Trademark Search / PROTON-SPONGE

PROTON-SPONGE

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U.S. federal trademark · Serial No. 77206281 · Reg. No. 3408363

Mark

PROTON-SPONGE

Status

Registered

Serial Number

77206281

Registration No.

3408363

Filing Date

June 14, 2007

Registration Date

April 8, 2008

Class(es)

Class 001

Owners

MERCK KGAA

31 · DARMSTADT, DE

SIGMA-ALDRICH CO., LLC

16 · St. Louis, MO, US

Sigma-Aldrich Biotechnology L.P.

13 · St. Louis, MO, US

Sigma-Aldrich Biotechnology L.P.

13 · St. Louis, MO, US

Sigma-Aldrich Biotechnology L.P.

13 · St. Louis, MO, US

Goods & Services

Chemicals used in industry and science, namely, 1,8 - (bis-(dimethylamino))-naphthalene, an organic chemical reagent used in organic syntheses for research and commercial applications

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