USPTO trademark

DAY ONE BIOPHARMACEUTICALS

RegisteredUSPTOWord and designClass 5Class 36Class 41Class 42

"DAY ONE BIOPHARMACEUTICALS" is a word and design mark owned by Day One Biopharmaceuticals, Inc., filed at the USPTO on September 21, 2023. It is registered and covers classes 5, 36, 41 and 42.

View Day One Biopharmaceuticals, Inc. portfolioGet this data via the API
Official USPTO record
DAY ONE BIOPHARMACEUTICALS trademark as filed
As filed with the USPTO
Status
Registered
Since March 24, 2026
Filed
September 21, 2023
Registered
March 24, 2026
Expires
Not recorded
Application no.
98975225
Registration no.
8189842
Office
USPTO
United States Patent and Trademark Office
Mark type
Word and design
4 classes
Ownership

Who owns DAY ONE BIOPHARMACEUTICALS

The owner on file, matched to the company behind it. Every owner-name spelling for that company is grouped on its page.

Owner

Day One Biopharmaceuticals, Inc.

DAWN · Brisbane, United States

17 trademarks in the portfolioView company

Representative

Maury M. Tepper, III

Tepper & Eyster, PLLC

Goods and services

What the mark covers

The products and services DAY ONE BIOPHARMACEUTICALS is filed for, grouped by Nice class.

  • Pharmaceutical preparations for human use for treating cancer and oncological diseases; pharmaceutical preparation for the prevention and treatment of cancer; pharmaceutical preparations for the treatment of oncological diseases; pharmaceutical preparations and substances for the prevention and treatment of oncological, neurological, and immune system related diseases and disorders; medical preparations for the delivery of compounds to the body for the treatment and prevention of oncological, neurological, and immune system related diseases and disorders

  • Healthcare insurance administration services; healthcare insurance administration services, namely, providing benefit verification, authorization and re-authorization support, appeals support, and information regarding benefit updates; providing information about healthcare insurance plans; financial services, namely, assessing sources of and facilitating access by patients and their families to financial support from copay support, patient assistance programs (PAP), patient foundations and organizations; financial services, namely, administration of patient reimbursement programs

  • Educational services, namely, providing online newsletters in the field of prescription drug information via emails, non-downloadable webinars, and online non-downloadable videos in the field of prescription drug information; educational services, namely, providing prescription drug dosage training; educational services, namely, providing online non-downloadable videos in the field of treatment and diagnosis of tumors and cancer; educational services, namely, providing online non-downloadable videos in the field of treatment and diagnosis of pediatric low-grade glioma; educational services, namely, providing online non-downloadable videos for healthcare service providers, caregivers, and patients in the field of tumors and cancer; educational services, namely, providing online non-downloadable videos for healthcare service providers, caregivers, and patients in the field of pediatric low-grade glioma; providing information regarding tumors and cancer, and pediatric low-grade glioma

  • Research, development, and product evaluation of pharmaceutical preparations for the prevention and treatment of cancer; research laboratory analysis and research of drugs and pharmaceutical products; providing medical research information in the fields of oncology, immunotherapy, chemotherapy and combination therapies; research and development services in the fields of oncology, immunotherapy, chemotherapy, and combination therapies for the treatment of cancer and tumors; providing medical research information in the fields of oncology, immunotherapy, chemotherapy and combination therapies; scientific advisory services, namely, providing scientific information, advice, and consultancy in the field of cancer treatment; design, development, research, and testing of new products, namely, drugs and pharmaceuticals for the treatment and/or prevention of oncological, neurological, and immune system diseases and disorders; research, development, and medical evaluation of pharmaceutical preparations for the prevention and treatment of cancer; research and development services in the fields of oncology, immunotherapy, chemotherapy, and combination therapies for the treatment of cancer and tumors; scientific advisory services, namely, providing scientific information, advice, and consultancy in the field of cancer treatment; design, development, research, and testing of drugs and pharmaceuticals for the treatment and/or prevention of oncological, neurological, and immune system related diseases and disorders

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Teas change of correspondence received
  2. Attorney/dom.rep.revoked and/or appointed
  3. Teas revoke/app/change addr of atty/dom rep received
  4. Applicant/correspondence changes (non-responsive) entered
  5. Teas change of owner address received
  6. Notice of registration confirmation emailed
  7. Registered-principal register
  8. Notice of acceptance of statement of use e-mailed
  9. Allowed principal register - sou accepted
  10. Statement of use processing complete

10 earlier steps on the official record.

FAQ

About DAY ONE BIOPHARMACEUTICALS

Who owns the trademark "DAY ONE BIOPHARMACEUTICALS"?

The USPTO trademark "DAY ONE BIOPHARMACEUTICALS" (application 98975225) is owned by Day One Biopharmaceuticals, Inc.

What is the status of "DAY ONE BIOPHARMACEUTICALS"?

Its status at the USPTO is: registered.

When was "DAY ONE BIOPHARMACEUTICALS" registered?

It was registered on March 24, 2026.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull DAY ONE BIOPHARMACEUTICALS 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_019d2a59-bbc8-703a-82eb-63a9d6321cee
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d2a59-bbc8-703a-82eb-63a9d6321cee",
  "object": "trademark",
  "mark_text": "DAY ONE BIOPHARMACEUTICALS",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "98975225",
  "filing_date": "2023-09-21",
  "nice_classes": [
    5,
    36,
    41,
    42
  ],
  "owners": [
    {
      "name": "Day One Biopharmaceuticals, Inc.",
      "entity_id": "ent_019eb70d-dcad-750c-ae09-14c47ca4aad6"
    }
  ]
}