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Serial Number

71673473

Owner

RESEARCH PRODUCTS CORPORATION

Attorney

Katherine P. Califa

First Use Date

May 24, 1949

Filing Date

Sep 20, 1954

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EZ KLEEN Trademark

Serial Number: 71673473 • Registration: 0619925

EZ KLEEN is a trademark filed by RESEARCH PRODUCTS CORPORATION on September 20, 1954. The trademark is classified under Class 7 (Machinery). The application is currently registered and active.

Trademark Classes

Class 7 - Machinery

Machines and machine tools; motors and engines; machine coupling and transmission components

Owner Contact Info

RESEARCH PRODUCTS CORPORATION (132 trademarks)

Entity Type: 03

Legal Representation

Attorney of Record

Katherine P. Califa

1,772 trademarks filed View all →

Correspondence Address

Katherine P. Califa Foley & Lardner LLP

3000 K Street, N.W. Suite 600

Washington, DC 20007-5109

United States

Trademark Details

Filing Date

September 20, 1954

Registration Date

January 24, 1956

First Use Anywhere

May 24, 1949

First Use in Commerce

May 24, 1949

Goods & Services

AIR FILTERS FOR HEATING, VENTILATING, AIR CONDITIONING, AND KITCHEN EXHAUST SYSTEMS

Filing History

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Apr 3, 2026 NA89

REGISTERED AND RENEWED (FIFTH RENEWAL - 10 YRS)

Apr 3, 2026 RNL5

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Apr 3, 2026 89AG

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 3, 2026 APRE

TEAS SECTION 8 & 9 RECEIVED

Jan 23, 2026 E89R

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Dec 8, 2025 TCCA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Dec 8, 2025 ARAA

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Dec 8, 2025 REAP

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Dec 8, 2025 CHAN

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Dec 8, 2025 COAR

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Dec 8, 2025 ASCK

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Jan 24, 2025 REM2

TEAS CHANGE OF CORRESPONDENCE RECEIVED

May 18, 2016 TCCA

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - MAILED

Aug 3, 2015 NA89

REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)

Aug 3, 2015 RNL4

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Aug 3, 2015 89AG

TEAS SECTION 8 & 9 RECEIVED

Jul 31, 2015 E89R

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

Mar 20, 2005 RNL3

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Mar 20, 2005 89AG

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

Feb 8, 2005 89AF

TEAS SECTION 8 & 9 RECEIVED

Feb 8, 2005 E89R

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Sep 19, 1995 RNL2

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

Aug 1, 1995 9.AF

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

Jan 24, 1976 REN1

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