Trademark attorney

Enhan Cao

Di Li Law, P.C.United States

Enhan Cao of Di Li Law, P.C. (United States) is listed as the attorney or agent of record on 513 trademark filings, as reported by the trademark offices.

Browse filingsGet this data via the API
Filings of record
513
Still active
453
Registration rate
93%
Latest filingFirst in 2014
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

+19 more

Activity

Filings per year

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

Peak year · 177 filed
2022
2020 to 2024 · filed
437
First filing
2014

Filings by year: 2014: 1, 2015: 3, 2016: 22, 2017: 43, 2018: 3, 2019: 4, 2020: 38, 2021: 65, 2022: 177, 2023: 156, 2024: 1.

Clients

Companies on these filings

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

35 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
RAYFUNregisteredUSPTOGuangzhou Ruifan Technology Co., Ltd.122024-01-03
CP COOLPANDASregisteredUSPTOGuangzhoushi YuanJianJi Trading Co.,LTD92023-12-29
DESLAWFERabandonedUSPTOWuhan Yimu E-commerce Co., Ltd.92023-12-28
LAMSEXXregisteredUSPTOZhongshan Mingteng Network Technology Co., Ltd.202023-12-28
FBAJOJOregisteredUSPTOYang, Daili202023-12-27
FHCregisteredUSPTOShenzhen Zhixunyingke Technology Co., Ltd.92023-12-27
DZHQAregisteredUSPTOHu, Mingtao252023-12-26
VZAKGregisteredUSPTOHuang, Bing202023-12-26
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_019d2880-ccdc-7632-a20f-32df1b4a1dd7
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d2880-ccdc-7632-a20f-32df1b4a1dd7",
  "object": "attorney",
  "name": "Enhan Cao",
  "firm_name": "Di Li Law, P.C.",
  "country_code": "US",
  "trademark_count": 513
}