Who owns the OPENDOOR trademark?

The OPENDOOR trademark is owned by SIEMENS INDUSTRY SOFTWARE INC..

What is the serial number for OPENDOOR?

The USPTO serial number for OPENDOOR is 74539088.

What is the registration number for OPENDOOR?

OPENDOOR is registered under USPTO registration number 1962735.

Sealvo

Home Search: OPENDOOROPENDOOR #74539088

Back

Updated Oct 5, 2026·41 searches this week

View on USPTO TSDR Find similar marks

OPE

USPTO Trademark Record

REGISTERED

OPENDOOR

Q: What class is the OPENDOOR trademark registered in?

The OPENDOOR trademark is registered in Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services).

SN 74539088·Reg 1962735·Filed Jun 17, 1994

Owner SIEMENS INDUSTRY SOFTWARE INC.

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

OPENDOOR (Serial No. 74539088), Registration No. 1962735, is a registered US trademark filed on Jun 17, 1994 by SIEMENS INDUSTRY SOFTWARE INC.. This trademark covers Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services).

Section 8/9 declaration window: March 19, 2036

Mark Intelligence

OPENDOOR (Reg. #1962735) is a registered US trademark that has been protecting its owner, SIEMENS INDUSTRY SOFTWARE INC., since 1994. The mark covers Class 041 (Education & entertainment services) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Education; providing of training; entertainment; sporting and cultural activities.; Scientific and technological service.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jun 17, 1994

SERIAL

74539088

REG#

1962735

REGISTERED

Mar 19, 1996

Filing Information

StatusREGISTERED

Filing DateJun 17, 1994

Serial Number74539088

Registration No.1962735

Registration DateMar 19, 1996

Status DateApr 04, 2015

Published for OppositionDec 26, 1995

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse 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: Dec 31, 1990

First use in commerce: Dec 31, 1990

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

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Dec 31, 1990

First use in commerce: Dec 31, 1990

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.

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

38 events

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

Mar 19, 2025

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

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Mar 29, 2023

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Mar 29, 2023

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Mar 29, 2023

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 29, 2023

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Mar 29, 2023

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jan 16, 2023

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Jan 16, 2023

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 16, 2023

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Jan 16, 2023

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 16, 2023

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jan 16, 2023

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jul 28, 2021

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

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

Dec 12, 2017

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Dec 12, 2017

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

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

Dec 07, 2017

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Dec 07, 2017

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 04, 2015

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Apr 04, 2015

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Apr 04, 2015

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

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

Apr 04, 2015

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

TEAS SECTION 8 & 9 RECEIVED

Mar 21, 2015

TEAS SECTION 8 & 9 RECEIVED

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

Mar 19, 2015

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

ASSIGNED TO PARALEGAL

Apr 20, 2005

ASSIGNED TO PARALEGAL

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

Apr 20, 2005

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Apr 20, 2005

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 24, 2005

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS SECTION 8 & 9 RECEIVED

Mar 24, 2005

TEAS SECTION 8 & 9 RECEIVED

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

Mar 24, 2005

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

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

May 15, 2002

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

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

Mar 18, 2002

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

REGISTERED-PRINCIPAL REGISTER

Mar 19, 1996

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Dec 26, 1995

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Nov 24, 1995

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 06, 1995

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINER'S AMENDMENT MAILED

Jul 31, 1995

EXAMINER'S AMENDMENT MAILED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 01, 1995

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION MAILED

Dec 06, 1994

NON-FINAL ACTION MAILED

Other Marks by SIEMENS INDUSTRY SOFTWARE INC.

Additional USPTO filings from the same owner.

78534921

SIEMENS INDUSTRY SOFTWARE INC.

REGISTERED

TES

TESSENT

90800307

Siemens Industry Software Inc.

REGISTERED

GEO

GEOLUS

79005058

Siemens Industry Software Inc.

REGISTERED

MAS

MASTERTRIM

85342957

SIEMENS INDUSTRY SOFTWARE INC.

REGISTERED

Other Marks in Class 041 — Education & entertainment services

Recently filed and registered marks in the same international class.

OPE

OPENDOOR

75448175

Team Harvill Real Estate, Inc.

ABANDONED

Other Marks by Marie Anne Mastrovito

Additional USPTO filings handled by the same attorney of record.

BLU

BLUEPRINT - PCB

76638077

REGISTERED

MUL

MULTITOM

79184928

REGISTERED

LOG

LogoMark

99471072

REGISTERED

GLO

GLOBIS

79399832

REGISTERED

OPENDOOR

Run a conflict check

Other Marks by SIEMENS INDUSTRY SOFTWARE INC.

Other Marks in Class 041 — Education & entertainment services

Other Marks by Marie Anne Mastrovito

Get pre-filing clearance

Search 14M+ trademarks

Resources

Company