BIOKEN

○ Dead · Cancelled

U.S. federal trademark · Serial No. 74179244 · Reg. No. 1723400

Mark

BIOKEN

Status

Cancelled

Serial Number

74179244

Registration No.

1723400

Filing Date

June 24, 1991

Registration Date

October 13, 1992

Class(es)

Class 009

Owners

03 · Norwood, MA, US

03 · Norwood, MA, US

03 · Norwood, MA, US

cartridge filters composed primarily of polyethersulfone used in scientific and laboratory applications to concentrate or purify liquids

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