Who owns the PORT trademark?

The PORT trademark is owned by The American Board of Ophthalmology.

What class is the PORT trademark registered in?

The PORT trademark is registered in Class 041 (Education & entertainment services).

What is the serial number for PORT?

The USPTO serial number for PORT is 78688286.

What is the registration number for PORT?

PORT is registered under USPTO registration number 3308794.

Sealvo

Home Search: PORTPORT #78688286

Back

Updated Sep 18, 2026·32 searches this week

View on USPTO TSDR Find similar marks

POR

USPTO Trademark Record

REGISTERED

PORT

SN 78688286·Reg 3308794·Filed Aug 09, 2005

Owner The American Board of Ophthalmology

Education; providing of training; entertainment; sporting and cultural activities.

PORT (Serial No. 78688286), Registration No. 3308794, is a registered US trademark filed on Aug 09, 2005 by The American Board of Ophthalmology. This trademark covers Class 041 (Education & entertainment services).

Section 8/9 declaration window: October 11, 2027

Conflict Analysis

Full conflict analysis for PORT (SN 78688286) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

PORT (Reg. #3308794) is a registered US trademark that has been protecting its owner, The American Board of Ophthalmology, since 2005. The mark covers Class 041 (Education & entertainment services). Goods and services include Education; providing of training; entertainment; sporting and cultural activities.. The mark faced 1 opposition proceeding during prosecution.

FILED

Aug 09, 2005

SERIAL

78688286

REG#

3308794

REGISTERED

Oct 09, 2007

Filing Information

StatusREGISTERED

Filing DateAug 09, 2005

Serial Number78688286

Registration No.3308794

Registration DateOct 09, 2007

Status DateNov 06, 2017

Published for OppositionAug 29, 2006

Filing Basis & Declarations

Standard Characters ClaimedUse Application CurrentlySection 8 AcceptedSection 15 Acknowledged

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 041Education & entertainment services

US codes: 100, 101, 107

First use anywhere: Feb 14, 2006

First use in commerce: Feb 14, 2006

Education; providing of training; entertainment; sporting and cultural activities.

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

35 events

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

May 22, 2019

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

May 22, 2019

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

May 22, 2019

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

May 22, 2019

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 06, 2017

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Nov 06, 2017

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Nov 06, 2017

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

Nov 06, 2017

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

TEAS SECTION 8 & 9 RECEIVED

Oct 10, 2017

TEAS SECTION 8 & 9 RECEIVED

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - MAILED

Oct 18, 2013

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - MAILED

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

Oct 18, 2013

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Oct 18, 2013

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

Oct 09, 2013

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

TEAS SECTION 8 & 15 RECEIVED

Oct 09, 2013

TEAS SECTION 8 & 15 RECEIVED

REGISTERED-PRINCIPAL REGISTER

Oct 09, 2007

REGISTERED-PRINCIPAL REGISTER

ASSIGNED TO LIE

Sep 06, 2007

ASSIGNED TO LIE

LAW OFFICE REGISTRATION REVIEW COMPLETED

Sep 06, 2007

LAW OFFICE REGISTRATION REVIEW COMPLETED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Jul 30, 2007

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

STATEMENT OF USE PROCESSING COMPLETE

Jul 24, 2007

STATEMENT OF USE PROCESSING COMPLETE

TEAS STATEMENT OF USE RECEIVED

Apr 23, 2007

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

Apr 23, 2007

USE AMENDMENT FILED

NOA MAILED - SOU REQUIRED FROM APPLICANT

Nov 21, 2006

NOA MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Aug 29, 2006

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Aug 09, 2006

NOTICE OF PUBLICATION

ASSIGNED TO LIE

Jul 08, 2006

ASSIGNED TO LIE

LAW OFFICE PUBLICATION REVIEW COMPLETED

Jul 08, 2006

LAW OFFICE PUBLICATION REVIEW COMPLETED

ASSIGNED TO LIE

Jun 30, 2006

ASSIGNED TO LIE

EXAMINERS AMENDMENT -WRITTEN

Jun 29, 2006

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Jun 29, 2006

EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Jun 29, 2006

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 29, 2006

APPROVED FOR PUB - PRINCIPAL REGISTER

NON-FINAL ACTION WRITTEN

Mar 02, 2006

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Mar 02, 2006

NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Feb 28, 2006

ASSIGNED TO EXAMINER

NEW APPLICATION ENTERED

Aug 15, 2005

NEW APPLICATION ENTERED

Other Marks by The American Board of Ophthalmology

Additional USPTO filings from the same owner.

QUA

QUARTERLY QUESTIONS

88778659

The American Board of Ophthalmology

REGISTERED

QUA

QUARTERLY QUESTIONS

88106975

The American Board of Ophthalmology

REGISTERED

ADV

ADVANCING EXCELLENCE IN EYE CARE

86894004

The American Board of Ophthalmology

REGISTERED

QUA

QUARTERLY QUESTIONS

98184762

The American Board of Ophthalmology

REGISTERED

Other Marks in Class 041 — Education & entertainment services

Recently filed and registered marks in the same international class.

POR

PORT

73522985

UNIVERSITY OF WATERLOO

ABANDONED

POR

PORT PROTECTION

86714259

NGC Network US, LLC

REGISTERED

POR

PORT ROYALE

88331215

Kalypso Media Group GmbH

REGISTERED

POR

PORT REVEL

76532346

ARTELIA

REGISTERED

Other Marks by Elizabeth C. Buckingham

Additional USPTO filings handled by the same attorney of record.

LEG

LEGEND ELITE BREEDING

90693654

REGISTERED

LEG

LEGEND RODEO STOCK

90693673

REGISTERED

AME

AMERICA'S CITY FOR HEALTH

97388455

REGISTERED

ACT

ACTIVE-BRANCH

97577163

REGISTERED

PORT

Run a conflict check

Other Marks by The American Board of Ophthalmology

Other Marks in Class 041 — Education & entertainment services

Other Marks by Elizabeth C. Buckingham

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company