The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 21, 2026
Filed:
Nov. 07, 2023
Eta SA Manufacture Horlogère Suisse, Grenchen, CH;
Sylvain Huot-Marchand, Eschert, CH;
Dominique Dubugnon, Saint-Prex, CH;
ETA SA Manufacture Horlogère Suisse, Grenchen, CH;
Abstract
A system for adjusting an illumination function of a watch including an external timepiece element with an autonomous lighting device, the system including a portable electronic device with a communication unit and a controller to control this communication unit, the lighting device being formed by an assembly of stacked layers connected together and each including one or more of the following functional elements: a light source for generating light in a visible face of the body of the at least one external timepiece element; a self-contained power supply unit; a communication module; and a control unit to control the switching on or off of the light source and to control the communication module, the external timepiece element and the device to be connected to each other to adjust the illumination of the external timepiece element.