THETA XI

Live / Registered — Registered and renewed (as of 12 Feb 2026)

What this means for you

Registered since 06 Nov 1956. The owner can stop confusingly similar uses in the classes it covers; it stays on the register as long as the owner keeps up the maintenance filings (next due by 05 Nov 2026).

Record

Serial number
71693707
Registration number
0636956
Mark type
Word mark
Filed
25 Aug 1955
Registered
06 Nov 1956
Next maintenance due
05 Nov 2026
Attorney of record
Jack A. Wheat

Goods and services

  • Class 200: INDICATING MEMBERSHIP IN A NATIONAL COLLEGIATE FRATERNITY

Owner

Prosecution history

  • 12 Feb 2026 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
  • 12 Feb 2026 — REGISTERED AND RENEWED (FIFTH RENEWAL - 10 YRS)
  • 12 Feb 2026 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
  • 12 Feb 2026 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
  • 08 Feb 2026 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
  • 06 Nov 2025 — TEAS SECTION 8 & 9 RECEIVED
  • 06 Nov 2025 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
  • 01 Feb 2016 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
  • 01 Feb 2016 — REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)
  • 01 Feb 2016 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
  • 01 Feb 2016 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
  • 21 Jan 2016 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
  • 06 Nov 2015 — TEAS SECTION 8 & 9 RECEIVED
  • 06 Nov 2015 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
  • 13 Aug 2008 — CASE FILE IN TICRS

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