Trademark attorney

Christopher D. Erickson

Tonkon Torp LLPUnited States

Christopher D. Erickson of Tonkon Torp LLP (United States) is listed as the attorney or agent of record on 1,274 trademark filings, as reported by the trademark offices.

Filings of record
1,274
Still active
413
Registration rate
71%
Latest filingFirst in 1947
2025
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

+32 more

Activity

Filings per year

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

Peak year · 109 filed
2012
2021 to 2025 · filed
26
First filing
1947

Filings by year: 1947: 1, 1949: 1, 1951: 1, 1964: 1, 1968: 1, 1969: 1, 1970: 1, 1971: 1, 1975: 1, 1979: 1, 1980: 1, 1981: 5, 1984: 3, 1987: 4, 1988: 3, 1989: 7, 1990: 2, 1991: 7, 1992: 5, 1993: 9, 1994: 5, 1995: 7, 1996: 8, 1997: 6, 1998: 11, 1999: 19, 2000: 14, 2001: 20, 2002: 26, 2003: 17, 2004: 34, 2005: 33, 2006: 73, 2007: 67, 2008: 96, 2009: 40, 2010: 94, 2011: 94, 2012: 109, 2013: 108, 2014: 62, 2015: 74, 2016: 62, 2017: 49, 2018: 52, 2019: 12, 2021: 1, 2022: 1, 2023: 7, 2024: 9, 2025: 8.

Clients

Companies on these filings

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

25 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
HregisteredUSPTOHoffman Corporation372025-08-18
PregisteredUSPTOHoffman Corporation372025-08-18
HregisteredUSPTOHoffman Corporation372025-08-18
HregisteredUSPTOHoffman Corporation372025-08-18
SPUMONI GIRLregisteredUSPTOOSF International, Inc.302025-08-13
LUXE ATELIERregisteredUSPTOLuxe Atelier, Inc.35, 442025-02-26
SHE FLIESregisteredUSPTOThe Oregon Sports Authority Foundation352025-02-18
SHEERIDregisteredUSPTOSheerID, Inc.352025-01-23
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 /v1/attorneys/{id}
ID=att_019d14c9-f9ce-76ed-b045-285ba299627d
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d14c9-f9ce-76ed-b045-285ba299627d",
  "object": "attorney",
  "name": "Christopher D. Erickson",
  "firm_name": "Tonkon Torp LLP",
  "country_code": "US",
  "trademark_count": 1274
}