Trademark attorney

Duane A. Stewart III

Buchanan Ingersoll & Rooney, P.C.United States

Duane A. Stewart III of Buchanan Ingersoll & Rooney, P.C. (United States) is listed as the attorney or agent of record on 380 trademark filings, as reported by the trademark offices.

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Filings of record
380
Still active
157
Registration rate
70%
Latest filingFirst in 1934
2024
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

+32 more

Activity

Filings per year

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

Peak year · 36 filed
2011
2020 to 2024 · filed
66
First filing
1934

Filings by year: 1934: 1, 1955: 1, 1964: 1, 1969: 1, 1972: 1, 1981: 2, 1982: 1, 1988: 2, 1990: 1, 1991: 2, 1993: 4, 1994: 3, 1996: 1, 1997: 5, 1998: 3, 1999: 3, 2000: 4, 2001: 4, 2002: 3, 2003: 8, 2004: 1, 2005: 1, 2006: 5, 2007: 13, 2008: 6, 2009: 30, 2010: 23, 2011: 36, 2012: 21, 2013: 20, 2014: 11, 2015: 15, 2016: 32, 2017: 18, 2018: 20, 2019: 11, 2020: 22, 2021: 20, 2022: 15, 2023: 4, 2024: 5.

Clients

Companies on these filings

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

24 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
GAUOPENregisteredUSPTOGaussian, Inc.92024-11-13
[Design Mark]registeredUSPTOTJS Health, LLC35, 442024-11-08
U2UregisteredUSPTODVSport, Inc.92024-06-17
NEXUS POWERED BY SPabandonedUSPTOScranton Products Inc.352024-04-29
RAPIDFIRE SAFETY & SECURITYregisteredUSPTORapidFire Safety & Security LLC37, 42, 452024-01-05
KENDALabandonedUSPTOKendal Corporation43, 442023-12-11
EXCELSIOR AUDIOabandonedUSPTOAlarMax Distributors, Inc.6, 92023-06-21
ALARMAX AVabandonedUSPTOAlarMax Distributors, Inc.6, 92023-06-21
API

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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_019d14b9-2fcf-737a-811d-3208b9b2ba4e
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d14b9-2fcf-737a-811d-3208b9b2ba4e",
  "object": "attorney",
  "name": "Duane A. Stewart III",
  "firm_name": "Buchanan Ingersoll & Rooney, P.C.",
  "country_code": "US",
  "trademark_count": 380
}