Trademark attorney

Linda Joy Kattwinkel

Buchalter LLPUnited States

Linda Joy Kattwinkel of Buchalter LLP (United States) is listed as the attorney or agent of record on 1,629 trademark filings, as reported by the trademark offices.

Browse filingsGet this data via the API
Filings of record
1,629
Still active
897
Registration rate
74%
Latest filingFirst in 1950
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 · 122 filed
2015
2022 to 2026 · filed
261
First filing
1950

Filings by year: 1950: 3, 1969: 5, 1970: 1, 1972: 2, 1973: 1, 1976: 3, 1977: 1, 1978: 1, 1980: 20, 1982: 8, 1983: 1, 1985: 5, 1986: 1, 1987: 3, 1988: 1, 1989: 1, 1990: 3, 1991: 7, 1992: 5, 1993: 2, 1994: 3, 1995: 10, 1996: 8, 1997: 26, 1998: 21, 1999: 112, 2000: 72, 2001: 63, 2002: 22, 2003: 41, 2004: 86, 2005: 57, 2006: 87, 2007: 87, 2008: 24, 2009: 45, 2010: 38, 2011: 33, 2012: 31, 2013: 36, 2014: 38, 2015: 122, 2016: 33, 2017: 48, 2018: 36, 2019: 32, 2020: 43, 2021: 40, 2022: 40, 2023: 85, 2024: 44, 2025: 63, 2026: 29.

Clients

Companies on these filings

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

16 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
UNDERLINEexaminingUSPTOAnnual Reviews412026-10-23
CAUSEexaminingUSPTODementia Learning Partners LLC9, 412026-10-22
THE THREE SELVESexaminingUSPTODementia Learning Partners LLC9, 412026-10-22
HBK GANGexaminingUSPTOEyes On Me LLC92026-10-22
HBK GANGexaminingUSPTOEyes On Me LLC352026-10-22
HBK GANGexaminingUSPTOEyes On Me LLC412026-10-22
HEARTBREAK HALLOWEENexaminingUSPTOEyes On Me LLC92026-10-22
HEARTBREAK HALLOWEENexaminingUSPTOEyes On Me LLC412026-10-22
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_019d14d7-90f4-76bf-999e-81a7d405e071
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d14d7-90f4-76bf-999e-81a7d405e071",
  "object": "attorney",
  "name": "Linda Joy Kattwinkel",
  "firm_name": "Buchalter LLP",
  "country_code": "US",
  "trademark_count": 1629
}