TOPSWITCH

What this means for you

Registered since 06 Sept 1994. 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 Sept 2024).

Record

Serial number

74450929

Registration number

1852295

Mark type

Word mark

Filed

25 Oct 1993

Published for opposition

14 Jun 1994

Registered

06 Sept 1994

Next maintenance due

06 Sept 2024

Attorney of record

Ji Lei

Goods and services

• Class 009 — Scientific and electric apparatus: semiconductor devices for smart power applications; namely, integrated circuits for switched-mode power conversions; namely, power supplies, power factor correction, battery chargers, motor control, lighting and applications requiring pulse width modulated power devices

Owner

• POWER INTEGRATIONS, INC., SAN JOSE, CA, US
• Power Integrations, Inc., Mountain View, CA, US
• Power Integrations, Inc., Mountain View, CA, US
• Power Integrations, Inc., Mountain View, CA, US

Prosecution history

• 12 Jun 2025 — TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
• 12 Jun 2025 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
• 12 Jun 2025 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
• 12 Jun 2025 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
• 25 Mar 2024 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
• 25 Mar 2024 — REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
• 25 Mar 2024 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
• 25 Mar 2024 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
• 30 Oct 2023 — TEAS SECTION 8 & 9 RECEIVED
• 06 Sept 2023 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
• 24 May 2019 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
• 24 May 2019 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
• 06 Sept 2014 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
• 06 Sept 2014 — REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
• 06 Sept 2014 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED