USPTO trademark

DEMAND STACK

RegisteredUSPTOWord markClass 35Class 42

"DEMAND STACK" is a word mark owned by Uplight, Inc., filed at the USPTO on October 14, 2025. It is registered and covers classes 35 and 42.

Get this data via the API

Data current as of May 19, 2026Official USPTO record

As filed with the USPTO

Status: Registered; Since May 19, 2026
Filed: October 14, 2025
Registered: May 19, 2026
Expires: Not recorded
Application no.: 99442943
Registration no.: 8261170
Office: USPTO; United States Patent and Trademark Office
Mark type: Word mark; 2 classes

Ownership

Who owns DEMAND STACK

The owner and representative on file with the office.

Owner

Uplight, Inc.

Boulder, United States

Representative

Michael J Berchou

Harter Secrest & Emery LLP

Goods and services

What the mark covers

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

35Class 35 · Advertising and Business
Business assistance, advisory and consulting services in the field of coordinating and optimizing energy efficiency, time-varying rates, and demand management programs
42Class 42 · Computer and Scientific Services
Software as a service (SAAS) services featuring software for use in energy consumption tracking, monitoring, controlling and management, and energy use analysis; Application service provider (ASP) featuring software for use in demand-side energy management portfolio optimization

History

What has happened so far

Steps recorded by the USPTO, newest first.

May 19, 2026Notice of registration confirmation emailed
May 19, 2026Registered-principal register
March 31, 2026Official gazette publication confirmation e-mailed
March 31, 2026Published for opposition
March 25, 2026Notification of notice of publication e-mailed
March 7, 2026Approved for pub - principal register
March 4, 2026Examiner's amendment entered
March 3, 2026Assigned to lie
March 2, 2026Notification of examiners amendment e-mailed
March 2, 2026Examiners amendment e-mailed

5 earlier steps on the official record.

FAQ

About DEMAND STACK

Who owns the trademark "DEMAND STACK"?

The USPTO trademark "DEMAND STACK" (application 99442943) is owned by Uplight, Inc.

What is the status of "DEMAND STACK"?

Its status at the USPTO is: registered.

When was "DEMAND STACK" registered?

It was registered on May 19, 2026.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull DEMAND STACK 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_019d2b44-fd50-76a7-8822-4aa5426a74ca
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "tm_019d2b44-fd50-76a7-8822-4aa5426a74ca",
  "object": "trademark",
  "mark_text": "DEMAND STACK",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "99442943",
  "filing_date": "2025-10-14",
  "nice_classes": [
    35,
    42
  ],
  "owners": [
    {
      "name": "Uplight, Inc.",
      "entity_id": null
    }
  ]
}