USPTO trademark

CALYXO

RegisteredUSPTOWord markClass 10Class 44

"CALYXO" is a word mark owned by Calyxo, Inc., filed at the USPTO on April 30, 2020. It is registered and covers classes 10 and 44.

Get this data via the API

Data current as of May 12, 2026Official USPTO record

As filed with the USPTO

Status: Registered; Since May 11, 2021
Filed: April 30, 2020
Registered: May 11, 2021
Expires: Not recorded
Application no.: 88896039
Registration no.: 6349850
Office: USPTO; United States Patent and Trademark Office
Mark type: Word mark; 2 classes

Ownership

Who owns CALYXO

The owner and representative on file with the office.

Owner

Calyxo, Inc.

Pleasanton, United States

Representative

Philip R. Zender, Esq.

Squire Patton Boggs (US) LLP

Goods and services

What the mark covers

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

10Class 10 · Medical Apparatus
Medical apparatus and instruments for treating urological conditions; medical device for kidney stone treatment and removal
44Class 44 · Medical, Beauty, and Agricultural
Providing medical information from a website; providing information for medical professionals and medical patients concerning kidney stone removal equipment by means of a website

History

What has happened so far

Steps recorded by the USPTO, newest first.

May 11, 2026Courtesy reminder - sec. 8 (6-yr) e-mailed
October 4, 2021Applicant/correspondence changes (non-responsive) entered
October 4, 2021Teas change of correspondence received
October 4, 2021Attorney/dom.rep.revoked and/or appointed
October 4, 2021Teas revoke/app/change addr of atty/dom rep received
October 4, 2021Teas change of owner address received
May 11, 2021Registered-principal register
April 7, 2021Notice of acceptance of statement of use e-mailed
April 6, 2021Allowed principal register - sou accepted
March 13, 2021Notice of approval of extension request e-mailed

10 earlier steps on the official record.

FAQ

About CALYXO

Who owns the trademark "CALYXO"?

The USPTO trademark "CALYXO" (application 88896039) is owned by Calyxo, Inc.

What is the status of "CALYXO"?

Its status at the USPTO is: registered.

When was "CALYXO" registered?

It was registered on May 11, 2021.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull CALYXO 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 key View docs

GET /v1/trademarks/{id}

ID=tm_019d2ba5-8b3d-748a-842a-ba3b598cdd27
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "tm_019d2ba5-8b3d-748a-842a-ba3b598cdd27",
  "object": "trademark",
  "mark_text": "CALYXO",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "88896039",
  "filing_date": "2020-04-30",
  "nice_classes": [
    10,
    44
  ],
  "owners": [
    {
      "name": "CALYXO, INC.",
      "entity_id": null
    }
  ]
}