Trademark attorney

K&L Gates

K&L Gates of Perkins Coie LLP is listed as the attorney or agent of record on 2,779 trademark filings, as reported by the trademark offices.

Filings of record
2,779
Still active
2,588
Registration rate
97%
Latest filingFirst in 1996
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

+37 more

Activity

Filings per year

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

Peak year · 173 filed
2022
2022 to 2026 · filed
709
First filing
1955

Filings by year: 1955: 1, 1965: 1, 1971: 1, 1974: 1, 1977: 1, 1983: 1, 1993: 1, 1996: 44, 1997: 12, 1998: 16, 1999: 14, 2000: 15, 2001: 20, 2002: 32, 2003: 39, 2004: 29, 2005: 53, 2006: 67, 2007: 65, 2008: 71, 2009: 72, 2010: 86, 2011: 82, 2012: 114, 2013: 85, 2014: 105, 2015: 141, 2016: 167, 2017: 116, 2018: 151, 2019: 169, 2020: 144, 2021: 154, 2022: 173, 2023: 134, 2024: 114, 2025: 161, 2026: 127.

Clients

Companies on these filings

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

11 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
FS1280examiningEUIPOAtmus Filtration Inc.72026-10-27
FS1006examiningEUIPOAtmus Filtration Inc.72026-10-27
LF14000NNexaminingEUIPOAtmus Filtration Inc.72026-10-27
LF9009examiningEUIPOAtmus Filtration Inc.72026-10-27
WF2075examiningEUIPOAtmus Filtration Inc.72026-10-27
HOGG ROBINSONexaminingEUIPOGBT Travel Services UK Limited35, 39, 432026-10-23
AEROGAMIexaminingEUIPONIKE Innovate C.V.252026-10-13
MARTIN WALTER ULTRASCHALLTECHNIK A CREST GROUP BRANDexaminingEUIPOCrest Europe GmbH7, 92026-10-09
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 /v1/attorneys/{id}
ID=att_019d1fa6-13c3-77b1-8cbc-e54ce850ed38
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d1fa6-13c3-77b1-8cbc-e54ce850ed38",
  "object": "attorney",
  "name": "K&L Gates",
  "firm_name": "Perkins Coie LLP",
  "country_code": null,
  "trademark_count": 2774
}