USPTO trademark

HEMSOL

RegisteredUSPTOWord markClass 1

"HEMSOL" is a word mark owned by Hememics Biotechnologies Inc., filed at the USPTO on June 5, 2025. It is registered and covers class 1 (Chemicals).

Get this data via the API
Official USPTO record
HEMSOL trademark as filed
As filed with the USPTO
Status
Registered
Since February 3, 2026
Filed
June 5, 2025
Registered
February 3, 2026
Expires
Not recorded
Application no.
99220561
Registration no.
8124619
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns HEMSOL

The owner and representative on file with the office.

Owner

Hememics Biotechnologies Inc.

Gaithersburg, United States

Representative

Brooke R. Watson

Troutman Pepper Locke LLP

Goods and services

What the mark covers

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

  • Buffer solution for vitrification, drying, and dehydration preservation of biologically active materials; Chemical liquid formulation designed to protect sensitive structures such as proteins, cell matrices, labile organic and biomolecules that are prone to irreversible damage or loss of function when dried, ensuring better structural integrity and rehydration recovery

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Notice of registration confirmation emailed
  2. Registered-principal register
  3. Official gazette publication confirmation e-mailed
  4. Published for opposition
  5. Notification of notice of publication e-mailed
  6. Approved for pub - principal register
  7. Examiner's amendment entered
  8. Notification of examiners amendment e-mailed
  9. Examiners amendment e-mailed
  10. Examiners amendment -written

4 earlier steps on the official record.

FAQ

About HEMSOL

Who owns the trademark "HEMSOL"?

The USPTO trademark "HEMSOL" (application 99220561) is owned by Hememics Biotechnologies Inc.

What is the status of "HEMSOL"?

Its status at the USPTO is: registered.

When was "HEMSOL" registered?

It was registered on February 3, 2026.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull HEMSOL 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 keyView docs
GET /v1/trademarks/{id}
ID=tm_019d2ad8-c74b-77cb-93c4-2f8edd9d6e61
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d2ad8-c74b-77cb-93c4-2f8edd9d6e61",
  "object": "trademark",
  "mark_text": "HEMSOL",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "99220561",
  "filing_date": "2025-06-05",
  "nice_classes": [
    1
  ],
  "owners": [
    {
      "name": "Hememics Biotechnologies Inc.",
      "entity_id": null
    }
  ]
}