Trademark attorney

Christopher R. Liro

Andrus Intellectual Property Law, LLPUnited States

Christopher R. Liro of Andrus Intellectual Property Law, LLP (United States) is listed as the attorney or agent of record on 104 trademark filings, as reported by the trademark offices.

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Filings of record
104
Still active
72
Registration rate
89%
Latest filingFirst in 1969
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

+9 more

Activity

Filings per year

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

Peak year · 13 filed
2018
2021 to 2025 · filed
23
First filing
1969

Filings by year: 1969: 1, 1979: 1, 1982: 1, 1983: 1, 1988: 2, 1989: 5, 1990: 2, 1992: 1, 1993: 1, 1994: 4, 1996: 1, 1997: 2, 1998: 6, 2000: 3, 2001: 3, 2002: 1, 2003: 1, 2004: 2, 2007: 1, 2009: 2, 2010: 2, 2013: 1, 2014: 2, 2015: 5, 2016: 2, 2017: 11, 2018: 13, 2019: 2, 2020: 2, 2021: 2, 2022: 5, 2023: 7, 2024: 8, 2025: 1.

Clients

Companies on these filings

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

6 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
BEEF BUSregisteredUSPTOPortillo's Hot Dogs, LLC432025-01-28
SYMBIO RUNNERregisteredUSPTOLife Fitness, LLC282024-12-04
TOP DOG PERKSabandonedUSPTOPortillo's Hot Dogs, LLC352024-12-03
ICONIC EVERY TIMEregisteredUSPTOPortillo's Hot Dogs, LLC432024-10-31
LFregisteredUSPTOLife Fitness, LLC282024-04-25
FOURTH QUARTER FRANKSregisteredUSPTOPortillo's Hot Dogs, LLC432024-03-25
FINISH THE FRANKregisteredUSPTOPortillo's Hot Dogs, LLC432024-03-25
TRAINER CONNECTregisteredUSPTOLife Fitness, LLC422024-03-04
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_019d1544-bc78-73ea-bf8d-a542d819ffff
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d1544-bc78-73ea-bf8d-a542d819ffff",
  "object": "attorney",
  "name": "Christopher R. Liro",
  "firm_name": "Andrus Intellectual Property Law, LLP",
  "country_code": "US",
  "trademark_count": 104
}