`
`___________________________
`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`___________________________
`
`SIPNET EU S.R.O.
`Petitioner
`v.
`
`INNOVATIVE COMMUNICATIONS TECHNOLOGIES, INC.
`(now STRAIGHT PATH IP GROUP, INC.)
`Patent Owner
`
`
`
`Patent No. 6,108,704
`
`Filing Date: September 25, 1995
`
`Issue Date: August 22, 2000
`
`Title: POINT-TO-POINT INTERNET PROTOCOL
`
`___________________________
`
`Inter Partes Review No. IPR2013-00246, Filing Date April 11, 2013
`
`DECLARATION OF DAVID K. CALLAHAN
`
`
`
`
`
`
`Straight Path Ex. 2020
`Sipnet EU S.R.O. v. Straight Path IP Group, Inc.
`Case No. IPR2013-00246
`
`
`
`Straight Path Ex. 2020
`Sipnet EU S.R.O. v. Straight Path IP Group, Inc.
`Case No. IPR2013-00246
`
`
`
`Straight Path Ex. 2020
`Sipnet EU S.R.O. v. Straight Path IP Group, Inc.
`Case No. IPR2013-00246
`
`
`
`Straight Path Ex. 2020
`Sipnet EU S.R.O. v. Straight Path IP Group, Inc.
`Case No. IPR2013-00246
`
`