Mark Identification

DOLPHIN

Serial Number

73355355

Filing Date

Mar 18, 1982

Registration Date

Aug 30, 1983

Trademark by

HOUGHTON MIFFLIN COMPANY

Classification Information

Computer Software and Hardware-Namely, Microcomputers and Programs for Such Microcomputers

Electrical and Scientific Apparatus

Printed Matter-Namely, Manuals for Use with Microcomputers and Computer Programs

Paper Goods and Printed Matter