USPTO trademark

KLYGEFA

AllowedUSPTOWord markClass 5

"KLYGEFA" is a word mark owned by Alexion Pharmaceuticals, Inc., filed at the USPTO on April 16, 2024. It has been allowed and covers class 5 (Pharmaceuticals).

View Alexion Pharmaceuticals, Inc. portfolioGet this data via the API
Official USPTO record
KLYGEFA trademark as filed
As filed with the USPTO
Status
Allowed
Since May 15, 2026
Filed
April 16, 2024
Registered
Not yet
Expires
Not recorded
Application no.
98502167
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns KLYGEFA

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

Owner

Alexion Pharmaceuticals, Inc.

ALXN · Boston, United States

208 trademarks in the portfolioView company

Representative

Leonid Rakitin

AstraZeneca Pharmaceuticals LP

Goods and services

What the mark covers

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

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. Notice of approval of extension request e-mailed
  5. Sou extension 2 granted
  6. Sou extension 2 filed
  7. Sou teas extension received
  8. Notice of approval of extension request e-mailed
  9. Sou extension 1 granted
  10. Sou extension 1 filed

10 earlier steps on the official record.

FAQ

About KLYGEFA

Who owns the trademark "KLYGEFA"?

The USPTO trademark "KLYGEFA" (application 98502167) is owned by Alexion Pharmaceuticals, Inc.

What is the status of "KLYGEFA"?

Its status at the USPTO is: allowed.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull KLYGEFA 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_019d2ccd-62bb-7292-8300-c04a6653d92b
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d2ccd-62bb-7292-8300-c04a6653d92b",
  "object": "trademark",
  "mark_text": "KLYGEFA",
  "status": {
    "primary": "pending",
    "stage": "allowed"
  },
  "office_code": "US",
  "application_number": "98502167",
  "filing_date": "2024-04-16",
  "nice_classes": [
    5
  ],
  "owners": [
    {
      "name": "Alexion Pharmaceuticals, Inc.",
      "entity_id": "ent_019eb70a-13c6-766b-b4ec-ed9ff6c116be"
    }
  ]
}