8-K
XBRL
CURRENT REPORT
- Company
- PARKERVISION INC
- Filed
- December 16, 2021
- Period of Report
- December 14, 2021
- Accession Number
- 0001654954-21-013202
An 8-K is a current report used to announce material events that shareholders should know about — such as earnings releases, mergers, executive changes, or bankruptcy. Learn more about 8-K filings →