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:
Sep. 30, 2025
Filed:
Nov. 22, 2021
Applicant:
Heraeus Quarzglas Gmbh & Co. KG, Hanau, DE;
Inventors:
Manuel Rosenberger, Hanau, DE;
Yusuf Tansel, Hanau, DE;
Jaqueline Plass, Hanau, DE;
Jörg Werner, Hanau, DE;
Assignee:
HERAEUS QUARZGLAS GMBH & CO. KG, Hanau, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03B 37/012 (2006.01);
U.S. Cl.
CPC ...
C03B 37/0122 (2013.01); C03B 37/01231 (2013.01); C03B 2203/16 (2013.01); C03B 2203/42 (2013.01);
Abstract
A method for producing a preform of an anti-resonant hollow-core fiber, comprising the method steps of