USPTO trademark

MAIN FUNC

RegisteredUSPTOWord and designClass 9Class 42

"MAIN FUNC" is a word and design mark owned by MainFunc Inc., filed at the USPTO on March 25, 2024. It is registered and covers classes 9 and 42.

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Data current as of January 28, 2026Official USPTO record

As filed with the USPTO

Status: Registered; Since January 27, 2026
Filed: March 25, 2024
Registered: January 27, 2026
Expires: Not recorded
Application no.: 98466578
Registration no.: 8119904
Office: USPTO; United States Patent and Trademark Office
Mark type: Word and design; 2 classes

Ownership

Who owns MAIN FUNC

The owner and representative on file with the office.

Owner

MainFunc Inc.

Grand Cayman, Cayman Islands

Representative

Amy C. Ziegler

Greer, Burns & Crain, Ltd.

Goods and services

What the mark covers

The products and services MAIN FUNC is filed for, grouped by Nice class.

09Class 9 · Computers and Scientific Devices
Downloadable computer application software for mobile phones, handheld computers, electronic tablets, chatbot software using artificial intelligence for searching and retrieving information, simulating real time conversations, answering questions, and providing citations, reference materials and other resources available on computer networks; Downloadable chatbot software for simulating conversations; Computer software applications, downloadable and recorded for web hosting and database management; Downloadable software for artificial intelligence training, tuning and serving, and optimizing artificial intelligence; Downloadable software for computer server and data storage virtualization; Downloadable computer software and computer hardware for artificial intelligence, machine learning, deep learning, natural language generation, statistical learning, supervised learning, un-supervised learning, data mining, predictive analytics and business intelligence; Downloadable computer software for database management and cloud storage of data; Downloadable software for data centers for use in collecting, analyzing and reporting of computer network and telecommunications data; Downloadable computer software for facilitating data transmission, data collection, data analysis, and decision making; Downloadable computer software for enhancing computer performance; Downloadable neural network software for machine learning; Downloadable computer software for the storage of electronic data
42Class 42 · Computer and Scientific Services
Providing online non-downloadable chatbot software using artificial intelligence for searching and retrieving information, simulating real time conversations, answering questions, and providing citations, reference materials and other resources available on computer networks; Computer services, namely, providing search engines for obtaining data on a global computer network; Product research and development in the field of artificial intelligence; Research, development and evaluation of large language models; Research, design and development of computer programs and software relating to search engines and communication; Research and development services in the field of multi-modal computer natural language processing, artificial intelligence, and machine learning; Consulting services in the fields of artificial intelligence, computer architecture, cloud computing solutions, and evaluation and implementation of internet technology and services; Consulting services in the fields of artificial intelligence training, tuning and serving, and optimizing artificial intelligence; Providing online non-downloadable software for use in large language models and artificial intelligence; Providing online non-downloadable software using artificial intelligence for generating speech, text, sound, code, videos, images, and sound input; Providing online non-downloadable software for natural language processing, generation, understanding and analysis; Providing online non-downloadable software for use in the field of artificial intelligence for machine learning, natural language generation, statistical learning, mathematical learning, supervised learning, and unsupervised learning; Providing online non-downloadable software for creating generative models; Providing online non-downloadable software for multi-modal artificial intelligence and machine-learning based language, text, and speech processing software; Computer services, namely, creating, maintaining, designing, and implementing websites in the field of entertainment, sports, culture, office administration, business services, education, information technology, transportation, daily living and career development; Application service provider (ASP), namely, hosting computer software applications of others; Computer services, namely, cloud hosting provider services; Design and development of computer-modeled versions of human beings using computer animation for use in movies, television, internet and other applications; Providing online non-downloadable computer software for database management and cloud storage of data; Providing online non-downloadable computer software for the storage of electronic data; Computer time-sharing services; Consulting services in the field of software as a service (SAAS); Conversion of data or documents from physical to electronic media; Updating and maintaining cloud-based computer software through on-line updates, enhancements and patches; Technological consultation in the technology fields of computer software design, development and use of computer hardware, use of computer networking equipment, computer network design, computer storage design, computer network security, cloud security, and data center design

History

What has happened so far

Steps recorded by the USPTO, newest first.

January 27, 2026Notice of registration confirmation emailed
January 27, 2026Registered-principal register
January 5, 2026Notice of acceptance of statement of use e-mailed
January 5, 2026Allowed principal register - sou accepted
December 4, 2025Statement of use processing complete
December 4, 2025Case assigned to intent to use paralegal
June 10, 2025Use amendment filed
June 10, 2025Teas statement of use received
December 10, 2024Noa e-mailed - sou required from applicant
October 29, 2024Official gazette publication confirmation e-mailed

10 earlier steps on the official record.

FAQ

About MAIN FUNC

Who owns the trademark "MAIN FUNC"?

The USPTO trademark "MAIN FUNC" (application 98466578) is owned by MainFunc Inc.

What is the status of "MAIN FUNC"?

Its status at the USPTO is: registered.

When was "MAIN FUNC" registered?

It was registered on January 27, 2026.

API

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Everything on this page comes from the Signa API. Pull MAIN FUNC and marks like it into your own product with one request.

GET/v1/trademarks/{id}
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GET/v1/trademarks/{id}/events
Every step in the office history
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Oppositions and cancellations against the mark

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GET /v1/trademarks/{id}

ID=tm_019d2cba-7aaa-766c-8615-b7e955d7dbb2
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "tm_019d2cba-7aaa-766c-8615-b7e955d7dbb2",
  "object": "trademark",
  "mark_text": "MAIN FUNC",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "98466578",
  "filing_date": "2024-03-25",
  "nice_classes": [
    9,
    42
  ],
  "owners": [
    {
      "name": "MainFunc Inc.",
      "entity_id": null
    }
  ]
}