Who owns the LEMNA trademark?

The LEMNA trademark is owned by Lemna Environmental Technologies, Inc..

What is the serial number for LEMNA?

The USPTO serial number for LEMNA is 99552369.

What is the registration number for LEMNA?

LEMNA is registered under USPTO registration number 0.

LEM

USPTO Trademark Record

PENDING

LEMNA

Q: What class is the LEMNA trademark registered in?

The LEMNA trademark is registered in Class 011 (Lighting, heating, cooling & sanitary apparatus), Class 040 (Treatment & processing of materials), Class 042 (Scientific, technology & SaaS services).

SN 99552369·Reg 0·Filed Dec 17, 2025

Owner Lemna Environmental Technologies, Inc.

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.; Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.; 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.

LEMNA (Serial No. 99552369), Registration No. 0, is a pending US trademark filed on Dec 17, 2025 by Lemna Environmental Technologies, Inc.. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus), Class 040 (Treatment & processing of materials), Class 042 (Scientific, technology & SaaS services).

Office Action response: November 01, 202643 days remaining

Mark Intelligence

LEMNA (Reg. #0) is a pending US trademark that was filed in 2025 and is currently under USPTO examination. The mark covers Class 011 (Lighting, heating, cooling & sanitary apparatus), Class 040 (Treatment & processing of materials) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply....

FILED

Dec 17, 2025

SERIAL

99552369

REG#

REGISTERED

Dec 31, 1969

Owner

Applicant

Lemna Environmental Technologies, Inc.

Entity

Corporation

State

Address

4215 White Bear Parkway, Suite 200, Vadnais Heights, MN, 55110

Country

Attorney

NameAlison Jarzyna

Law firm

Alison Jarzyna Larkin Hoffman

Docket

44503.00004

Address

8300 Norman Center Drive, Suite 1000, Minneapolis, MN 55437, United States

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Filing Information

StatusPENDING

Filing DateDec 17, 2025

Serial Number99552369

Registration No.0

Registration DateDec 31, 1969

Status DateMay 01, 2026

Mark TypeStandard characters

Attorney Docket44503.00004

Status DescriptionLive and pending, non-final action mailed

Filing Signals

FILED

2025

YEARS AGO

CLASSES

MADRID FILINGS

—

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 011Lighting, heating, cooling & sanitary apparatus

US codes: 013, 021, 023, 024, 031, 034

First use anywhere: Jan 01, 1983

First use in commerce: Jan 01, 1983

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

Class 040Treatment & processing of materials

US codes: 100, 103, 106

First use anywhere: Jan 01, 1983

First use in commerce: Jan 01, 1983

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Jan 01, 1983

First use in commerce: Jan 01, 1983

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.

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

Status History

9 events

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

Jul 29, 2026

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

Jul 29, 2026

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

NON-FINAL ACTION WRITTEN

May 01, 2026

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

May 01, 2026

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

May 01, 2026

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Apr 20, 2026

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Apr 08, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Dec 17, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Dec 17, 2025

APPLICATION FILING RECEIPT MAILED

LEMNA

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