Trademark attorney

Christopher J. Korff

Oliff PLCUnited States

Christopher J. Korff of Oliff PLC (United States) is listed as the attorney or agent of record on 27 trademark filings, as reported by the trademark offices.

Browse filingsGet this data via the API
Filings of record
27
Still active
6
Registration rate
63%
Latest filingFirst in 1964
2023
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

+10 more

Activity

Filings per year

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

Peak year · 5 filed
2008
2019 to 2023 · filed
2
First filing
1964

Filings by year: 1964: 1, 1974: 1, 1988: 1, 1994: 1, 2007: 1, 2008: 5, 2009: 2, 2011: 2, 2013: 1, 2014: 3, 2015: 3, 2016: 2, 2017: 2, 2019: 1, 2023: 1.

Clients

Companies on these filings

Owners on the latest 27 filings of record that Signa links to a company record.

8 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
SPACE DOCKINGregisteredUSPTOBioSolveIT GmbH9, 38, 41, 422023-03-10
FERROPUREabandonedUSPTOFerro Corporation22019-04-30
MEMORY MATabandonedUSPTOPenny Marie Thomas16, 282017-04-21
MEMORY MATcancelledUSPTOPenny Marie Thomas162017-04-21
THERMARKcancelledUSPTOFerro Corporation1, 172016-11-10
SENSENEregisteredUSPTOSafechem Europe GmbH12016-03-04
FERRO WHERE INNOVATION DELIVERS PERFORMANCEcancelledUSPTOFerro Corporation1, 2, 3, 172015-05-06
WHERE INNOVATION DELIVERS PERFORMANCEcancelledUSPTOFerro Corporation1, 2, 3, 172015-05-05
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_019d14c3-1f68-7607-9544-c747d488cb3d
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d14c3-1f68-7607-9544-c747d488cb3d",
  "object": "attorney",
  "name": "Christopher J. Korff",
  "firm_name": "Oliff PLC",
  "country_code": "US",
  "trademark_count": 27
}