Filing search / Prairie Operating Co. / "Research and Development" / Page 2

10-K

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2 Oct 08

Annual report

12:00am

10QSB

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18 Jun 08

Quarterly report (small business)

12:00am

10QSB

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23 Apr 08

Quarterly report (small business)

12:00am

S-1/A

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8 Feb 08

IPO registration (amended)

12:00am

SB-2/A

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4 Dec 07

Registration of securities for small business issuer (amended)

12:00am

SB-2/A

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21 Nov 07

Registration of securities for small business issuer (amended)

12:00am

SB-2/A

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22 Oct 07

Registration of securities for small business issuer (amended)

12:00am

SB-2/A

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26 Mar 07

Registration of securities for small business issuer (amended)

12:00am

SB-2/A

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30 Sep 03

Registration of securities for small business issuer (amended)

12:00am

SB-2

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25 Mar 03

Registration of securities for small business issuer

12:00am