MAMMOTH TRAILFEST Trademark
Trademark Overview
On Thursday, October 23, 2025, a trademark application was filed for MAMMOTH TRAILFEST with the United States Patent and Trademark Office. The USPTO has given the MAMMOTH TRAILFEST trademark a serial number of 99458812. The federal status of this trademark filing is RESPONSE AFTER NON-FINAL ACTION - ENTERED as of Monday, July 20, 2026. This trademark is owned by Eastern Sierra Running, LLC. The MAMMOTH TRAILFEST trademark is filed in the Clothing & Apparel Products and Education & Entertainment Services categories with the following description:
(Based on Use) Conducting running races; Organizing festivals in the field of running, trail running, ultra running, and outdoor sports for cultural or entertainment purposes; (Based on Intent to Use) Coaching in the field of sports; Coaching in the field of hiking, running, trail running, and ultra running; Conducting guided tours by foot, namely hiking, running, trail running, and ultra running tours; Conducting guided tours of the outdoors; Providing recreational sports, hiking, running, trail running, and ultra running camps; Providing classes, workshops, seminars and camps in the field of sports, hiking, running, trail running, and ultra running; Sports camp services
(Based on Use) Headwear; Socks; Pullovers; Tops as clothing; Anoraks; Tee shirts; Clothing jackets; Coats; all of the foregoing goods not relating to hockey
General Information
| Serial Number | 99458812 |
| Word Mark | MAMMOTH TRAILFEST |
| Filing Date | Thursday, October 23, 2025 |
| Status | 661 - RESPONSE AFTER NON-FINAL ACTION - ENTERED |
| Status Date | Monday, July 20, 2026 |
| Registration Number | 0000000 |
| Registration Date | NOT AVAILABLE |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | NOT AVAILABLE |
Trademark Statements
| NOT AVAILABLE | TRAILFEST |
| Pseudo Mark | MAMMOTH TRAIL FEST |
| Goods and Services | (Based on Use) Conducting running races; Organizing festivals in the field of running, trail running, ultra running, and outdoor sports for cultural or entertainment purposes; (Based on Intent to Use) Coaching in the field of sports; Coaching in the field of hiking, running, trail running, and ultra running; Conducting guided tours by foot, namely hiking, running, trail running, and ultra running tours; Conducting guided tours of the outdoors; Providing recreational sports, hiking, running, trail running, and ultra running camps; Providing classes, workshops, seminars and camps in the field of sports, hiking, running, trail running, and ultra running; Sports camp services |
| Goods and Services | (Based on Use) Headwear; Socks; Pullovers; Tops as clothing; Anoraks; Tee shirts; Clothing jackets; Coats; all of the foregoing goods not relating to hockey |
Classification Information
| International Class | 025 - Clothing, footwear, headgear. |
| US Class Codes | 022, 039 |
| Class Status Code | 6 - Active |
| Class Status Date | Thursday, October 23, 2025 |
| Primary Code | 025 |
| First Use Anywhere Date | Thursday, September 22, 2022 |
| First Use In Commerce Date | Thursday, September 22, 2022 |
| International Class | 041 - Education; providing of training; entertainment; sporting and cultural activities. |
| US Class Codes | 100, 101, 107 |
| Class Status Code | 6 - Active |
| Class Status Date | Thursday, October 23, 2025 |
| Primary Code | 041 |
| First Use Anywhere Date | Thursday, September 22, 2022 |
| First Use In Commerce Date | Thursday, September 22, 2022 |
Trademark Owner History
| Party Name | Eastern Sierra Running, LLC |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Mammoth Lakes, CA 93546
US |
Trademark Events
| Event Date | Event Description |
| Thursday, October 23, 2025 | NEW APPLICATION ENTERED |
| Thursday, October 23, 2025 | APPLICATION FILING RECEIPT MAILED |
| Sunday, October 26, 2025 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Tuesday, March 10, 2026 | ASSIGNED TO EXAMINER |
| Thursday, April 30, 2026 | NON-FINAL ACTION WRITTEN |
| Thursday, April 30, 2026 | NON-FINAL ACTION E-MAILED |
| Thursday, April 30, 2026 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Monday, July 20, 2026 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Monday, July 20, 2026 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, July 20, 2026 | TEAS/EMAIL CORRESPONDENCE ENTERED |
