Opposition · USPTO

Opposition 91295539

SuspendedUSPTO

Opposition 91295539 at USPTO between Xencor, Inc. and Zencore Corporation, over the mark ZENCORE BIOLOGICS, filed Dec 5, 2024. Status in the office record: suspended.

View ZENCORE BIOLOGICSGet this data via the API
Status
Suspended
Filed
Dec 5, 2024
Marks involved
4
Parties

Who is involved

The parties as named in the office record.

Opponent

Xencor, Inc.

Company trademarks
Respondent

Zencore Corporation

Timeline

How the case has moved

Dates from the USPTO record and the ZENCORE BIOLOGICS filing.

  1. ZENCORE BIOLOGICS filed

    Application 97785390 filed at the USPTO.

  2. Opposition filed

    Xencor, Inc. started opposition 91295539 at USPTO against ZENCORE BIOLOGICS.
  3. Next

    Suspended

    No decision is recorded at USPTO yet.
Marks

Marks involved

1 contested mark, 3 marks the challenger relies on.

MarkRoleApplicationOffice
ZENCORE BIOLOGICSContested97785390USPTO
XENCORRelied on75551319USPTO
XENCORRelied on75551320USPTO
XENCORRelied on98020972USPTO
API

Get this data via the API

Every fact on this page comes from the Signa API. Track oppositions and cancellations on any mark with one request.

  • GET/v1/proceedings/{id}

    Parties, dates, outcome and every mark in the case

  • GET/v1/proceedings?trademark_id={trademark_id}

    Every proceeding on a mark

Get API keyView docs
GET /v1/proceedings/{id}
ID=prc_666faed4-2be7-4ced-90a1-90579e75386f
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_666faed4-2be7-4ced-90a1-90579e75386f",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91295539",
  "status": "suspended",
  "office_code": "US",
  "filed_date": "2024-12-05",
  "parties": [
    {
      "name": "Xencor, Inc.",
      "role": "opponent"
    },
    {
      "name": "Zencore Corporation",
      "role": "respondent"
    }
  ]
}