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Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0000902219-13-000646
Filing Date
2013-11-08
Accepted
2013-11-08 14:42:51
Documents
1

Document Format Files

Seq Description Document Type Size
1 DISCLOSURE DOCUMENT sec_filing.htm SC 13G 17754
  Complete submission text file 0000902219-13-000646.txt   19361
Mailing Address 280 CONGRESS STREET BOSTON MA 02210
Business Address 280 CONGRESS STREET BOSTON MA 02210 6179515000
WELLINGTON MANAGEMENT CO LLP (Filed by) CIK: 0000902219 (see all company filings)

IRS No.: 042683227 | State of Incorp.: MA | Fiscal Year End: 1231
Type: SC 13G
SIC: 0000

Mailing Address 8493 BAYMEADOWS WAY JACKSONVILLE FL 32256
Business Address 8493 BAYMEADOWS WAY JACKSONVILLE FL 32256 9047371367
PARKERVISION INC (Subject) CIK: 0000914139 (see all company filings)

IRS No.: 592971472 | State of Incorp.: FL | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-46577 | Film No.: 131204118
SIC: 3663 Radio & Tv Broadcasting & Communications Equipment