Trademark attorney

Christopher Jan Korff

Rankin, Hill & Clark LLPUnited States

Christopher Jan Korff of Rankin, Hill & Clark LLP (United States) is listed as the attorney or agent of record on 11 trademark filings, as reported by the trademark offices.

Browse filingsGet this data via the API
Filings of record
11
Still active
11
Registration rate
100%
Latest filingFirst in 1949
2021
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

+1 more

Activity

Filings per year

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

Peak year · 4 filed
2021
2017 to 2021 · filed
4
First filing
1949

Filings by year: 1949: 1, 1958: 1, 1960: 1, 1997: 2, 2010: 1, 2014: 1, 2021: 4.

Clients

Companies on these filings

Owners on the latest 11 filings of record that Signa links to a company record.

Filings

Latest filings of record

The most recent applications naming this attorney or agent.

Browse all filings
MarkStatusOfficeOwnerClassesFiled
AIGISregisteredWIPOAIZOTH Inc.422021-10-14
Multi-SigmaregisteredWIPOAIZOTH Inc.9, 35, 422021-10-14
E-LOOPmixedWIPOElix Polymers SL1, 40, 422021-07-30
E-LOOPmixedWIPOElix Polymers SL1, 40, 422021-07-30
IM4500RregisteredUSPTOInternationale Metall IMPrägnier GmbH1, 2, 172014-06-26
ELIXregisteredUSPTOElix Polymers S.L.12010-01-30
CERMARKregisteredUSPTOFerro Corporation1, 2, 21, 401997-12-15
CERMARKregisteredUSPTOFerro Corporation1, 2, 21, 401997-11-21
API

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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_019d14d5-4966-719a-a1f1-d87102b0b025
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d14d5-4966-719a-a1f1-d87102b0b025",
  "object": "attorney",
  "name": "Christopher Jan Korff",
  "firm_name": "Rankin, Hill & Clark LLP",
  "country_code": "US",
  "trademark_count": 11
}