PI EXPERT
Live / Registered — Registered (as of 06 Oct 2026)
What this means for you
Registered since 06 Oct 2026. 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 Oct 2032: the §8 declaration of use).
Record
- Serial number
- 99543600
- Registration number
- 8482437
- Mark type
- Word mark
- Filed
- 11 Dec 2025
- Published for opposition
- 18 Aug 2026
- Registered
- 06 Oct 2026
- Next maintenance filing
- §8 declaration of use, due by 06 Oct 2032 (grace period to 06 Apr 2033)
- Attorney of record
- Ji Lei
Goods and services
- Class 009 — Scientific and electric apparatus: downloadable software for designing, developing, simulating, and testing power supplies and power conversion systems, and for creating related technical documentation; recorded software for designing, developing, simulating, and testing power supplies and power conversion systems, and for creating related technical documentation
- Class 042 — Scientific and technological services: providing temporary use of non-downloadable software for designing, developing, simulating, and testing power supplies and power conversion systems, and for creating related technical documentation; software as a service (SAAS) services featuring software for designing, developing, simulating, and testing power supplies and power conversion systems, and for creating related technical documentation; providing a website featuring on-line non-downloadable software that enables users to design, develop, simulate, and test power supplies and power conversion systems, and to create related technical documentation
Owner
- Power Integrations, Inc., San Jose, CA, US
- Power Integrations, Inc., San Jose, CA, US
- Power Integrations, Inc., San Jose, CA, US
Prosecution history
- 06 Oct 2026 — NOTICE OF REGISTRATION CONFIRMATION EMAILED
- 06 Oct 2026 — REGISTERED-PRINCIPAL REGISTER
- 18 Aug 2026 — OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
- 18 Aug 2026 — PUBLISHED FOR OPPOSITION
- 12 Aug 2026 — NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
- 21 Jul 2026 — APPROVED FOR PUB - PRINCIPAL REGISTER
- 26 Jun 2026 — TEAS/EMAIL CORRESPONDENCE ENTERED
- 26 Jun 2026 — CORRESPONDENCE RECEIVED IN LAW OFFICE
- 26 Jun 2026 — TEAS RESPONSE TO OFFICE ACTION RECEIVED
- 30 Apr 2026 — NOTIFICATION OF NON-FINAL ACTION E-MAILED
- 30 Apr 2026 — NON-FINAL ACTION E-MAILED
- 30 Apr 2026 — NON-FINAL ACTION WRITTEN
- 15 Apr 2026 — ASSIGNED TO EXAMINER
- 11 Dec 2025 — NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
- 11 Dec 2025 — APPLICATION FILING RECEIPT MAILED