Trademark Search  /  KNOCK KNOCK

KNOCK KNOCK

○ Dead · Cancelled

U.S. federal trademark · Serial No. 74357213 · Reg. No. 1841257

Mark
KNOCK KNOCK
Status
Cancelled
Serial Number
74357213
Registration No.
1841257
Filing Date
February 8, 1993
Registration Date
June 21, 1994
Class(es)
Class 009

Owners

Tekworks, Incorporated
03 · Denver, CO, US
Tekworks, Incorporated
03 · Denver, CO, US
Tekworks, Incorporated
03 · Denver, CO, US

Goods & Services

computer software for determining whether a valid network connection exists between two or more computers or peripherals

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