USPTO trademark

VANTAFLU

Opposition periodUSPTOWord markClass 5

"VANTAFLU" is a word mark owned by Seqirus UK Limited, filed at the USPTO on April 14, 2026. It is in its opposition period and covers class 5 (Pharmaceuticals).

View Seqirus UK Limited portfolioGet this data via the API
Official USPTO record
VANTAFLU trademark as filed
As filed with the USPTO
Status
Opposition period
Since September 22, 2026
Filed
April 14, 2026
Registered
Not yet
Expires
Not recorded
Application no.
99763726
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns VANTAFLU

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

Owner

Seqirus UK Limited

Maidenhead, Berkshire, United Kingdom

674 trademarks in the portfolioView company

Representative

Nancy Sabarra

Fross Zelnick Lehrman & Zissu, P.C.

Goods and services

What the mark covers

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

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Official gazette publication confirmation e-mailed
  2. Published for opposition
  3. Notification of notice of publication e-mailed
  4. Approved for pub - principal register
  5. Notification of non-final action e-mailed
  6. Non-final action e-mailed
  7. Non-final action written
  8. Assigned to examiner
  9. Application filing receipt mailed
  10. New application office supplied data entered

1 earlier step on the official record.

FAQ

About VANTAFLU

Who owns the trademark "VANTAFLU"?

The USPTO trademark "VANTAFLU" (application 99763726) is owned by Seqirus UK Limited.

What is the status of "VANTAFLU"?

Its status at the USPTO is: opposition period.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull VANTAFLU 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_019da35d-51a6-7298-b40d-4f9073565923
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019da35d-51a6-7298-b40d-4f9073565923",
  "object": "trademark",
  "mark_text": "VANTAFLU",
  "status": {
    "primary": "pending",
    "stage": "pending_opposition"
  },
  "office_code": "US",
  "application_number": "99763726",
  "filing_date": "2026-04-14",
  "nice_classes": [
    5
  ],
  "owners": [
    {
      "name": "Seqirus UK Limited",
      "entity_id": "ent_019eb7be-6b9c-74dc-8e1a-a6460bc0e0a9"
    }
  ]
}