SPHERON

○ Dead · Expired

U.S. federal trademark · Serial No. 72346216 · Reg. No. 0928521

Mark

SPHERON

Status

Expired

Serial Number

72346216

Registration No.

0928521

Filing Date

December 15, 1969

Registration Date

February 8, 1972

Class(es)

Class 001

Owner

03 · BOSTON, MA, US

CARBON BLACK FOR USE IN THE MANUFACTURE OF INKS AND INKING MATERIALS

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