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:
Jul. 23, 2002
Filed:
Aug. 18, 2000
Applicant:
Inventors:
Petrus Cornelis Paulus Bouten, Eindhoven, NL;
Peter Jan Slikkerveer, Eindhoven, NL;
Assignee:
Koninklijke Philips Electronics, N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24C 1/00 ;
U.S. Cl.
CPC ...
B24C 1/00 ;
Abstract
The present invention relates to a method of obtaining a pattern of concave spaces or apertures in a plate or layer of a brittle-like material, in which method a jet of abrasive powder particles from a nozzle is directed onto a surface of the plate or layer, which plate or layer is provided with a mask so as to define the region of impact of the abrasive powder particles on the surface. The present invention also relates to a brittle-like material provided with such a pattern of concave spaces or apertures, and to the special application of such a brittle-like material.