Security Interest

Recorded: 2004-05-05 Received: 2004-05-06 Pages: 10

Assignor

MAIBLOCKS, INC.

Executed: 2004-04-26

Assignee

SILICON VALLEY BANK

3003 TASMAN DR., LOAN DOCUMENTATION HA155, SANTA CLARA, CA, 95054, UNITED STATES

Covered Properties (8)

Using a collection of contact information to assist in challenge-response decisions

Application: 60/543,806 →

Methods and systems for confirmation of availability of messaging account to user

Application: 60/538,313 →

Systems and methods for authorizing delivery of incoming messages

Application: 10/747,557 →

Community messaging lists for authorization to deliver electronic messages

Application: 60/531,536 →

Accommodating self-addressed mail in a challenge/response system

Application: 60/490,850 →

Automated techniques for confirming the sender of an electronic message

Application: 60/469,199 →

Sorting Electronic Messages Using Attributes of the Sender Address

Application: 10/418,373 →

Pattern Matching to Validate and Classify Computer Variables to One or More Name Ranges

Application: 10/361,247 →