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 7067346 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 27, 2006

Filed:

Feb. 26, 2003
Applicants:

Ross H. Hill, Coquitlam, CA;

Paul J. Roman, Jr., San Ramon, CA (US);

Seigi Suh, Pleasanton, CA (US);

Xin Zhang, Burnaby, CA;

Inventors:

Ross H. Hill, Coquitlam, CA;

Paul J. Roman, Jr., San Ramon, CA (US);

Seigi Suh, Pleasanton, CA (US);

Xin Zhang, Burnaby, CA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/00 (2006.01); H01L 21/4763 (2006.01); H01L 21/31 (2006.01); H01L 21/469 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention involves the formation of titanium carbonate films that exhibit improved hydrolytic stability and photosensitivity. Such films can be used in semiconductor processing to deposit titanium and titanium oxide layers on a substrate and to form patterns without the use of photoresists. Preferred titanium carboxylates are non-branched and branched carboxylates wherein the alkoxide component is an alcohol, branched titanium carboxylates wherein the alkoxide component is a diol, non-branched and branched titanium alpha hydroxy carboxylate compounds, and titanium dicarboxylate compounds.


Find Patent Forward Citations

Hill, Ross. (2006). Titanium carboxylate films for use in semiconductor processing (U.S. Patent No. 7067346). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7067346

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