Trademark attorney

Christopher Erickson

Tonkon Torp LLPUnited States

Christopher Erickson of Tonkon Torp LLP (United States) is listed as the attorney or agent of record on 679 trademark filings, as reported by the trademark offices.

Browse filingsGet this data via the API
Filings of record
679
Still active
488
Registration rate
77%
Latest filingFirst in 1957
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

+35 more

Activity

Filings per year

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

Peak year · 105 filed
2021
2022 to 2026 · filed
221
First filing
1957

Filings by year: 1957: 1, 1970: 1, 1977: 1, 1981: 1, 1986: 3, 1995: 1, 1996: 2, 1999: 6, 2000: 1, 2001: 2, 2002: 4, 2004: 1, 2005: 1, 2007: 3, 2008: 3, 2009: 2, 2010: 7, 2011: 6, 2012: 8, 2013: 28, 2014: 3, 2015: 23, 2016: 19, 2017: 24, 2018: 41, 2019: 66, 2020: 95, 2021: 105, 2022: 76, 2023: 84, 2024: 22, 2025: 12, 2026: 27.

Clients

Companies on these filings

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

21 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
[Design Mark]examiningUSPTOSpoetzl Ventures, Inc.332026-10-16
[Design Mark]examiningUSPTOSpoetzl Ventures, Inc.332026-10-16
[Design Mark]examiningUSPTOSpoetzl Ventures, Inc.332026-10-16
[Design Mark]examiningUSPTOSpoetzl Ventures, Inc.332026-10-16
GREAT LITTLE PLATES FOR 1examiningUSPTOOSF International, Inc.432026-09-28
GREAT LITTLE PLATESexaminingUSPTOOSF International, Inc.432026-09-28
[Design Mark]examiningUSPTOWillamette Dental Management Corporation36, 442026-09-01
KBFexaminingUSPTOKBF Advisory, LLC35, 422026-08-20
API

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  • 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_019d14ef-d7af-77be-b562-541d2f200853
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d14ef-d7af-77be-b562-541d2f200853",
  "object": "attorney",
  "name": "Christopher Erickson",
  "firm_name": "Tonkon Torp LLP",
  "country_code": "US",
  "trademark_count": 679
}