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Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0001193125-11-105256
Filing Date
2011-04-21
Accepted
2011-04-21 16:35:16
Documents
1
Effectiveness Date
2011-04-21

Document Format Files

Seq Description Document Type Size
1 DEFINITIVE ADDITIONAL MATERIALS ddefa14a.htm DEFA14A 18620
  Complete submission text file 0001193125-11-105256.txt   19580
Mailing Address 101 INNOVATION DR SAN JOSE CA 95134
Business Address 101 INNOVATION DR SAN JOSE CA 95134 408.544.8790
ALTERA CORP (Filer) CIK: 0000768251 (see all company filings)

IRS No.: 770016691 | State of Incorp.: DE | Fiscal Year End: 1231
Type: DEFA14A | Act: 34 | File No.: 000-16617 | Film No.: 11773821
SIC: 3674 Semiconductors & Related Devices