Trademark Search / BLOCKBOARD

BLOCKBOARD

○ Dead · Cancelled

U.S. federal trademark · Serial No. 85157470 · Reg. No. 4046788

Mark

BLOCKBOARD

Status

Cancelled

Serial Number

85157470

Registration No.

4046788

Filing Date

October 20, 2010

Registration Date

October 25, 2011

Class(es)

Class 042

Owners

BlockChalk, Inc.

03 · San Francisco, CA, US

BlockChalk, Inc.

03 · San Francisco, CA, US

BlockChalk, Inc.

03 · San Francisco, CA, US

Goods & Services

Software as a service (SAAS) services featuring software for users to post and share a wide variety of information in the form of text, video, photos, and other electronic media

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Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.