Trademark attorney

Louis S. Ederer

Louis S. Ederer of Cowan, Liebowitz & Latman, P.C. (United States) is listed as the attorney or agent of record on 1,842 trademark filings, as reported by the trademark offices.

Filings of record
1,842
Still active
809
Registration rate
74%
Latest filingFirst in 1902
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

+31 more

Activity

Filings per year

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

Peak year · 128 filed
2013
2021 to 2025 · filed
247
First filing
1902

Filings by year: 1902: 1, 1922: 1, 1932: 1, 1933: 3, 1934: 3, 1935: 1, 1940: 1, 1941: 1, 1942: 1, 1947: 2, 1948: 4, 1949: 1, 1950: 1, 1953: 1, 1955: 1, 1958: 2, 1959: 1, 1962: 2, 1963: 1, 1964: 2, 1965: 1, 1968: 3, 1969: 3, 1970: 1, 1971: 1, 1972: 3, 1973: 1, 1977: 1, 1978: 3, 1980: 1, 1981: 2, 1982: 8, 1983: 9, 1984: 2, 1985: 3, 1986: 10, 1987: 22, 1988: 13, 1989: 23, 1990: 28, 1991: 18, 1992: 13, 1993: 21, 1994: 24, 1995: 17, 1996: 10, 1997: 7, 1998: 16, 1999: 25, 2000: 24, 2001: 12, 2002: 28, 2003: 36, 2004: 47, 2005: 52, 2006: 41, 2007: 41, 2008: 25, 2009: 33, 2010: 62, 2011: 94, 2012: 96, 2013: 128, 2014: 98, 2015: 88, 2016: 63, 2017: 89, 2018: 97, 2019: 80, 2020: 40, 2021: 76, 2022: 69, 2023: 81, 2024: 16, 2025: 5.

Clients

Companies on these filings

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

14 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
ROOKIE PERFORMANCEabandonedUSPTORookie Performance LLC252025-12-19
ROOKIEabandonedUSPTORookie Performance LLC182025-12-19
[Design Mark]registeredUSPTODomaine de la Source Sainte Marguerite332025-06-06
CHÂTEAU SAINTE MARGUERITEregisteredUSPTODomaine de la Source Sainte Marguerite332025-06-04
MARIAN MCLAINregisteredUSPTOCastle Brands Inc.332025-02-13
LUMIOabandonedUSPTOPernod Ricard Winemakers Pty Ltd332024-11-19
ELYXregisteredUSPTOThe Absolut Company International AB332024-10-21
COCKORICOabandonedUSPTORTD SAS332024-10-21
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_019d14a8-3ccc-7524-a9a1-78951758641a
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d14a8-3ccc-7524-a9a1-78951758641a",
  "object": "attorney",
  "name": "Louis S. Ederer",
  "firm_name": "Cowan, Liebowitz & Latman, P.C.",
  "country_code": "US",
  "trademark_count": 1842
}