HARMONIC GEARHEAD
Live / Registered — Registered and renewed (as of 20 Jan 2026)
What this means for you
Registered since 20 Oct 2015. 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 20 Oct 2025).
Record
- Serial number
- 86578573
- Registration number
- 4836693
- Mark type
- Stylized text
- Filed
- 27 Mar 2015
- Published for opposition
- 04 Aug 2015
- Registered
- 20 Oct 2015
- Next maintenance due
- 20 Oct 2025
- Attorney of record
- Bassam N. Ibrahim
Goods and services
- Class 007 — Machines and machine tools: [ Electric motors; motor shaft retention brakes; adjustable shaft couplings and couplings for machines; ] servo motors for positioning in response to electrical control signals; drives and transmissions in the nature of speed and power increasers and reducers, all except for land vehicles
- Class 009 — Scientific and electric apparatus: Electric rotary actuators and electronic controllers for producing control signals for electric rotary actuators and motor shaft retention brakes
Owner
- HD SYSTEMS, INC., Beverly, MA, US
- Harmonic Drive LLC, Peabody, MA, US
- Harmonic Drive LLC, Peabody, MA, US
- Harmonic Drive LLC, Peabody, MA, US
Prior registrations
Prosecution history
- 20 Jan 2026 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 20 Jan 2026 — REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
- 20 Jan 2026 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 20 Jan 2026 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 14 Oct 2025 — TEAS SECTION 8 & 9 RECEIVED
- 20 Oct 2024 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 03 Sept 2021 — NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
- 03 Sept 2021 — REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
- 03 Sept 2021 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 17 May 2021 — TEAS SECTION 8 & 15 RECEIVED
- 20 Oct 2020 — COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
- 09 Aug 2017 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 20 Oct 2015 — REGISTERED-PRINCIPAL REGISTER
- 04 Aug 2015 — OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
- 04 Aug 2015 — PUBLISHED FOR OPPOSITION