Trademark search for:

DOS-HELPER

EXPIRED USPTO USPTO

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

Trademark records may change over time. For the most up-to-date trademark status, domain availability, and social handle checks, run a live search.

Live search · Most up-to-date results

Also check across:

USPTO Filing History

Key events recorded for this trademark application

1985-10-10 — Application filed
1985-12-20 — Assigned to examiner
1985-12-30 — Examiner's amendment mailed
1986-02-07 — Approved for pub - principal register
1986-02-24 — Notice of publication
1986-03-25 — Published for opposition
1986-06-17 — Registered-principal register
1992-12-21 — Cancelled sec. 8 (6-yr)
1992-12-21 — Final status recorded

Owner Information

AVNI, RON
HOUSTON , TX

Correspondent

ROBERT H EPSTEIN EPSTEIN & EDELL
932 HUNGERFORD DR
STE 6A
ROCKVILLE, MD 20850

Filing Details

Filing Date:
1985-10-10

Status Date:
1992-12-21

Category:
Electronics & Software

Filing Year:
1985

Disclaimer: This page is informational only and does not constitute legal advice. Trademark availability depends on jurisdiction, usage, and legal interpretation.