Trademark attorney

Matthew J. Ladenheim

StobbsUnited States

Matthew J. Ladenheim of Stobbs (United States) is listed as the attorney or agent of record on 454 trademark filings, as reported by the trademark offices.

Browse filingsGet this data via the API
Filings of record
454
Still active
390
Registration rate
90%
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 · 65 filed
2025
2022 to 2026 · filed
213
First filing
1950

Filings by year: 1950: 1, 1970: 1, 1990: 1, 1993: 1, 1995: 1, 1996: 1, 1997: 2, 1999: 4, 2003: 1, 2004: 1, 2005: 4, 2006: 2, 2007: 2, 2008: 6, 2009: 8, 2010: 4, 2011: 7, 2012: 4, 2013: 11, 2014: 22, 2015: 7, 2016: 18, 2017: 35, 2018: 27, 2019: 25, 2020: 22, 2021: 23, 2022: 22, 2023: 31, 2024: 53, 2025: 65, 2026: 42.

Clients

Companies on these filings

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

19 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
DIMENSIONexaminingUSPTOThreataware Ltd9, 422026-10-23
GATINEAUexaminingUSPTOGatineau Beauty Ltd32026-10-14
OLD SCHOOL BRANDexaminingUSPTOOld School Mill, Inc.25, 302026-10-13
CAMPAIGNIAexaminingUSPTOSo It Begins, LLC422026-09-15
THE FIVE MINUTE JOURNALexaminingUSPTOIntelligent Change LLC162026-09-14
WHITE RABBITexaminingUSPTOBig Potato Enterprises Limited9, 282026-08-26
TURNING POINTexaminingUSPTO87 North Enterprises, LLC302026-08-25
GHOSTS CAN'T DRAWexaminingUSPTOBig Potato Enterprises Limited282026-07-30
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_019d14d7-159e-77b3-9a8f-21265714aec0
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d14d7-159e-77b3-9a8f-21265714aec0",
  "object": "attorney",
  "name": "Matthew J. Ladenheim",
  "firm_name": "Stobbs",
  "country_code": "US",
  "trademark_count": 454
}