USPTO trademark

BIOSILK

RegisteredUSPTOWord markClass 1Class 5

"BIOSILK" is a word mark owned by Biolamina AB, filed at the USPTO on November 2, 2020. It is registered and covers classes 1 and 5.

View Biolamina AB portfolio Get this data via the API

Data current as of June 4, 2025Official USPTO record

As filed with the USPTO

Status: Registered; Since January 11, 2022
Filed: November 2, 2020
Registered: January 11, 2022
Expires: Not recorded
Application no.: 90292843
Registration no.: 6611218
Office: USPTO; United States Patent and Trademark Office
Mark type: Word mark; 2 classes

Ownership

Who owns BIOSILK

The owner on file, matched to the company behind it. Every owner-name spelling for that company is grouped on its page.

Owner

Biolamina AB

Sundbyberg, Sweden

28 trademarks in the portfolioView company

Representative

Richard M. Klein

Lippes Mathias LLP

Goods and services

What the mark covers

The products and services BIOSILK is filed for, grouped by Nice class.

01Class 1 · Chemicals
natural biomaterial based scaffold to enable two-dimensional and three-dimensional cell culture for research purposes
05Class 5 · Pharmaceuticals
natural biomaterial based scaffold to enable two-dimensional and three-dimensional cell culture for medical purposes

History

What has happened so far

Steps recorded by the USPTO, newest first.

May 31, 2025Teas change of correspondence received
May 31, 2025Attorney/dom.rep.revoked and/or appointed
May 31, 2025Teas revoke/app/change addr of atty/dom rep received
January 11, 2022Registered-principal register
October 26, 2021Official gazette publication confirmation e-mailed
October 26, 2021Published for opposition
October 6, 2021Notification of notice of publication e-mailed
September 23, 2021Assigned to lie
September 23, 2021Approved for pub - principal register
September 22, 2021Teas/email correspondence entered

10 earlier steps on the official record.

FAQ

About BIOSILK

Who owns the trademark "BIOSILK"?

The USPTO trademark "BIOSILK" (application 90292843) is owned by Biolamina AB.

What is the status of "BIOSILK"?

Its status at the USPTO is: registered.

When was "BIOSILK" registered?

It was registered on January 11, 2022.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull BIOSILK and marks like it into your own product with one request.

GET/v1/trademarks/{id}
The full record: owners, classes, dates and images
GET/v1/trademarks/{id}/events
Every step in the office history
GET/v1/proceedings?trademark_id={id}
Oppositions and cancellations against the mark

Get API key View docs

GET /v1/trademarks/{id}

ID=tm_019d2c84-528b-738f-8462-edcbce82b604
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "tm_019d2c84-528b-738f-8462-edcbce82b604",
  "object": "trademark",
  "mark_text": "BIOSILK",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "90292843",
  "filing_date": "2020-11-02",
  "nice_classes": [
    1,
    5
  ],
  "owners": [
    {
      "name": "Biolamina AB",
      "entity_id": "ent_019eb70d-e0e1-740a-8283-645a301248ea"
    }
  ]
}