Trademark Search  /  DYNAMIC SIGNAL TRANSFER

DYNAMIC SIGNAL TRANSFER

○ Dead · Abandoned

U.S. federal trademark · Serial No. 74227670

Mark
DYNAMIC SIGNAL TRANSFER
Status
Abandoned
Serial Number
74227670
Filing Date
December 3, 1991
Class(es)
Class 009

Owners

TELLABS OPERATIONS, INC.
03 · Lisle, IL, US
Tellabs, Inc.
03 · Lisle, IL, US

Goods & Services

echo cancellers and training manuals sold together as a unit

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