DFI
Live / Registered — Registered and renewed (as of 26 Mar 2026)
What this means for you
Registered since 11 Feb 1986. 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 11 Feb 2026).
Record
- Serial number
- 73547721
- Registration number
- 1382166
- Mark type
- Word mark
- Filed
- 12 Jul 1985
- Published for opposition
- 19 Nov 1985
- Registered
- 11 Feb 1986
- Next maintenance due
- 11 Feb 2026
- Attorney of record
- Joe McKinney Muncy
Goods and services
- Class 009 — Scientific and electric apparatus: INTERFACE BOARDS FOR ENHANCING PERSONAL COMPUTERS
Owner
- DFI INC., XIZHI DIST., NEW TAIPEI CITY, TW
- DFI TECHNOLOGIES, LLC, Loomis, CA, US
- DIAMOND FLOWER ELECTRIC INSTRUMENT CO. (U.S.A.), INC., PLANO, TX, US
- DIAMOND FLOWER ELECTRIC INSTRUMENT CO. (U.S.A.), INC., PLANO, TX, US
- DIAMOND FLOWER ELECTRIC INSTRUMENT CO. (U.S.A.), INC., PLANO, TX, US
Prosecution history
- 26 Mar 2026 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 26 Mar 2026 — REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
- 26 Mar 2026 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 26 Mar 2026 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 13 Jan 2026 — TEAS SECTION 8 & 9 RECEIVED
- 13 Jan 2026 — TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
- 13 Jan 2026 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 13 Jan 2026 — TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED
- 13 Jan 2026 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 13 Jan 2026 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 13 Jan 2026 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 13 Jan 2026 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 11 Feb 2025 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 31 May 2023 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 31 May 2023 — TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS