Trademark attorney

Zhang, Weibo

United States

Zhang, Weibo (United States) is listed as the attorney or agent of record on 5,588 trademark filings, as reported by the trademark offices.

Browse filingsGet this data via the API
Filings of record
5,588
Still active
3,583
Registration rate
82%
Latest filingFirst in 1989
2025
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

+37 more

Activity

Filings per year

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

Peak year · 3,168 filed
2021
2021 to 2025 · filed
3,178
First filing
1989

Filings by year: 1989: 1, 2000: 2, 2007: 1, 2008: 1, 2009: 3, 2010: 9, 2011: 8, 2013: 1, 2014: 14, 2015: 18, 2016: 10, 2017: 13, 2018: 12, 2019: 59, 2020: 2258, 2021: 3168, 2022: 5, 2023: 3, 2024: 1, 2025: 1.

Clients

Companies on these filings

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

41 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
EMIRAregisteredUSPTOEmira Design Inc422025-01-04
sustensregisteredWIPOShanghai Haikai Biomaterials Co., Ltd.222024-04-18
EYEVIEWregisteredUSPTOEyeview Optical LLC352023-12-28
tm_c82928f5-a0c8-4bd9-aa6e-429e9e5c5afbmixedWIPOZhou Lihua32023-12-25
UNIFARmixedWIPOZhejiang Unifar Automobile Bearings Co., Ltd.72023-09-08
ELLEVIA PICTURESregisteredUSPTOElleVia Pictures Inc.412022-12-14
MAELYXabandonedUSPTOXIA, Agnes, Qingquan92022-11-22
FREEBOTabandonedUSPTOUcom Technology Limited92022-04-29
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_019d17c3-1c54-705a-b42c-9a85cac6feab
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d17c3-1c54-705a-b42c-9a85cac6feab",
  "object": "attorney",
  "name": "Zhang, Weibo",
  "firm_name": null,
  "country_code": "US",
  "trademark_count": 5771
}