Trademark attorney

William A. Di Bianca

Polsinelli PCUnited States

William A. Di Bianca of Polsinelli PC (United States) is listed as the attorney or agent of record on 151 trademark filings, as reported by the trademark offices.

Browse filingsGet this data via the API
Filings of record
151
Still active
139
Registration rate
85%
Latest filingFirst in 2004
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

  • Class 5Pharmaceuticals3020%
  • Class 41Education and Entertainment2718%
  • Class 9Computers and Scientific Devices2517%
  • Class 42Computer and Scientific Services2315%
  • Class 3Cosmetics and Cleaning Preparations2114%
  • Class 35Advertising and Business2114%
  • Class 25Clothing139%
  • Class 44Medical, Beauty, and Agricultural128%

+19 more

Activity

Filings per year

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

Peak year · 48 filed
2025
2022 to 2026 · filed
130
First filing
2004

Filings by year: 2004: 2, 2005: 1, 2013: 2, 2014: 1, 2015: 1, 2017: 4, 2018: 2, 2019: 1, 2020: 5, 2021: 2, 2022: 3, 2023: 4, 2024: 38, 2025: 48, 2026: 37.

Filings

Latest filings of record

The most recent applications naming this attorney or agent.

Browse all filings
MarkStatusOfficeOwnerClassesFiled
SERVE CAREGIVINGexaminingUSPTOServ Home Care LLC452026-09-10
SERVE CAREGIVINGexaminingUSPTOServ Home Care LLC452026-09-10
[Design Mark]examiningUSPTOSupra Human Inc.9, 41, 422026-09-08
SUPRA HUMANexaminingUSPTOSupra Human Inc.9, 41, 422026-09-08
FAMVAULTexaminingUSPTOFamvault, LLC422026-08-17
THE OG STICKY SOLUTIONexaminingUSPTOEccentric Voyage LLC92026-08-12
DMG MEMORFITIexaminingUSPTODMG Studio LLC16, 412026-08-05
WON.AIexaminingUSPTOWON.AI Inc.35, 422026-07-14
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_019d2aba-6a9f-7579-8ab5-9cb85ee01475
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d2aba-6a9f-7579-8ab5-9cb85ee01475",
  "object": "attorney",
  "name": "William A. Di Bianca",
  "firm_name": "Polsinelli PC",
  "country_code": "US",
  "trademark_count": 151
}