Trademark Search / HOUGHTO-BLACK

HOUGHTO-BLACK

● Live · Registered

U.S. federal trademark · Serial No. 71533570 · Reg. No. 0503431

Mark

HOUGHTO-BLACK

Status

Registered

Serial Number

71533570

Registration No.

0503431

Filing Date

September 5, 1947

Registration Date

October 26, 1948

Class(es)

Class 002

Owners

HOUGHTON TECHNICAL CORP.

03 · Wilmington, DE, US

E. F. HOUGHTON & CO.

03 · PHILADELPHIA, PA, US

Goods & Services

METAL BLACKENING AGENTS BEING MIXTURES OF ALKALIES WITH ALKALI METAL NITRATES AND NITRATES AND/OR OTHER MINOR INGREDIENTS FOR USE IN THE BLACKENING OF METALS

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