Who owns the SO-KLEEN trademark?

The SO-KLEEN trademark is owned by WSL, LLC.

What class is the SO-KLEEN trademark registered in?

The SO-KLEEN trademark is registered in Class 052 (Class 52).

What is the serial number for SO-KLEEN?

The USPTO serial number for SO-KLEEN is 72048391.

What is the registration number for SO-KLEEN?

SO-KLEEN is registered under USPTO registration number 678639.

Sealvo

Home Search: SO-KLEENSO-KLEEN #72048391

Back

Updated Sep 18, 2026·12 searches this week

View on USPTO TSDR Find similar marks

SOK

USPTO Trademark Record

ABANDONED

SO-KLEEN

SN 72048391·Reg 678639·Filed Mar 25, 1958

Owner WSL, LLC

SO-KLEEN (Serial No. 72048391), Registration No. 678639, is a abandoned US trademark filed on Mar 25, 1958 by WSL, LLC. This trademark covers Class 052 (Class 52).

Deadline expired: March 30, 1992

Conflict Analysis

Full conflict analysis for SO-KLEEN (SN 72048391) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

SO-KLEEN (Reg. #678639) is an abandoned US trademark that was filed in 1958 but has since been abandoned. The mark covers Class 052 (Class 52).

FILED

Mar 25, 1958

SERIAL

72048391

REG#

678639

REGISTERED

May 12, 1959

Filing Information

StatusABANDONED

Filing DateMar 25, 1958

Serial Number72048391

Registration No.678639

Registration DateMay 12, 1959

Status DateDec 19, 2009

Mark TypeStylized characters

Filing Basis & Declarations

Filed as Use ApplicationUse Application CurrentlySection 8 AcceptedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 052Class 52

US codes: 052

First use anywhere: Dec 05, 1957

First use in commerce: Dec 05, 1957

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

Run a conflict check

Search by serial number, mark name, or logo. See conflicting marks ranked by risk with clear explanations of what contributed.

Run conflict check

Status History

13 events

CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9

Dec 19, 2009

CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9

CASE FILE IN TICRS

Oct 21, 2008

CASE FILE IN TICRS

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Oct 24, 2007

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

May 03, 1999

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

POST REGISTRATION ACTION MAILED - SEC. 9

Jan 08, 1999

POST REGISTRATION ACTION MAILED - SEC. 9

REGISTERED - SEC. 7 REQUEST ABANDONED

Jan 08, 1999

REGISTERED - SEC. 7 REQUEST ABANDONED

REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8

Nov 27, 1998

REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8

SEC 7 REQUEST FILED

Nov 27, 1998

SEC 7 REQUEST FILED

AMENDMENT UNDER SECTION 7 - PROCESSED

Jan 24, 1992

AMENDMENT UNDER SECTION 7 - PROCESSED

RESPONSE RECEIVED TO POST REG. ACTION

Oct 10, 1991

RESPONSE RECEIVED TO POST REG. ACTION

POST REGISTRATION ACTION MAILED - SEC. 7

Sep 30, 1991

POST REGISTRATION ACTION MAILED - SEC. 7

SEC 7 REQUEST FILED

Jul 29, 1991

SEC 7 REQUEST FILED

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

May 12, 1979

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

Other Marks by WSL, LLC

Additional USPTO filings from the same owner.

SOI

SOILOUT

77560495

WSL, LLC

ABANDONED

4RR

4R REDUCE RETHINK REUSE RECYCLE

77482765

WSL, LLC

ABANDONED

77411926

WSL, LLC

ABANDONED

2RR

2R REDUCE RECYCLE

77482757

WSL, LLC

ABANDONED

Other Marks in Class 052 — Class 52

Recently filed and registered marks in the same international class.

SOK

SO-KLEEN

72367520

BABBITT PRODUCTS, INC.

ABANDONED

SPR

SPRAY KLEEN

72461440

HUMPHREY, SHANNON A.

REGISTERED

KLE

KLEEN KING

71647197

AE OPCO I LLC

REGISTERED

NUK

NU-KLEEN

72323877

ECOLAB USA INC.

REGISTERED

Other Marks by JAY K MEADWAY

Additional USPTO filings handled by the same attorney of record.

SEC

SECURERINGS

78731431

REGISTERED

VEX

VEXCON

75017548

REGISTERED

TRU

TRUE BLAST II

85156088

OTHERS

TUR

TURN-O-MATIC

72182391

ABANDONED

SO-KLEEN

Run a conflict check

Other Marks by WSL, LLC

Other Marks in Class 052 — Class 52

Other Marks by JAY K MEADWAY

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company