Trademark attorney

David Hart Siegel

United States

David Hart Siegel (United States) is listed as the attorney or agent of record on 107 trademark filings, as reported by the trademark offices.

Browse filingsGet this data via the API
Filings of record
107
Still active
95
Registration rate
70%
Latest filingFirst in 2015
2026
Coverage

Where these filings were made

Each mark counts once here: an international registration is grouped with its country designations, not counted once per country.

By office

By classA mark can cover several classes

+17 more

Activity

Filings per year

New filings of record each year, counting each mark once.

Peak year · 55 filed
2026
2022 to 2026 · filed
103
First filing
2015

Filings by year: 2015: 1, 2018: 1, 2019: 2, 2022: 4, 2023: 4, 2024: 6, 2025: 34, 2026: 55.

Clients

Companies on these filings

Owners on the latest 48 filings of record that Signa links to a company record.

17 more owners in these filings are not linked to a company record.

Filings

Latest filings of record

The most recent applications naming this attorney or agent.

Browse all filings
MarkStatusOfficeOwnerClassesFiled
CASYUSexaminingUSPTOSouthpaw Limited352026-10-27
CUSDAexaminingUSPTOSouthpaw Limited352026-10-27
LOS ANGELES THUNDERexaminingUSPTOPro Volleyball Federation, LLC25, 412026-10-07
THUNDERexaminingUSPTOPro Volleyball Federation, LLC25, 412026-10-07
SALE EL SOLexaminingUSPTOGrupo Imagen Medios de Comunicacion, S.A. de C.V.38, 412026-10-07
DE PRIMERA MANOexaminingUSPTOGrupo Imagen Medios de Comunicacion, S.A. de C.V.38, 412026-10-07
EL MINUTO QUE CAMBIÓ MI DESTINOexaminingUSPTOGrupo Imagen Medios de Comunicacion, S.A. de C.V.38, 412026-10-07
EL MINUTO QUE CAMBIÓ MI DESTINO SIN CENSURAexaminingUSPTOGrupo Imagen Medios de Comunicacion, S.A. de C.V.38, 412026-10-07
API

Get this data via the API

Every number on this page comes from the Signa API. Pull the same records into your own product with one request.

  • GET/v1/attorneys/{id}

    Attorney record, firm and filing stats

  • GET/v1/attorneys/{id}/analytics

    Filings by office, class and year

  • GET/v1/attorneys/{id}/trademarks

    Every trademark the attorney is of record on

Get API keyView docs
GET /v1/attorneys/{id}
ID=att_019d29e8-e226-71de-96eb-803160863b52
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d29e8-e226-71de-96eb-803160863b52",
  "object": "attorney",
  "name": "David Hart Siegel",
  "firm_name": null,
  "country_code": "US",
  "trademark_count": 105
}