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:
Aug. 30, 2022
Filed:
Nov. 28, 2018
Rolex SA, Geneva, CH;
Richard Bossart, Mont-la-Ville, CH;
Nima Merk, Lausanne, CH;
ROLEX SA, Geneva, CH;
Abstract
A method of manufacturing a clock or watch component () includes (i) providing (E; E) a wafer () having a single slice () including a material of the component, notably silicon, diamond, quartz, sapphire or ceramic, optionally first coating the lower surface of the slice () with a lower layer (), (iii) etching (Eto E; Eto E) the slice () starting from its upper surface to form at least one clock or watch component, (iv) revealing (E; E) at least one clock or watch component (), by removing a layer that served as a mask for etching (E; E) and (y) optionally releasing (E) the slice and the at least one etched clock or watch component by removing the lower layer ().