Cancellation · USPTO

Cancellation 92090336

OtherUSPTO

Cancellation 92090336 at USPTO between Abbott Laboratories and Genechem Inc., over the mark SIALLAC, filed Dec 10, 2025. Status in the office record: other.

Status
Other
Result
Other
Filed
Dec 10, 2025
Marks involved
7
Parties

Who is involved

The parties as named in the office record.

Petitioner

Abbott Laboratories

Company trademarks
Respondent

Genechem Inc.

Timeline

How the case has moved

Dates from the USPTO record and the SIALLAC filing.

  1. SIALLAC filed

    Application 97794193 filed at the USPTO.
  2. SIALLAC registered

  3. Cancellation filed

    Abbott Laboratories started cancellation 92090336 at USPTO against SIALLAC.
Marks

Marks involved

1 contested mark, 6 marks the challenger relies on.

MarkRoleApplicationOffice
SIALLACContested97794193USPTO
SIMILACRelied on71242387USPTO
SIMILAC SENSITIVERelied on77082536USPTO
SIMILAC ON-THE-GORelied on77940227USPTO
SIMILAC ON-THE-GORelied on85246047USPTO
SIMILACRelied on85454552USPTO
SIMILAC TOTAL COMFORTRelied on85648078USPTO
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 /v1/proceedings/{id}
ID=prc_26cda0e5-c772-4c23-9e22-737aac7fe528
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_26cda0e5-c772-4c23-9e22-737aac7fe528",
  "object": "proceeding",
  "proceeding_type": "cancellation",
  "proceeding_number": "92090336",
  "status": "other",
  "office_code": "US",
  "filed_date": "2025-12-10",
  "parties": [
    {
      "name": "Abbott Laboratories",
      "role": "petitioner"
    },
    {
      "name": "Genechem Inc.",
      "role": "respondent"
    }
  ]
}