USPTO trademark

ELAHERE

RegisteredUSPTOWord markClass 5

"ELAHERE" is a word mark owned by ImmunoGen, Inc., filed at the USPTO on January 26, 2021. It is registered and covers class 5 (Pharmaceuticals).

View ImmunoGen, Inc. portfolio Get this data via the API

Data current as of April 30, 2026Official USPTO record

As filed with the USPTO

Status: Registered; Since March 14, 2023
Filed: January 26, 2021
Registered: March 14, 2023
Expires: Not recorded
Application no.: 90488884
Registration no.: 7001216
Office: USPTO; United States Patent and Trademark Office
Mark type: Word mark; 1 class

Ownership

Who owns ELAHERE

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

Owner

ImmunoGen, Inc.

Waltham, United States

34 trademarks in the portfolioView company

Representative

Maryam S. Arastu

AbbVie Inc.

Goods and services

What the mark covers

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

05Class 5 · Pharmaceuticals
Pharmaceuticals for human use, namely, pharmaceutical preparations for treatment of cancer, namely, antibody-drug conjugates; pharmaceuticals for human use, namely, pharmaceutical preparations for treatment of oncological diseases, disorders, and conditions

History

What has happened so far

Steps recorded by the USPTO, newest first.

April 28, 2026Teas change of correspondence received
April 28, 2026Attorney/dom.rep.revoked and/or appointed
April 28, 2026Teas revoke/app/change addr of atty/dom rep received
April 28, 2026Applicant/correspondence changes (non-responsive) entered
April 28, 2026Teas change of owner address received
April 26, 2023Assignment of ownership not updated automatically
March 14, 2023Notice of registration confirmation emailed
March 14, 2023Registered-principal register
February 7, 2023Notice of acceptance of statement of use e-mailed
February 6, 2023Allowed principal register - sou accepted

10 earlier steps on the official record.

FAQ

About ELAHERE

Who owns the trademark "ELAHERE"?

The USPTO trademark "ELAHERE" (application 90488884) is owned by ImmunoGen, Inc.

What is the status of "ELAHERE"?

Its status at the USPTO is: registered.

When was "ELAHERE" registered?

It was registered on March 14, 2023.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull ELAHERE 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_019d2cf1-68c0-76fe-9558-d2901f3d9f41
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "tm_019d2cf1-68c0-76fe-9558-d2901f3d9f41",
  "object": "trademark",
  "mark_text": "ELAHERE",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "90488884",
  "filing_date": "2021-01-26",
  "nice_classes": [
    5
  ],
  "owners": [
    {
      "name": "ImmunoGen, Inc.",
      "entity_id": "ent_019f285f-45d5-72cf-a52d-252d88bfaab9"
    }
  ]
}