EF Trademark

Trademark Overview


On Saturday, February 7, 2026, a trademark application was filed for EF with the United States Patent and Trademark Office. The USPTO has given the EF trademark a serial number of 99640233. The federal status of this trademark filing is NON-FINAL ACTION - MAILED as of Friday, June 5, 2026. This trademark is owned by Echelon Flux LLC. The EF trademark is filed in the Clothing & Apparel Products, Advertising, Business and Retail Services, and Computer & Software Services & Scientific Services categories with the following description:

Digital marketing services; Business marketing consulting services; Promoting the goods and services of others; Promoting the goods and services of others over the Internet

Athletic apparel, namely, shirts, pants, jackets, footwear, hats and caps, athletic uniforms; Sweatshirts; Hooded sweatshirts; Sweatpants; Jeans; Clothing jackets

Consultancy in the field of artificial intelligence (AI) technology; Technology consultation in the field of artificial intelligence (AI)
ef

General Information


Serial Number99640233
Word MarkEF
Filing DateSaturday, February 7, 2026
Status641 - NON-FINAL ACTION - MAILED
Status DateFriday, June 5, 2026
Registration Number0000000
Registration DateNOT AVAILABLE
Mark Drawing3 - Illustration: Drawing or design which also includes word(s) / letter(s) / number(s)
Published for Opposition DateNOT AVAILABLE

Trademark Statements


Indication of Colors claimedColor is not claimed as a feature of the mark.
Pseudo MarkECHELON FLUX
Description of MarkThe mark consists of a stylized ā€œEā€ and ā€œFā€ forming an abstract design enclosed within a circle.
Goods and ServicesDigital marketing services; Business marketing consulting services; Promoting the goods and services of others; Promoting the goods and services of others over the Internet
Goods and ServicesAthletic apparel, namely, shirts, pants, jackets, footwear, hats and caps, athletic uniforms; Sweatshirts; Hooded sweatshirts; Sweatpants; Jeans; Clothing jackets
Goods and ServicesConsultancy in the field of artificial intelligence (AI) technology; Technology consultation in the field of artificial intelligence (AI)

Classification Information


International Class025 - Clothing, footwear, headgear.
US Class Codes022, 039
Class Status Code6 - Active
Class Status DateSaturday, February 7, 2026
Primary Code025
First Use Anywhere DateNOT AVAILABLE
First Use In Commerce DateNOT AVAILABLE

International Class035 - Advertising; business management; business administration; office functions.
US Class Codes100, 101, 102
Class Status Code6 - Active
Class Status DateSaturday, February 7, 2026
Primary Code035
First Use Anywhere DateNOT AVAILABLE
First Use In Commerce DateNOT AVAILABLE

International Class042 - 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 Codes100, 101
Class Status Code6 - Active
Class Status DateSaturday, February 7, 2026
Primary Code042
First Use Anywhere DateNOT AVAILABLE
First Use In Commerce DateNOT AVAILABLE

Trademark Owner History


Party NameEchelon Flux LLC
Party Type10 - Original Applicant
Legal Entity Type16 - Limited Liability Company
AddressCanogo Park, CA 91303
US

Trademark Events


Event DateEvent Description
Saturday, February 7, 2026NEW APPLICATION ENTERED
Saturday, February 7, 2026APPLICATION FILING RECEIPT MAILED
Thursday, June 4, 2026NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Thursday, June 4, 2026NOTICE OF DESIGN SEARCH CODE E-MAILED
Friday, June 5, 2026ASSIGNED TO EXAMINER
Friday, June 5, 2026NON-FINAL ACTION WRITTEN
Friday, June 5, 2026NON-FINAL ACTION E-MAILED
Friday, June 5, 2026NOTIFICATION OF NON-FINAL ACTION E-MAILED