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, 2002
Filed:
Dec. 01, 1998
Applicant:
Inventors:
Assignee:
Samsung Display Devices Co., Ltd., Kyungki-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 2/980 ;
U.S. Cl.
CPC ...
H01J 2/980 ;
Abstract
A shadow mask for a cathode ray tube includes a surface hardening layer and a solid-solution and precipitation hardening layer formed under the surface hardening layer.
Han, Dong-hee. (2002). Shadow mask for cathode ray tube and method of manufacturing same (U.S. Patent No. 6373177). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6373177
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile