Who owns the E trademark?

The E trademark is owned by Enercalc, LLC.

What class is the E trademark registered in?

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

What is the serial number for E?

The USPTO serial number for E is 98802015.

What is the registration number for E?

E is registered under USPTO registration number 7857928.

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Updated Nov 7, 2026·20 searches this week

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Section 8 declaration window

July 08, 2031

1703 days remaining

E

REGISTERED

Serial: 98802015
Reg: 7857928
Filed: Oct 15, 2024
Owner: Enercalc, 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: Dec 31, 2007

First use in commerce: Dec 31, 2007

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

Status History

11 events

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Mar 23, 2026

Code ASCK

REGISTERED-PRINCIPAL REGISTER

Jul 08, 2025

Code R.PR

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Jul 08, 2025

Code NRCC

PUBLISHED FOR OPPOSITION

May 20, 2025

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

May 20, 2025

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

May 14, 2025

Code NONP

ASSIGNED TO EXAMINER

Apr 17, 2025

Code DOCK

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 17, 2025

Code CNSA

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Apr 16, 2025

Code NWOS

NOTICE OF DESIGN SEARCH CODE E-MAILED

Apr 16, 2025

Code MDSC

NEW APPLICATION ENTERED

Oct 15, 2024

Code NWAP

E

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Full Goods & Services

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