| Serial Number | 76576558 |
| Word Mark | MASTER |
| Filing Date | Friday, February 20, 2004 |
| Status | 710 - CANCELLED - SECTION 8 |
| Status Date | Friday, August 22, 2025 |
| Registration Number | 2924909 |
| Registration Date | Tuesday, February 8, 2005 |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, November 16, 2004 |
| Goods and Services | software used in connection with auditory diagnostic equipment to facilitate obtaining frequency-specific auditory threshold information |
| International Class | 009 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire extinguishing apparatus. |
| US Class Codes | 021, 023, 026, 036, 038 |
| Class Status Code | 2 - Sec. 8 - Entire Registration |
| Class Status Date | Friday, August 22, 2025 |
| Primary Code | 009 |
| First Use Anywhere Date | Wednesday, August 14, 2002 |
| First Use In Commerce Date | Wednesday, August 14, 2002 |
| Party Name | NATUS ACQUISITION II, LLC |
| Party Type | 32 - New Owner After Registration |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | SCHAUMBURG, IL 60173 |
| Party Name | NATUS MEDICAL INCORPORATED |
| Party Type | 31 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | SAN CARLOS, CA 94070 |
| Party Name | Bio-logic Systems Corp |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Mundelein, IL 600603700 |
| Party Name | Bio-logic Systems Corp |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Mundelein, IL 600603700 |
| Party Name | Bio-logic Systems Corp |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Mundelein, IL 600603700 |
| Event Date | Event Description |
| Friday, September 10, 2004 | EXAMINERS AMENDMENT -WRITTEN |
| Wednesday, March 3, 2004 | NEW APPLICATION ENTERED |
| Friday, September 10, 2004 | ASSIGNED TO EXAMINER |
| Monday, September 13, 2004 | EXAMINER'S AMENDMENT MAILED |
| Wednesday, October 27, 2004 | NOTICE OF PUBLICATION |
| Tuesday, November 16, 2004 | PUBLISHED FOR OPPOSITION |
| Wednesday, June 18, 2008 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Monday, September 13, 2010 | TEAS SECTION 8 & 15 RECEIVED |
| Thursday, September 16, 2010 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Tuesday, September 21, 2010 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Sunday, February 23, 2014 | TEAS SECTION 8 & 9 RECEIVED |
| Sunday, February 23, 2014 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Wednesday, March 12, 2014 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Wednesday, March 12, 2014 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Wednesday, March 12, 2014 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Friday, January 10, 2020 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Friday, January 10, 2020 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Wednesday, September 14, 2022 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Monday, September 13, 2004 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Friday, September 17, 2004 | ASSIGNED TO LIE |
| Tuesday, September 21, 2004 | LAW OFFICE PUBLICATION REVIEW COMPLETED |
| Tuesday, February 8, 2005 | REGISTERED-PRINCIPAL REGISTER |
| Saturday, May 24, 2008 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Saturday, May 24, 2008 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Wednesday, March 12, 2014 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |
| Thursday, February 8, 2024 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Wednesday, January 22, 2025 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Friday, August 22, 2025 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Wednesday, September 24, 2025 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, September 3, 2025 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |