US Patent 7220397 Modified oxygen reduced valve metal oxides

Patent 7220397 was granted and assigned to Cabot Corporation on May, 2007 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Cabot Corporation

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7220397

Patent Inventor Names

Jonathon L. Kimmel0

Randall V. Redd0

Date of Patent

May 22, 2007

Patent Application Number

10653520

Date Filed

September 2, 2003

Patent Citations Received

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US Patent 11756742 Tantalum capacitor with improved leakage current stability at high temperatures

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US Patent 11915886 Solid electrolytic capacitor

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US Patent 11763998 Solid electrolytic capacitor

Patent Primary Examiner

Roy King

Patent abstract

Pressed material such as anodes are described and formed from oxygen reduced oxide powders using additives, such as binders and/or lubricants. Methods to form the pressed material are also described, such as with the use of atomizing, spray drying, fluid bed processing, microencapsulation, and/or coacervation.