CHARTR

What this means for you

Registered since 04 May 1993. 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 04 May 2023).

Record

Serial number

74239139

Registration number

1769231

Mark type

Word mark

Filed

21 Jan 1992

Published for opposition

01 Sept 1992

Registered

04 May 1993

Next maintenance due

04 May 2023

Attorney of record

Daniel C. Pierron

Goods and services

• Class 010 — Medical apparatus: medical diagnostic equipment; namely, ENG (electrostagmography) apparatus to measure eye movements and evoked potentials apparatus to measure neurological responses; for use by neurologists and ear, nose and throat specialists

Owner

• NATUS ACQUISITION II, LLC, SCHAUMBURG, IL, US
• NATUS MEDICAL INCORPORATED, Orlando, FL, US
• GN OTOMETRICS A/S, TAASTRUP, DK
• ICS Medical Corporation, Schaumburg, IL, US
• ICS Medical Corporation, Schaumburg, IL, US
• ICS Medical Corporation, Schaumburg, IL, US

Prosecution history

• 24 Sept 2025 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
• 03 Sept 2025 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
• 22 Jan 2025 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
• 08 Jul 2023 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
• 08 Jul 2023 — REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
• 08 Jul 2023 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
• 08 Jul 2023 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
• 14 Dec 2022 — TEAS SECTION 8 & 9 RECEIVED
• 04 May 2022 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
• 10 Jan 2020 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
• 10 Jan 2020 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
• 17 Jan 2018 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
• 12 Jun 2017 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
• 12 Jun 2017 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
• 24 Jan 2017 — TEAS CHANGE OF CORRESPONDENCE RECEIVED