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Filing Detail
Form N-CSR - Certified Shareholder Report:
SEC Accession No. 0001171200-11-000988
Filing Date
2011-11-07
Accepted
2011-11-07 12:07:15
Documents
9
Period of Report
2011-08-31
Effectiveness Date
2011-11-07

Document Format Files

Seq Description Document Type Size
1 i00481_bna-ncsr.htm N-CSR 8083919
2 i00481_ex99-cert.htm EX-99.CERT 14640
3 i00481_ex99-906cert.htm EX-99.906CERT 5125
4 ex99-proxypol.htm EX-99.PROXYPOL 29272
5 i00485001_v1.jpg GRAPHIC 2912
6 i00485002_v1.jpg GRAPHIC 3425
7 i00485003_v1.jpg GRAPHIC 4305
8 i00485004_v1.jpg GRAPHIC 8534
9 i00485005_v1.jpg GRAPHIC 3078
  Complete submission text file 0001171200-11-000988.txt   8165530
Mailing Address 100 BELLEVUE PARKWAY MUTUAL FUND DEPARTMENT WILMINGTON DE 19809
Business Address 100 BELLEVUE PARKWAY MUTUAL FUND DEPARTMENT WILMINGTON NY 19809 888-825-2257
BLACKROCK INCOME OPPORTUNITY TRUST INC (Filer) CIK: 0000880280 (see all company filings)

IRS No.: 133634989 | State of Incorp.: MD | Fiscal Year End: 1031
Type: N-CSR | Act: 40 | File No.: 811-06443 | Film No.: 111183526