Trademark attorney

Calvin Chai

ScienBiziP, P.C.United States

Calvin Chai of ScienBiziP, P.C. (United States) is listed as the attorney or agent of record on 3,657 trademark filings, as reported by the trademark offices.

Browse filingsGet this data via the API
Filings of record
3,657
Still active
3,069
Registration rate
90%
Latest filingFirst in 1985
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

+37 more

Activity

Filings per year

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

Peak year · 1,034 filed
2022
2022 to 2026 · filed
1,704
First filing
1985

Filings by year: 1985: 1, 1988: 1, 1991: 2, 1996: 1, 1998: 3, 1999: 2, 2001: 4, 2002: 2, 2003: 4, 2004: 1, 2005: 5, 2006: 4, 2007: 4, 2008: 8, 2009: 3, 2010: 7, 2011: 5, 2012: 11, 2013: 20, 2014: 50, 2015: 36, 2016: 126, 2017: 330, 2018: 298, 2019: 365, 2020: 315, 2021: 344, 2022: 1034, 2023: 256, 2024: 284, 2025: 73, 2026: 57.

Clients

Companies on these filings

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

10 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
Q-EDGEexaminingUSPTOHon Hai Precision Industry Co., Ltd.92026-10-19
CITYGPTexaminingUSPTOHon Hai Precision Industry Co., Ltd.39, 422026-09-30
CAPANOTEexaminingUSPTOShenzhen Dr.lookai Technology Co.,Ltd.9, 16, 28, 412026-09-30
CAPATAGexaminingUSPTOShenzhen Dr.lookai Technology Co.,Ltd9, 16, 28, 412026-09-30
CAPAPADexaminingUSPTOShenzhen Dr.lookai Technology Co.,Ltd.9, 16, 28, 412026-09-30
CAPASTUDIOexaminingUSPTOShenzhen Dr.lookai Technology Co.,Ltd.9, 16, 28, 412026-09-30
YARDSEMBLEexaminingUSPTOGuangzhou Mibo Zhilian Technology Co., LTD.62026-09-17
BREEZOexaminingUSPTOGuangzhou Mibo Zhilian Technology Co., LTD.62026-09-17
API

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  • 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_019d16ad-dbc4-72ab-b78c-9583a6c3d7ec
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d16ad-dbc4-72ab-b78c-9583a6c3d7ec",
  "object": "attorney",
  "name": "Calvin Chai",
  "firm_name": "ScienBiziP, P.C.",
  "country_code": "US",
  "trademark_count": 3659
}