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:
Nov. 27, 2001
Filed:
Mar. 29, 1999
Applicant:
Inventors:
Larry Bruce Fritzinger, Orlando, FL (US);
Nace Layadi, Orlando, FL (US);
Sailesh Mansinh Merchant, Orlando, FL (US);
Pradip Kumar Roy, Orlando, FL (US);
Assignee:
Agere Systems Guardian Corp., Orlando, FL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 2/900 ;
U.S. Cl.
CPC ...
H01L 2/900 ;
Abstract
The present invention provides an integrated circuit capacitor comprising a conductive plug comprising a top portion comprising sidewalls, and a bottom portion, wherein the bottom portion of the plug is coated with a material selected from the group consisting of titanium and titanium nitride and wherein the top portion of the plug is substantially not coated with a material selected from the group consisting of titanium and titanium nitride.