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:
Nov. 23, 1999
Filed:
Sep. 17, 1997
Applicant:
Inventors:
Johan Bosman, Eindhoven, NL;
Raymond J Van Kooyk, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C / ;
U.S. Cl.
CPC ...
65 23 ; 65 61 ; 2191216 ; 264400 ; 264482 ; 451 41 ;
Abstract
A method of producing a surfacial marking (11) on a surface (1b) of a body (1) of transmissive material, whereby use is made of a laser beam (5) having a wavelength .lambda. to which the material is substantially transparent, which method comprises the following steps: