WINDOWS NT
Live / Registered — Registered and renewed (as of 02 Apr 2026)
What this means for you
Registered since 06 Feb 1996. 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 06 Feb 2026).
Record
- Serial number
- 74212523
- Registration number
- 1955219
- Mark type
- Word mark
- Filed
- 11 Oct 1991
- Published for opposition
- 26 Apr 1994
- Registered
- 06 Feb 1996
- Next maintenance due
- 06 Feb 2026
- Attorney of record
- Karen Kreider Gaunt
Goods and services
- Class 009 — Scientific and electric apparatus: computer programs; namely, operating system programs including an operating environment [ and instructional manuals therefor, sold as a unit ]
Owner
- Microsoft Corporation, Cincinnati, OH, US
- Microsoft Corporation, Redmond, WA, US
- Microsoft Corporation, Redmond, WA, US
- Microsoft Corporation, Redmond, WA, US
Prosecution history
- 02 Apr 2026 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 02 Apr 2026 — REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
- 02 Apr 2026 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 02 Apr 2026 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 22 Jan 2026 — TEAS SECTION 8 & 9 RECEIVED
- 06 Feb 2025 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 13 Dec 2018 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 13 Dec 2018 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 25 Mar 2016 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 25 Mar 2016 — REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
- 25 Mar 2016 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 25 Mar 2016 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 19 Jan 2016 — TEAS SECTION 8 & 9 RECEIVED
- 06 Feb 2015 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 28 Dec 2006 — TEAS CHANGE OF CORRESPONDENCE RECEIVED