44 - HABERDASHERY JEWELLERY
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Integrally formed swivel hook
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Publication number 20060179784
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Publication date Aug 17, 2006
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Button International Co., Ltd.
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Tsung-Lung Chen
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A45 - HAND OR TRAVELLING ARTICLES
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Low-profile heavy-duty buckle
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Publication number 20050076483
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Publication date Apr 14, 2005
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Button International Co., Ltd.
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Tsung-Lung Chen
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A44 - HABERDASHERY JEWELLERY
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97913045 - SNAPSHUT
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Serial number 97913045
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Filing date Apr 28, 2023
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BUTTON INTERNATIONAL CO., LTD.
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6 - Common metals and their alloys