Who owns the CALLENGO trademark?

The CALLENGO trademark is owned by Fuentes Digital Ventures LLC.

What class is the CALLENGO trademark registered in?

The CALLENGO trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for CALLENGO?

The USPTO serial number for CALLENGO is 99746954.

What is the registration number for CALLENGO?

CALLENGO is registered under USPTO registration number 8531100.

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Updated Nov 4, 2026·36 searches this week

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Section 8 declaration window

November 03, 2032

2190 days remaining

CAL

CALLENGO

REGISTERED

Serial: 99746954
Reg: 8531100
Filed: Apr 06, 2026
Owner: Fuentes Digital Ventures LLC

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

What to file next

Section 8 declaration of continued use

When: Due between the fifth and sixth anniversary of registration.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed Section 8 cancels the registration, and there is no revival route for it.

How the Section 8 deadline works

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Jan 01, 2026

First use in commerce: Jan 01, 2026

This description is as filed with the USPTO and defines the scope of trademark protection.

Status History

10 events

REGISTERED-PRINCIPAL REGISTER

Nov 03, 2026

Code R.PR

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Nov 03, 2026

Code NRCC

PUBLISHED FOR OPPOSITION

Sep 15, 2026

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 15, 2026

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 09, 2026

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 18, 2026

Code CNSA

ASSIGNED TO EXAMINER

Aug 14, 2026

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 13, 2026

Code NWOS

NEW APPLICATION ENTERED

Apr 06, 2026

Code NWAP

APPLICATION FILING RECEIPT MAILED

Apr 06, 2026

Code MAFR

CALLENGO

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