<SEC-DOCUMENT>0001654954-21-000240-index.html : 20210107 <SEC-HEADER>0001654954-21-000240.hdr.sgml : 20210107 <ACCEPTANCE-DATETIME>20210107165244 ACCESSION NUMBER: 0001654954-21-000240 CONFORMED SUBMISSION TYPE: 424B3 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20210107 DATE AS OF CHANGE: 20210107 FILER: COMPANY DATA: COMPANY CONFORMED NAME: PARKERVISION INC CENTRAL INDEX KEY: 0000914139 STANDARD INDUSTRIAL CLASSIFICATION: RADIO & TV BROADCASTING & COMMUNICATIONS EQUIPMENT [3663] IRS NUMBER: 592971472 STATE OF INCORPORATION: FL FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 424B3 SEC ACT: 1933 Act SEC FILE NUMBER: 333-233390 FILM NUMBER: 21514758 BUSINESS ADDRESS: STREET 1: 4446 - 1A HENDRICKS AVENUE STREET 2: SUITE 354 CITY: JACKSONVILLE STATE: FL ZIP: 32207 BUSINESS PHONE: 9047326100 MAIL ADDRESS: STREET 1: 4446 - 1A HENDRICKS AVENUE STREET 2: SUITE 354 CITY: JACKSONVILLE STATE: FL ZIP: 32207 </SEC-HEADER> <DOCUMENT> <TYPE>424B3 <SEQUENCE>1 <FILENAME>prkr_20210107xprospsupp19.htm <DESCRIPTION>PRIMARY DOCUMENT <TEXT> Document 1 - file: prkr_20210107xprospsupp19.htm
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