USPTO trademark

DUO+

Under examinationUSPTOWord markClass 35

"DUO+" is a word mark owned by Duoduo Global Inc, filed at the USPTO on October 9, 2026. It is under examination and covers class 35 (Advertising and Business).

Get this data via the API
Official USPTO record
DUO+ trademark as filed
As filed with the USPTO
Status
Under examination
Since October 9, 2026
Filed
October 9, 2026
Registered
Not yet
Expires
Not recorded
Application no.
50153495
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns DUO+

The owner and representative on file with the office.

Owner

Duoduo Global Inc

Rowland Heights, United States

Representative

Yao Yao

Reising Ethington P.C.

Goods and services

What the mark covers

The products and services DUO+ is filed for, grouped by Nice class.

  • Retail store services featuring cosmetics, skin care products, personal care products, toys, blind box toys, collectible toy figures, stationery, housewares, household and lifestyle accessories, jewelry, handbags, hats, hair accessories, snack foods, candy, ice cream, and non-alcoholic beverages; On-line retail store services featuring cosmetics, skin care products, personal care products, toys, blind box toys, collectible toy figures, stationery, housewares, household and lifestyle accessories, jewelry, handbags, hats, hair accessories, snack foods, candy, ice cream, and non-alcoholic beverages; Retail gift shops

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Application filing receipt mailed
  2. New application entered
FAQ

About DUO+

Who owns the trademark "DUO+"?

The USPTO trademark "DUO+" (application 50153495) is owned by Duoduo Global Inc.

What is the status of "DUO+"?

Its status at the USPTO is: under examination.

API

Get this data via the API

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

  • GET/v1/trademarks/{id}

    The full record: owners, classes, dates and images

  • GET/v1/trademarks/{id}/events

    Every step in the office history

  • GET/v1/proceedings?trademark_id={id}

    Oppositions and cancellations against the mark

Get API keyView docs
GET /v1/trademarks/{id}
ID=tm_01a12881-e9e1-7629-8142-521836859742
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_01a12881-e9e1-7629-8142-521836859742",
  "object": "trademark",
  "mark_text": "DUO+",
  "status": {
    "primary": "pending",
    "stage": "examining"
  },
  "office_code": "US",
  "application_number": "50153495",
  "filing_date": "2026-10-09",
  "nice_classes": [
    35
  ],
  "owners": [
    {
      "name": "DUODUO GLOBAL INC",
      "entity_id": null
    }
  ]
}