Mark Identification

YIELDCLOSURE

Serial Number

78190774

Filing Date

Dec 3, 2002

Trademark by

PDF SOLUTIONS INC.

Classification Information

Computer software for improving yields and performance, and increasing efficiency in the manufacture of semiconductors, and manuals sold as a unit

Electrical and Scientific Apparatus

Engineering and consulting services in the fields of technical support for semiconductor companies and yield and performance improvement for the manufacture of semiconductors.

Computer and Scientific