QUANTOX

What this means for you

Registered since 29 Apr 1997. 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 29 Apr 2017).

Record

Serial number

74714847

Registration number

2056726

Mark type

Word mark

Filed

14 Aug 1995

Published for opposition

04 Feb 1997

Registered

29 Apr 1997

Next maintenance due

29 Apr 2017

Attorney of record

Paul A. Rodriguez

Goods and services

• Class 009 — Scientific and electric apparatus: electronic test system, comprising a computer, waferhandlilng robotics, and current and voltage instruments that tests semiconductors in their fabrication stages

Owner

• KLA CORPORATION, MILPITAS, CA, US
• KLA-TENCOR CORPORATION, MILPITAS, CA, US
• KLA-TENCOR CORPORATION, MILPITAS, CA, US
• KLA-TENCOR TECHNOLOGIES CORPORATION, MILPITAS, CA, US
• KLA-TENCOR CORPORATION, SAN JOSE, CA, US
• Keithley Instruments, Inc., Cleveland, OH, US
• Keithley Instruments, Inc., Cleveland, OH, US
• Keithley Instruments, Inc., Cleveland, OH, US

Prosecution history

• 19 Mar 2026 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
• 19 Mar 2026 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
• 19 Mar 2026 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
• 19 Mar 2026 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
• 19 Mar 2026 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
• 15 Apr 2022 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
• 15 Apr 2022 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
• 15 Apr 2022 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
• 22 Jan 2020 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
• 30 Mar 2017 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
• 30 Mar 2017 — REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
• 30 Mar 2017 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
• 29 Mar 2017 — TEAS SECTION 8 & 9 RECEIVED
• 18 Nov 2009 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
• 11 Nov 2009 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP