Opposition · USPTO

Opposition 91309868

PendingUSPTO

Opposition 91309868 at USPTO between Pirkey Barber PLLC and Carlton Chang, over the mark AUDIONAK, filed Aug 24, 2026. Status in the office record: pending.

View AUDIONAKGet this data via the API
Status
Pending
Filed
Aug 24, 2026
Marks involved
21
Parties

Who is involved

The parties as named in the office record.

Opponent

Pirkey Barber PLLC

Respondent

Carlton Chang

Timeline

How the case has moved

Dates from the USPTO record and the AUDIONAK filing.

  1. AUDIONAK filed

    Application 99683283 filed at the USPTO.

  2. Opposition filed

    Pirkey Barber PLLC started opposition 91309868 at USPTO against AUDIONAK.
  3. Next

    Awaiting decision

    No decision is recorded at USPTO yet.
Marks

Marks involved

1 contested mark, 20 marks the challenger relies on.

MarkRoleApplicationOffice
AUDIONAKContested99683283USPTO
PHONAKRelied on75808854USPTO
AUDÉORelied on79037758USPTO
PHONAKRelied on79084308USPTO
PHONAK SKYRelied on86095149USPTO
PHONAK VIRTORelied on86925138USPTO
PHONAKRelied on87580091USPTO
PHONAK INNER CIRCLERelied on87755177USPTO
AUDIONOVARelied on88514158USPTO
AUDIONOVA!Relied on88514164USPTO
PHONAK LIFE CHARGERRelied on97203383USPTO
PHONAK AUDÉO LIFERelied on97203386USPTO

+9 more marks in this case

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_25e3516c-3daf-48ba-9ead-df96624b0138
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_25e3516c-3daf-48ba-9ead-df96624b0138",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91309868",
  "status": "pending",
  "office_code": "US",
  "filed_date": "2026-08-24",
  "parties": [
    {
      "name": "Pirkey Barber PLLC",
      "role": "opponent"
    },
    {
      "name": "Carlton Chang",
      "role": "respondent"
    }
  ]
}