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Form NT 10-K - Notification of inability to timely file Form 10-K 405, 10-K, 10-KSB 405, 10-KSB, 10-KT, or 10-KT405:
SEC Accession No. 0001144204-11-015234
Filing Date
2011-03-16
Accepted
2011-03-16 16:15:32
Documents
1
Period of Report
2010-12-31
Effectiveness Date
2011-03-16

Document Format Files

Seq Description Document Type Size
1 v214904_nt10k.htm NT 10-K 45826
  Complete submission text file 0001144204-11-015234.txt   46911
Mailing Address 1617 JFK BLVD ONE PENN CENTER PHILADELPHIA PA 19103
Business Address 1617 JFK BLVD #660 ONE PENN CENTER PHILADELPHIA PA 19104 2159880080
HEMISPHERX BIOPHARMA INC (Filer) CIK: 0000946644 (see all company filings)

IRS No.: 520845822 | State of Incorp.: DE | Fiscal Year End: 1231
Type: NT 10-K | Act: 34 | File No.: 001-13441 | Film No.: 11692033
SIC: 2836 Biological Products, (No Diagnostic Substances)