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 8298034 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 30, 2012

Filed:

Dec. 19, 2008
Applicant:

Lap-tak Andrew Cheng, Newark, DE (US);

Inventor:

Lap-Tak Andrew Cheng, Newark, DE (US);

Assignee:

E I du Pont de Nemours and Company, Wilmington, DE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 9/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

This invention relates to a method for the fabrication of electrical and electronic devices using a photoresist deposited in pre-existing through holes in a device structure and a thick film paste, and to the devices made by such method. The method allows thick film paste deposits in the corners of the holes. This invention also relates to devices made with thick film pastes that are patterned using a diffusion layer made from residual photoresist deposits in a hole.


Find Patent Forward Citations

Cheng, Lap-Tak. (2012). Patterning a thick film paste in surface features (U.S. Patent No. 8298034). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8298034

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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