Trademark attorney

Colleen H. McDuffie

Colleen H. McDuffie of Arnold & Porter LLP (United States) is listed as the attorney or agent of record on 24 trademark filings, as reported by the trademark offices.

Browse filings Get this data via the API

Data current as of May 1, 2026

Filings of record: 24
Still active: 0
Registration rate: 42%
Latest filingFirst in 1988: 2008

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

USPTO24100%

By classA mark can cover several classes

Class 35Advertising and Business1146%
Class 42Computer and Scientific Services417%
Class 36Insurance and Financial313%
Class 9Computers and Scientific Devices28%
Class 16Paper Goods and Printed Matter28%
Class 25Clothing28%
Class 3Cosmetics and Cleaning Preparations14%
Class 17Rubber Goods14%

+2 more

Activity

Filings per year

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

Peak year · 8 filed: 2000
2004 to 2008 · filed: 4
First filing: 1988

Clients

Companies on these filings

Owners on the latest 24 filings of record that Signa links to a company record.

Société des Hôtels Méridien
France
1 recent filing

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

Mark	Status	Office	Owner	Classes	Filed
WINDERMERE VALLIANT FUND	abandoned	USPTO	Convergent Wealth Advisors, LLC	36	2008-07-17
MERIDIEN	abandoned	USPTO	Société des Hôtels Méridien	36	2006-11-02
EMMETT MCCARTHY EMC2	cancelled	USPTO	McCarthy, David Emmett	25	2005-12-07
COLOR YOUR PALATE	cancelled	USPTO	Bove, Meenakshi J.	30	2005-07-14
WALL ST RISING	cancelled	USPTO	Wall Street Rising Corporation	35	2001-10-17
GYM DANDY	cancelled	USPTO	Tolles, Raymond J.	25	2001-10-03
TILION	abandoned	USPTO	Tilion.com, Inc.	9	2000-04-07
TILION	abandoned	USPTO	Tilion.com, Inc.	9	2000-04-07

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 key View docs

GET /v1/attorneys/{id}

ID=att_019d1788-a2ef-705f-b2ca-6a7308fa64f1
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "att_019d1788-a2ef-705f-b2ca-6a7308fa64f1",
  "object": "attorney",
  "name": "Colleen H. McDuffie",
  "firm_name": "Arnold & Porter LLP",
  "country_code": "US",
  "trademark_count": 24
}