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.:

US 8063393 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 22, 2011

Filed:

Sep. 05, 2008
Applicant:

Wei-su Chen, Hsinchu, TW;

Inventor:

Wei-Su Chen, Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/48 (2006.01); H01L 45/00 (2006.01); H01L 29/82 (2006.01);
U.S. Cl.
CPC ...
Abstract

An exemplary hollow stylus-shaped structure is disclosed, including a hollow column spacer formed over a base layer and a hollow cone spacer stacked over the hollow column spacer, wherein the hollow cone spacer, the hollow column spacer, and the base layer form a space, and sidewalls of the hollow cone spacer and the hollow column spacer are made of silicon-containing organic or inorganic materials.


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Chen, Wei-Su. (2011). Memory devices, stylus-shaped structures, electronic apparatuses, and methods for fabricating the same (U.S. Patent No. 8063393). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8063393

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