$IDCC SEC Filings

Filing Filed On
DEFA14A 23 Apr 2024
DEFA14A 20 Apr 2023
DEFA14A 18 Apr 2022
DEFA14A 16 Apr 2021
DEFA14A 28 May 2020
DEFA14A 17 Apr 2020
DEFA14A 26 Apr 2019
DEFA14A 18 Apr 2018
DEFA14A 28 Apr 2017
ADDITIONAL MATERIALS 25 Apr 2016
NOTICE OF INTERNET AVAILABILITY 27 Apr 2015
DEFA14A 28 Apr 2014
DEFA14A 29 Apr 2013
DEFINITIVE ADDITIONAL MATERIALS - INTERDIGITAL, INC. 11 May 2012
DEFINITIVE ADDITIONAL MATERIALS - INTERDIGITAL, INC. 23 Apr 2012
DEFA14A 18 Apr 2011