UKIPO trademark

SINCERELY

FiledUKIPOWord markClass 9Class 16Class 41Class 42

"SINCERELY" is a word mark owned by Katherine Dudtschak, filed at the UKIPO on September 11, 2026. It is filed and waiting for examination and covers classes 9, 16, 41 and 42.

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Official UKIPO record
SINCERELY
Word mark as filed with the UKIPO
Status
Filed
Since September 11, 2026
Filed
September 11, 2026
Registered
Not yet
Expires
Not recorded
Application no.
UK00004443931
Registration no.
UK00004443931
Office
UKIPO
Intellectual Property Office
Mark type
Word mark
4 classes
Ownership

Who owns SINCERELY

The owner and representative on file with the office.

Owner

Katherine Dudtschak

Canada

Representative

Dla Piper UK LLP

Dla Piper UK LLP

Goods and services

What the mark covers

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

  • Downloadable podcasts; downloadable digital books, downloadable digital content in the form of electronic books; downloadable electronic publications in the nature of audiobooks; educational electronic publications in the field of humanities; downloadable electronic and web publications in the fields business management and leadership development.

  • Books; educational materials in the fields of leadership development and social science.

  • Providing entertainment via podcasts; providing educational non-downloadable podcasts in the field of income sources, personal development, leadership skills, personal growth, personal achievement, and success; educational services in the form of seminars, webinars, conferences, and workshops on career and business development, leadership, and personal branding; arranging and conducting seminars, workshops, conferences, symposiums, and panel discussions for groups in the field of business leadership development and distribution of training material in connection therewith; providing online non-downloadable electronic books; arranging and providing education, instruction, coaching, workshops, courses, and conferences, all in the fields of personal branding, leadership and professional development, interpersonal communications, team-building, advertising, marketing and distribution of training material in connection therewith; providing classes, tutorials and seminars in the field of social science; providing coaching in the field of business leadership development and distribution of training material in connection therewith; book publishing.

  • Hosting of podcasts; psychological research; research in the field of personal development being psychological research.

FAQ

About SINCERELY

Who owns the trademark "SINCERELY"?

The UKIPO trademark "SINCERELY" (application UK00004443931) is owned by Katherine Dudtschak.

What is the status of "SINCERELY"?

Its status at the UKIPO is: filed.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull SINCERELY 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_01a093af-04ba-70f1-a563-498ed2af173c
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_01a093af-04ba-70f1-a563-498ed2af173c",
  "object": "trademark",
  "mark_text": "SINCERELY",
  "status": {
    "primary": "pending",
    "stage": "filed"
  },
  "office_code": "GB",
  "application_number": "UK00004443931",
  "filing_date": "2026-09-11",
  "nice_classes": [
    9,
    16,
    41,
    42
  ],
  "owners": [
    {
      "name": "Katherine Dudtschak",
      "entity_id": null
    }
  ]
}