Who owns the DENSIFIED ACTIVATED SLUDGE (DAS) trademark?

The DENSIFIED ACTIVATED SLUDGE (DAS) trademark is owned by Hazen and Sawyer, D.P.C..

What class is the DENSIFIED ACTIVATED SLUDGE (DAS) trademark registered in?

The DENSIFIED ACTIVATED SLUDGE (DAS) trademark is registered in Class 040 (Treatment & processing of materials), Class 042 (Scientific, technology & SaaS services).

What is the serial number for DENSIFIED ACTIVATED SLUDGE (DAS)?

The USPTO serial number for DENSIFIED ACTIVATED SLUDGE (DAS) is 99937657.

What is the registration number for DENSIFIED ACTIVATED SLUDGE (DAS)?

DENSIFIED ACTIVATED SLUDGE (DAS) is registered under USPTO registration number 0.

DEN

USPTO Trademark Record

PENDING

DENSIFIED ACTIVATED SLUDGE (DAS)

SN 99937657·Reg 0·Filed Jul 13, 2026

Owner Hazen and Sawyer, D.P.C.

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.

DENSIFIED ACTIVATED SLUDGE (DAS) (Serial No. 99937657), Registration No. 0, is a pending US trademark filed on Jul 13, 2026 by Hazen and Sawyer, D.P.C.. This trademark covers Class 040 (Treatment & processing of materials), Class 042 (Scientific, technology & SaaS services).

Mark Intelligence

DENSIFIED ACTIVATED SLUDGE (DAS) (Reg. #0) is a pending US trademark that was filed in 2026 and is currently under USPTO examination. The mark covers Class 040 (Treatment & processing of materials) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food a....

FILED

Jul 13, 2026

SERIAL

99937657

REG#

REGISTERED

Dec 31, 1969

Owner

Applicant

Hazen and Sawyer, D.P.C.

Entity

Corporation

State

Address

498 Seventh Avenue, 11th Floor, New York, NY, 10018

Country

Attorney

NameKelly J. Garrone

Law firm

Kelly J. Garrone McCarter & English, LLP

Docket

139121-40007

Address

100 Mulberry Street, 4 Gateway Center, Newark, NJ 07102, United States

Get pre-filing clearance

AI attorney analyzes your proposed mark against USPTO — Go/No-Go verdict, class-by-class risks, and strategy recommendations.

Run clearance

Filing Information

StatusPENDING

Filing DateJul 13, 2026

Serial Number99937657

Registration No.0

Registration DateDec 31, 1969

Status DateJul 13, 2026

Mark TypeStandard characters

Attorney Docket139121-40007

Status DescriptionLive and pending, new application not assigned

Filing Signals

FILED

2026

YEARS AGO

CLASSES

MADRID FILINGS

—

Search 15M+ trademarks

Free USPTO lookups by name, owner, or serial number. No account needed.

Search now

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 040Treatment & processing of materials

US codes: 100, 103, 106

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

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.

DENSIFIED ACTIVATED SLUDGE (DAS)

Get pre-filing clearance

Search 15M+ trademarks

Run a conflict check

Other Marks by Hazen and Sawyer, D.P.C.

Other Marks in Class 040 — Treatment & processing of materials

Other Marks by Kelly J. Garrone

Resources

Company