Who owns the PROTOL trademark?

The PROTOL trademark is owned by Sonneborn Inc..

What class is the PROTOL trademark registered in?

The PROTOL trademark is registered in Class 018 (Leather goods, bags & accessories).

What is the serial number for PROTOL?

The USPTO serial number for PROTOL is 71485170.

What is the registration number for PROTOL?

PROTOL is registered under USPTO registration number 423716.

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Home Search: PROTOLPROTOL #71485170

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Updated Sep 19, 2026·37 searches this week

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PRO

USPTO Trademark Record

REGISTERED

PROTOL

SN 71485170·Reg 423716·Filed Jun 28, 1945

Owner Sonneborn Inc.

Leather and imitations of leather; animal skins and hides; luggage and carrying bags; umbrellas and parasols; walking sticks; whips, harness and saddlery; collars, leashes and clothing for animals.

PROTOL (Serial No. 71485170), Registration No. 423716, is a registered US trademark filed on Jun 28, 1945 by Sonneborn Inc.. This trademark covers Class 018 (Leather goods, bags & accessories).

renewal grace 80y period: March 10, 2027172 days remaining

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Full conflict analysis for PROTOL (SN 71485170) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

PROTOL (Reg. #423716) is a registered US trademark that has been protecting its owner, Sonneborn Inc., since 1945. The mark covers Class 018 (Leather goods, bags & accessories). Goods and services include Leather and imitations of leather; animal skins and hides; luggage and carrying bags; umbrellas and parasols; walking st....

FILED

Jun 28, 1945

SERIAL

71485170

REG#

423716

REGISTERED

Sep 10, 1946

Filing Information

StatusREGISTERED

Filing DateJun 28, 1945

Serial Number71485170

Registration No.423716

Registration DateSep 10, 1946

Status DateOct 31, 2016

Mark TypeStylized characters

Filing Basis & Declarations

Filed as Use ApplicationUse Application CurrentlySection 8 AcceptedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 018Leather goods, bags & accessories

US codes: 018

First use anywhere: Mar 01, 1945

First use in commerce: Mar 01, 1945

Leather and imitations of leather; animal skins and hides; luggage and carrying bags; umbrellas and parasols; walking sticks; whips, harness and saddlery; collars, leashes and clothing for animals.

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

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Status History

29 events

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

Sep 10, 2025

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

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

Jan 08, 2020

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 08, 2020

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Oct 31, 2016

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Oct 31, 2016

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

REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)

Oct 31, 2016

REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)

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

Oct 31, 2016

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

TEAS SECTION 8 & 9 RECEIVED

Aug 17, 2016

TEAS SECTION 8 & 9 RECEIVED

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

Sep 11, 2015

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 11, 2015

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Dec 17, 2014

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Jan 01, 2014

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

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

Nov 21, 2012

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Nov 21, 2012

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Nov 14, 2012

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Apr 25, 2012

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jun 09, 2010

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

CASE FILE IN TICRS

Jan 21, 2009

CASE FILE IN TICRS

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

Nov 16, 2006

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

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

Nov 16, 2006

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

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

Nov 10, 2006

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Nov 10, 2006

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

ASSIGNED TO PARALEGAL

Nov 07, 2006

ASSIGNED TO PARALEGAL

TEAS SECTION 8 & 9 RECEIVED

Sep 11, 2006

TEAS SECTION 8 & 9 RECEIVED

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

Sep 11, 2006

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

POST REGISTRATION ACTION CORRECTION

Sep 10, 1986

POST REGISTRATION ACTION CORRECTION

REGISTERED AND RENEWED (SECOND RENEWAL - 20 YRS)

Sep 10, 1986

REGISTERED AND RENEWED (SECOND RENEWAL - 20 YRS)

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

Sep 08, 1986

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

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

Sep 10, 1966

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

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MUL

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