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:
Jun. 12, 2018
Filed:
Oct. 14, 2016
Applicant:
Draka Comteq B.v., Amsterdam, NL;
Inventors:
Igor Milicevic, Helmond, NL;
Mattheus Jacobus Nicolaas Van Stralen, Tilburg, NL;
Gertjan Krabshuis, Sint Oedenrode, NL;
Johannes Antoon Hartsuiker, Eindhoven, NL;
Assignee:
Draka Comteq, B.V., Amsterdam, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C 15/02 (2006.01); C03B 37/018 (2006.01);
U.S. Cl.
CPC ...
C03C 15/02 (2013.01); C03B 37/018 (2013.01);
Abstract
The present invention relates in a first aspect to a method for etching a primary preform or core rod. The present invention moreover relates in a second aspect to the etched primary preform thus obtained and moreover to a final preform and optical fibers obtained therefrom and to a method of preparing optical fibers therefrom.