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Cloudmark, Inc.

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Records under this name other than patents Cloudmark, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.

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PatentTitleStatus Expires Confidence
US 8,301,702Method and an Apparatus to Screen Electronic Communications
now held by Proofpoint, Inc.
In force (reinstated)
 · High confidence
In force (reinstated)High confidence
US 10,447,634Apparatus and Method for Augmenting a Message to Facilitate Spam Identification
now held by Proofpoint, Inc.
In force
 · High confidence
In forceHigh confidence
US 9,634,970Apparatus and Method for Augmenting a Message to Facilitate Spam Identification
now held by Proofpoint, Inc.
In force
 · High confidence
In forceHigh confidence
US 9,294,490Apparatus and Method for Identifying a Domain Name System Resource Exhaustion Attack
now held by Proofpoint, Inc.
In force
 · High confidence
In forceHigh confidence
US 9,560,074Systems and Methods of Identifying Suspicious Hostnames
now held by Proofpoint, Inc.
In force
 · High confidence
In forceHigh confidence
US 10,264,017Systems and Methods of Identifying Suspicious Hostnames
now held by Proofpoint, Inc.
In force
 · High confidence
In forceHigh confidence
US 9,729,413Apparatus and Method for Identifying Domain Name System Tunneling, Exfiltration and Infiltration
now held by Proofpoint, Inc.
In force
 · High confidence
In forceHigh confidence
US 7,539,729Method and Apparatus to Enable Mass Message Publications to Reach a Client Equipped with a Filter
now held by Proofpoint, Inc.
Term ended
Term ended Dec 25, 2025 · High confidence
Term endedTerm ended Dec 25, 2025High confidence
US 7,373,385Method and Apparatus to Block Spam Based on Spam Reports from a Community of Users
now held by Proofpoint, Inc.
Term ended
Term ended Nov 18, 2025 · High confidence
Term endedTerm ended Nov 18, 2025High confidence
US 7,519,565Methods and Apparatuses for Classifying Electronic Documents
now held by Proofpoint, Inc.
Term ended
Term ended Aug 2, 2025 · High confidence
Term endedTerm ended Aug 2, 2025High confidence
10 of 18 records shown.
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