Company: QTIWW
Filing Date: 2025-11-03
Form Type: S-1
Source: 0001628280-25-048373
Chunk: 233

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-11-03
Form: S-1
Chunk 233
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#### Intellectual Property, Patents & Trademarks
QT Imaging has multiple U.S. and European patents and 5 registered U.S. trademarks. QT Imaging does not disclose its proprietary reconstruction algorithm technology. The details regarding this intellectual property is shown below.

The table below shows the Company’s utility patents and utility patent applications:

| JURISDICTION         |     | NUMBER        |     | TITLE                                                                                               |     | DATE       
 FILED      |     | DATE       
 GRANTED    |     | EXPIRATION 
 DATE       |     | OWNER                                       |
| US                   |     | US8827 908B2  |     | APPARATUS FOR ULTRASOUND IMAGING                                                                    |     | 6/30/2011  |     | 9/9/2014   |     | 6/29/2032  |     | QT Imaging, Inc. and Esaote SpA             |
| US                   |     | US9392 994B2  |     | APPARATUS AND METHOD FOR ULTRASOUND IMAGING WITH CONTRAST AGENTS                                    |     | 4/5/2011   |     | 7/19/2016  |     | 11/19/2034 |     | QT Imaging, Inc.                            |
| US                   |     | US7771 360B2  |     | BREAST SCANNING SYSTEM                                                                              |     | 4/8/2004   |     | 8/10/2010  |     | 6/10/2029  |     | QT Ultrasound LLC                           |
| US                   |     | US8366 617B2  |     | BREAST SCANNING SYSTEM                                                                              |     | 5/14/2008  |     | 2/5/2013   |     | 11/18/2031 |     | QT Ultrasound LLC, CVUS Clinical Trials LLC |
| US                   |     | US7699 783B2  |     | METHOD FOR IMAGING AND TREATING A BREAST                                                            |     | 6/15/2005  |     | 4/20/2010  |     | 1/23/2027  |     | QT Ultrasound LLC                           |
| EP DE FR GB          |     | EP1765 176B1  |     | METHOD OF IMAGING AND