Invention Grant
- Patent Title: Variable colour exterior element
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Application No.: US16060712Application Date: 2016-12-05
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Publication No.: US10996632B2Publication Date: 2021-05-04
- Inventor: Claire Rannoux , Nicolas Francois , Milan Calic , Stewes Bourban
- Applicant: The Swatch Group Research and Development Ltd.
- Applicant Address: CH Martin
- Assignee: The Swatch Group Research and Development Ltd.
- Current Assignee: The Swatch Group Research and Development Ltd.
- Current Assignee Address: CH Martin
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: EP15198688 20151209
- International Application: PCT/EP2016/079709 WO 20161205
- International Announcement: WO2017/097690 WO 20170615
- Main IPC: G04B45/00
- IPC: G04B45/00 ; A44C5/00 ; A44C27/00 ; G04B37/22

Abstract:
An exterior element for portable objects including a support, on which is arranged a first material, the first material being chosen to be capable of reflecting different visible wavelengths as a function of applied stress.
Public/Granted literature
- US20180364646A1 VARIABLE COLOUR EXTERIOR ELEMENT Public/Granted day:2018-12-20
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