Trademark attorney

Parthiban A Mathavan

NK Patent LawUnited States

Parthiban A Mathavan of NK Patent Law (United States) is listed as the attorney or agent of record on 15 trademark filings, as reported by the trademark offices.

Browse filingsGet this data via the API
Filings of record
15
Still active
9
Registration rate
57%
Latest filingFirst in 2019
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

Activity

Filings per year

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

Peak year · 5 filed
2024
2021 to 2025 · filed
11
First filing
2019

Filings by year: 2019: 3, 2020: 1, 2021: 2, 2023: 3, 2024: 5, 2025: 1.

Filings

Latest filings of record

The most recent applications naming this attorney or agent.

Browse all filings
MarkStatusOfficeOwnerClassesFiled
TSORTE2EallowedUSPTOTompkins Robotics, Inc.72025-01-17
TSORTPOSTregisteredUSPTOTompkins Robotics, Inc.72024-08-02
TSORTLIFTregisteredUSPTOTompkins Robotics, Inc.72024-08-02
TRANSCENDregisteredUSPTOTompkins Robotics, Inc.422024-04-26
XCHANGEregisteredUSPTOTompkins Robotics, Inc.122024-03-18
PICKPALLETregisteredUSPTOTompkins Robotics, Inc.72024-01-26
TSORTregisteredUSPTOTompkins Robotics, Inc.72023-11-29
PICKPALabandonedUSPTOTompkins Robotics, Inc.72023-07-17
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_019d2949-638a-73a9-8307-1fe7ace70c51
curl https://api.signa.so/v1/attorneys/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "att_019d2949-638a-73a9-8307-1fe7ace70c51",
  "object": "attorney",
  "name": "Parthiban A Mathavan",
  "firm_name": "NK Patent Law",
  "country_code": "US",
  "trademark_count": 15
}