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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

1987-11-05 — Application filed
1988-02-04 — Assigned to examiner
1988-03-10 — Final disposition recorded
1988-07-18 — Correspondence received in law office
1988-08-25 — Approved for pub - principal register
1988-10-15 — Notice of publication
1988-11-15 — Published for opposition
1989-02-07 — Registered-principal register
1994-02-14 — Registered - sec. 8 (6-yr) & sec. 15 filed
1994-08-15 — Registered - sec. 8 (6-yr) accepted & sec. 15 ack.
2008-07-18 — Case file in ticrs
2009-09-12 — Cancelled sec. 8 (10-yr)/expired section 9
2009-09-12 — Final status recorded
2021-03-05 — Teas change of owner address received
2021-03-05 — Teas revoke/app/change addr of atty/dom rep received
2021-03-05 — Attorney/dom.rep.revoked and/or appointed
2021-03-05 — Teas withdrawal of attorney received-firm retains
2021-03-05 — Teas change of correspondence received
2021-03-05 — Applicant/correspondence changes (non-responsive) entered

Owner Information

ENVIRO-HEALTH SYSTEMS, INC.
Columbus , OH

ENVIRO-HEALTH SYSTEMS, INC.
RICHARDSON , TX

ENVIRO-HEALTH SYSTEMS, INC.
RICHARDSON , TX

Correspondent

Julie E. Sanders American Electric Power
1 Riverside Plaza 29th Floor
American Electric Power Company Inc.
Columbus, OH 43215-2373

Filing Details

Filing Date:
1987-11-05

Status Date:
2009-09-12

Category:
Science & Technology Services

Filing Year:
1987

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