THE DUFFY DIFFERENCE Trademark
Trademark Overview
On Wednesday, February 12, 2025, a trademark application was filed for THE DUFFY DIFFERENCE with the United States Patent and Trademark Office. The USPTO has given the THE DUFFY DIFFERENCE trademark a serial number of 99038533. The federal status of this trademark filing is REGISTERED as of Tuesday, October 14, 2025. This trademark is owned by Duffy Engineering Company Corp.. The THE DUFFY DIFFERENCE trademark is filed in the Computer & Software Services & Scientific Services category with the following description:
Engineering; Surveying; Inspection services, namely, detection of leaks in buildings; Engineering services for building and property condition assessment, facility management, repair and restoration and building instrumentation; Inspecting buildings for restoration purposes
General Information
| Serial Number | 99038533 |
| Word Mark | THE DUFFY DIFFERENCE |
| Filing Date | Wednesday, February 12, 2025 |
| Status | 700 - REGISTERED |
| Status Date | Tuesday, October 14, 2025 |
| Registration Number | 7984510 |
| Registration Date | Tuesday, October 14, 2025 |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, August 26, 2025 |
Trademark Statements
| Goods and Services | Engineering; Surveying; Inspection services, namely, detection of leaks in buildings; Engineering services for building and property condition assessment, facility management, repair and restoration and building instrumentation; Inspecting buildings for restoration purposes |
Classification Information
| International Class | 042 - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software. |
| US Class Codes | 100, 101 |
| Class Status Code | 6 - Active |
| Class Status Date | Wednesday, February 12, 2025 |
| Primary Code | 042 |
| First Use Anywhere Date | Wednesday, July 31, 2024 |
| First Use In Commerce Date | Wednesday, July 31, 2024 |
Trademark Owner History
| Party Name | Duffy Engineering Company Corp. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Arlington, MA 02474 |
| Party Name | Duffy Engineering Company Corp. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Arlington, MA 02474 |
| Party Name | Duffy Engineering Company Corp. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Arlington, MA 02474 |
Trademark Events
| Event Date | Event Description |
| Wednesday, February 12, 2025 | NEW APPLICATION ENTERED |
| Wednesday, February 12, 2025 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Monday, July 21, 2025 | ASSIGNED TO EXAMINER |
| Wednesday, July 23, 2025 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, August 20, 2025 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, August 26, 2025 | PUBLISHED FOR OPPOSITION |
| Tuesday, August 26, 2025 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Tuesday, October 14, 2025 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, October 14, 2025 | NOTICE OF REGISTRATION CONFIRMATION EMAILED |
| Wednesday, February 12, 2025 | APPLICATION FILING RECEIPT MAILED |
