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Form EFFECT - Notice of Effectiveness:
SEC Accession No. 9999999995-19-002916
Accepted
2019-12-24 00:15:20
Documents
1
Effectiveness Date
2019-12-23
Registration Form
S-3

Document Format Files

Seq Description Document Type Size
1 primary_doc.html EFFECT  
1 primary_doc.xml EFFECT 590
  Complete submission text file 9999999995-19-002916.txt   1812
Mailing Address 2105 CITYWEST BLVD SUITE 100 HOUSTON TX 770422855
Business Address 2105 CITYWEST BLVD SUITE 100 HOUSTON TX 770422855 2819333339
ION GEOPHYSICAL CORP (Filer) CIK: 0000866609 (see all company filings)

IRS No.: 222286646 | State of Incorp.: DE | Fiscal Year End: 1231
Type: EFFECT | Act: 33 | File No.: 333-234606 | Film No.: 191308003
SIC: 1382 Oil & Gas Field Exploration Services