Trademark attorney

Jiahang Yao

Alioth Law P.C.United States

Jiahang Yao of Alioth Law P.C. (United States) is listed as the attorney or agent of record on 1,396 trademark filings, as reported by the trademark offices.

Browse filingsGet this data via the API
Filings of record
1,396
Still active
1,334
Registration rate
92%
Latest filingFirst in 2025
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 25Clothing14310%
  • Class 21Housewares and Glass13610%
  • Class 9Computers and Scientific Devices1199%
  • Class 20Furniture and Articles Not Otherwise Classified1148%
  • Class 28Toys and Sporting Goods1148%
  • Class 3Cosmetics and Cleaning Preparations977%
  • Class 11Environmental Control Apparatus776%
  • Class 5Pharmaceuticals695%

+32 more

Activity

Filings per year

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

Peak year · 794 filed
2026
2022 to 2026 · filed
1,396
First filing
2025

Filings by year: 2025: 602, 2026: 794.

Filings

Latest filings of record

The most recent applications naming this attorney or agent.

Browse all filings
MarkStatusOfficeOwnerClassesFiled
FILOVAexaminingUSPTOBaizhou International LIMITED272026-10-27
SOFTISLEexaminingUSPTOBaizhou International LIMITED272026-10-27
WARMFELDexaminingUSPTOBaizhou International LIMITED272026-10-27
GOOBEBERexaminingUSPTOFoshan Zhibeiyou E-Commerce Co., Ltd72026-10-27
GOOBEBERexaminingUSPTOFoshan Zhibeiyou E-Commerce Co., Ltd112026-10-27
GOOBEBERexaminingUSPTOFoshan Zhibeiyou E-Commerce Co., Ltd212026-10-27
GIBKOexaminingUSPTOChengdu Qisang Trading Co., Ltd202026-10-26
PRNADexaminingUSPTOChengdu Qisang Trading Co., Ltd202026-10-26
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_019d2ab3-d1f2-77fb-8f8c-98a42fbadb93
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d2ab3-d1f2-77fb-8f8c-98a42fbadb93",
  "object": "attorney",
  "name": "Jiahang Yao",
  "firm_name": "Alioth Law P.C.",
  "country_code": "US",
  "trademark_count": 1390
}