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. 16, 2019
Filed:
Oct. 10, 2014
Consiglio Nazionale Delle Ricerche, Rome, IT;
Centrofermi Museo Storico Della Fisica E Centro Studi E Ricerche, Rome, IT;
Andrea Barucci, Rome, IT;
Franco Cosi, Rome, IT;
Stefano Pelli, Rome, IT;
Giancarlo Righini, Rome, IT;
Silvia Soria, Rome, IT;
Gualtiero Nunzi Conti, Rome, IT;
Ambra Giannetti, Rome, IT;
Abstract
A method, and corresponding apparatus, of fabricating a structure by chemical wet etching starting from a material rod of millimetric or sub-millemetric size, the method comprising: dipping an end portion () of the material rod () into a vessel () containing an etchant liquid () and a protective overlayer () floating on top of the etchant liquid, imparting a relative rotational movement of the etchant liquid with respect to the end portion () of the material rod immersed therein, wherein said imparting a relative rotational movement comprises imparting to the etchant liquid a rotational movement component with respect to a static reference system.