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. 05, 2006
Filed:
Apr. 10, 2003
Applicants:
Jui-tsen Huang, Taipei, TW;
Kuei-chun Hung, Hsin-Chu, TW;
Inventors:
Jui-Tsen Huang, Taipei, TW;
Kuei-Chun Hung, Hsin-Chu, TW;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/302 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for forming a plane structure. It comprises the following steps: forms a liquid material with a thicker thickness on a substrate, rotating both the liquid material and the substrate around the axis of the substrate, applying a solvent on the rotating liquid material to remove partial liquid material. It also comprises the following steps: form a thicker removable material on a substrate, and partially remove the surface part of the removable material.