Who owns the ESI trademark?

The ESI trademark is owned by Fellowes, Inc..

What class is the ESI trademark registered in?

The ESI trademark is registered in Class 011 (Lighting, heating, cooling & sanitary apparatus), Class 020 (Furniture, mirrors & non-metal containers).

What is the serial number for ESI?

The USPTO serial number for ESI is 88935156.

What is the registration number for ESI?

ESI is registered under USPTO registration number 6226947.

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Updated Nov 2, 2026·36 searches this week

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December 22, 2026

49 days remaining

ESI

REGISTERED

Serial: 88935156
Reg: 6226947
Filed: May 27, 2020
Owner: Fellowes, Inc.

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.; Furniture, mirrors, picture frames; containers, not of metal, for storage or transport; unworked or semi-worked bone, horn, whalebone or mother-of-pearl; shells; meerschaum; yellow amber.

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 011Lighting, heating, cooling & sanitary apparatus

US codes: 013, 021, 023, 031, 034

First use anywhere: May 14, 2018

First use in commerce: May 14, 2018

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

Class 020Furniture, mirrors & non-metal containers

US codes: 002, 013, 022, 025, 032, 050

First use anywhere: May 14, 2018

First use in commerce: May 14, 2018

Furniture, mirrors, picture frames; containers, not of metal, for storage or transport; unworked or semi-worked bone, horn, whalebone or mother-of-pearl; shells; meerschaum; yellow amber.

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