SQUARE ROOT OF X Trademark
Trademark Overview
On Wednesday, March 13, 2019, a trademark application was filed for SQUARE ROOT OF X with the United States Patent and Trademark Office. The USPTO has given the SQUARE ROOT OF X trademark a serial number of 88337393. The federal status of this trademark filing is SECTION 8 - ACCEPTED as of Thursday, August 28, 2025. This trademark is owned by Hangzhou Dana Technology Co., Ltd. The SQUARE ROOT OF X trademark is filed in the Computer & Software Products & Electrical & Scientific Products category with the following description:
[ Computer operating programs, recorded; Computer software platforms, recorded, for application development, web hosting, database management; Computers; ] Downloadable computer application software for mobile phones, namely, software for use in working out math problems [ ; Downloadable computer game programs; Downloadable computer operating software; Downloadable computer software for administration of computer networks; Downloadable computer software for application and database integration; Downloadable computer software for processing digital images; Downloadable electronic publications in the nature of book, magazine in the field of Computer Software; Laptop computers; Recorded computer operating software; Recorded computer programs for word processing; Tablet computers; Thin client computers ]
General Information
| Serial Number | 88337393 |
| Word Mark | SQUARE ROOT OF X |
| Filing Date | Wednesday, March 13, 2019 |
| Status | 701 - SECTION 8 - ACCEPTED |
| Status Date | Thursday, August 28, 2025 |
| Registration Number | 5862378 |
| Registration Date | Tuesday, September 17, 2019 |
| Mark Drawing | 3 - Illustration: Drawing or design which also includes word(s) / letter(s) / number(s) |
| Published for Opposition Date | Tuesday, July 2, 2019 |
Trademark Statements
| Description of Mark | The mark consists of a square root of "X" and a non-closed circle with a dot on the upper right. |
| Goods and Services | [ Computer operating programs, recorded; Computer software platforms, recorded, for application development, web hosting, database management; Computers; ] Downloadable computer application software for mobile phones, namely, software for use in working out math problems [ ; Downloadable computer game programs; Downloadable computer operating software; Downloadable computer software for administration of computer networks; Downloadable computer software for application and database integration; Downloadable computer software for processing digital images; Downloadable electronic publications in the nature of book, magazine in the field of Computer Software; Laptop computers; Recorded computer operating software; Recorded computer programs for word processing; Tablet computers; Thin client computers ] |
| Indication of Colors claimed | Color is not claimed as a feature of the mark. |
Classification 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 | 6 - Active |
| Class Status Date | Saturday, March 30, 2019 |
| Primary Code | 009 |
| First Use Anywhere Date | Friday, February 1, 2019 |
| First Use In Commerce Date | Friday, February 1, 2019 |
Trademark Owner History
| Party Name | Hangzhou Dana Technology Co., Ltd |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Hangzhou 310051
CN |
| Party Name | Hangzhou Dana Technology Co., Ltd |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Hangzhou 310051
CN |
| Party Name | Hangzhou Dana Technology Co., Ltd |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Hangzhou 310051
CN |
Trademark Events
| Event Date | Event Description |
| Saturday, March 16, 2019 | NEW APPLICATION ENTERED |
| Saturday, March 30, 2019 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Tuesday, April 2, 2019 | NOTICE OF DESIGN SEARCH CODE E-MAILED |
| Thursday, May 23, 2019 | ASSIGNED TO EXAMINER |
| Wednesday, May 29, 2019 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Tuesday, July 2, 2019 | PUBLISHED FOR OPPOSITION |
| Tuesday, September 17, 2019 | REGISTERED-PRINCIPAL REGISTER |
| Wednesday, May 14, 2025 | TEAS SECTION 8 RECEIVED |
| Wednesday, August 27, 2025 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Thursday, August 28, 2025 | REGISTERED - SEC. 8 (6-YR) ACCEPTED |
| Thursday, August 28, 2025 | NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED |
| Tuesday, September 17, 2024 | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED |
| Wednesday, June 12, 2019 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, July 2, 2019 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
