Trademark Search  /  POLYSIL

POLYSIL

○ Dead · Abandoned

U.S. federal trademark · Serial No. 74070705

Mark
POLYSIL
Status
Abandoned
Serial Number
74070705
Filing Date
June 19, 1990
Class(es)
Class 002

Owners

Johnson Matthey Inc.
03 · Valley Forge, PA, US
Johnson Matthey Inc.
03 · Valley Forge, PA, US

Goods & Services

silver-based paste used in the construction of semiconductor devices

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