IPI trademark

D

RegisteredIPIWord and designClass 5

"D" is a word and design mark owned by ImmunoGen, Inc., filed at the IPI on March 26, 2026. It is registered and covers class 5 (Pharmaceuticals).

View ImmunoGen, Inc. portfolioGet this data via the API
Official IPI record
D trademark as filed
As filed with the IPI
Status
Registered
Filed
March 26, 2026
Registered
March 31, 2026
Expires
March 26, 2036
Application no.
05364/2026
Registration no.
846384
Office
IPI
Swiss Federal Institute of Intellectual Property
Mark type
Word and design
1 class
Ownership

Who owns D

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.

United States

98 trademarks in the portfolioView company

Representative

Bugnion SA

Goods and services

What the mark covers

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

  • Produits pharmaceutiques à usage humain, à savoir préparations pharmaceutiques pour le traitement du cancer; produits pharmaceutiques à usage humain, à savoir, préparations pharmaceutiques pour le traitement de maladies, troubles et affections oncologiques.

History

What has happened so far

Steps recorded by the IPI, newest first.

  1. Registration
FAQ

About D

Who owns the trademark "D"?

The IPI trademark "D" (application 05364/2026) is owned by ImmunoGen, Inc.

What is the status of "D"?

Its status at the IPI is: registered.

When was "D" registered?

It was registered on March 31, 2026 and is due to expire on March 26, 2036.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull D 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_019efeca-4d1d-7482-852a-27c5c9050d0a
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019efeca-4d1d-7482-852a-27c5c9050d0a",
  "object": "trademark",
  "mark_text": "D",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "CH",
  "application_number": "05364/2026",
  "filing_date": "2026-03-26",
  "nice_classes": [
    5
  ],
  "owners": [
    {
      "name": "ImmunoGen, Inc.",
      "entity_id": "ent_019eb709-d231-7487-b206-edfbd8ab2ade"
    }
  ]
}