http://www.copyrightencyclopedia.com/maxim-ag04z-dg201a-202a-211-212-max331-and-max332-maxim/
Maxim AD11Z (ICL7106, ICL7107, ICL7116, ICL7117)
Type of Work: Mask work
Registration Number / Date: MW0000003228 / 1987-12-22
Date of First Exploitation: 31Jan86
Title: Maxim AD11Z (ICL7106, ICL7107, ICL7116, ICL7117)
Basis of Claim: New Matter: unique & original layout & organization.
Description: 4 semiconductor chips + plastic overlay sheets.
Other Title: AD11Z
Copyright Claimant:Maxim Integrated Products, Inc.
Names: Maxim Integrated Products, Inc.
Noting:
Package
Die