Document and Entity Information

6 Months Ended

Jun. 30, 2013

Document Information [Line Items]

Document Type

S-4

Amendment Flag

true

Document Period End Date

Jun. 30, 2013

Entity Registrant Name

PHARMATHENE, INC

Entity Central Index Key

0001326190

Entity Filer Category

Accelerated Filer

Amendment Description

The Registrant hereby amends this registration statement on such date or dates as may be necessary to delay its effective date until the Registrant shall file a further amendment which specifically states that this registration statement shall thereafter become effective in accordance with Section 8(a) of the Securities Act or until the registration statement shall become effective on such date as the Securities and Exchange Commission, acting pursuant to said Section 8(a), may determine.