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`Page 1 of 2
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`
`
`Assignment Details
`12813-864: ASSIGNMENT OF
`ASSIGNORS INTEREST (SEE
`DOCUMENT FOR DETAILS).
`
`Date Recorded
`Apr 16, 2002
`
`Reel/Frame
`12813-864
`
`Pages
`7
`
`Assignor
`
`RATHMANN, ROLAND Jul 8, 1997
`
`Assignee
`
`DURACELL, INC.
`BERKSHIRE CORPORATE PARK
`BETHEL, CONNECTICUT UNITED STATES OF AMERICA 06801
`
`Correspondent
`
`MCDERMOTT, WILL & EMERY
`TOBY H. KUSMER
`28 STATE STREET
`BOSTON, MA 02109
`
`http://assignment.uspto.gov/
`
`5/6/2015
`Apple Inc., et al.
`Exhibit 1023
`Apple Inc., et al. v. Global Touch Solutions, Inc.
`IPR2015-01175
`
`Exhibit 1023, Page 001
`
`
`
`Assignment Search: 5955869
`
`Page 2 of 2
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`Properties (1 total)
`
`Title
`
`Application
`
`Publication Patent
`
`International
`Registration Number
`
`PCT
`
`BATTERY
`OPERATING
`SYSTEM
`Inventors: ROLAND
`RATHMANN
`
`09087306
`May 29,
`1998
`
`5955869
`Sep 21,
`1999
`
`http://assignment.uspto.gov/
`
`5/6/2015
`Exhibit 1023, Page 002