Trademark attorney

Yuval Marcus

Leason Ellis LLPUnited States

Yuval Marcus of Leason Ellis LLP (United States) is listed as the attorney or agent of record on 252 trademark filings, as reported by the trademark offices.

Browse filingsGet this data via the API
Filings of record
252
Still active
168
Registration rate
83%
Latest filingFirst in 1964
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

+31 more

Activity

Filings per year

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

Peak year · 35 filed
2013
2022 to 2026 · filed
37
First filing
1964

Filings by year: 1964: 1, 1984: 1, 2000: 1, 2003: 1, 2005: 1, 2006: 3, 2010: 11, 2011: 13, 2012: 31, 2013: 35, 2014: 16, 2015: 22, 2016: 11, 2017: 16, 2018: 23, 2019: 9, 2020: 9, 2021: 11, 2022: 12, 2023: 4, 2024: 8, 2025: 9, 2026: 4.

Clients

Companies on these filings

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

9 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
TOMMI MÄKINENexaminingUSPTOTommi Mäkinen Racing Oy9, 12, 14, 25, 28, 412026-10-23
MAMIYA SEKORallowedUSPTOMamiya America Corporation92026-02-26
GOLF GAMEBOOKexaminingUSPTOGameBook Oy9, 422026-01-23
GOLF GAME BOOKexaminingUSPTOGameBook Oy9, 422026-01-23
P Grand Prince HotelmixedWIPOSeibu Prince Hotels Worldwide Inc.35, 432025-12-16
P The PrincemixedWIPOSeibu Prince Hotels Worldwide Inc.35, 432025-12-16
P Prince HotelmixedWIPOSeibu Prince Hotels Worldwide Inc.35, 432025-12-16
LION MANIAregisteredUSPTOPlaytech Software Limited9, 41, 422025-09-12
API

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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_019d1524-09a4-74ea-8621-d293e3514346
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d1524-09a4-74ea-8621-d293e3514346",
  "object": "attorney",
  "name": "Yuval Marcus",
  "firm_name": "Leason Ellis LLP",
  "country_code": "US",
  "trademark_count": 252
}