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NALCLEAN

EXPIRED USPTO USPTO

No active United States Patent and Trademark Office (USPTO) registrations found, based on publicly available USPTO trademark records.

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USPTO Filing History

Key events recorded for this trademark application

1991-06-01 — Application filed
1991-09-27 — Assigned to examiner
1991-09-28 — Approved for pub - principal register
1992-01-17 — Notice of publication
1992-02-18 — Published for opposition
1992-05-12 — Noa mailed - sou required from applicant
1992-11-12 — Sou extension 1 filed
1992-12-02 — Sou extension 1 granted
1993-05-13 — Application abandoned
1993-05-13 — Final status recorded

Owner Information

Nalco Chemical Company
Naperville , IL

Correspondent

ROBERT A MILLER PATENT & LICENSING DEPT
NALCO CHEMICAL COMPANY
ONE NALCO CTR
NAPERVILLE, IL 60563-1198

Filing Details

Filing Date:
1991-06-01

Status Date:
1993-05-13

Category:
Chemicals

Filing Year:
1991

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