Who owns the KEYSTONE trademark?

The KEYSTONE trademark is owned by Grey Wolf Systems, Inc.

What class is the KEYSTONE trademark registered in?

The KEYSTONE trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for KEYSTONE?

The USPTO serial number for KEYSTONE is 90603166.

What is the registration number for KEYSTONE?

KEYSTONE is registered under USPTO registration number 6683223.

Sealvo

Home Search: KEYSTONEKEYSTONE #90603166

Back

Updated Oct 25, 2026·14 searches this week

View on USPTO TSDR Find similar marks

KEY

USPTO Trademark Record

REGISTERED

KEYSTONE

SN 90603166·Reg 6683223·Filed Mar 25, 2021

Owner Grey Wolf Systems, Inc

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.

KEYSTONE (Serial No. 90603166), Registration No. 6683223, is a registered US trademark filed on Mar 25, 2021 by Grey Wolf Systems, Inc. This trademark covers Class 042 (Scientific, technology & SaaS services).

early section 8: March 29, 2028

Mark Intelligence

KEYSTONE (Reg. #6683223) is a registered US trademark that has been protecting its owner, Grey Wolf Systems, Inc, since 2021. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 25, 2021

SERIAL

90603166

REG#

6683223

REGISTERED

Mar 29, 2022

Filing Information

StatusREGISTERED

Filing DateMar 25, 2021

Serial Number90603166

Registration No.6683223

Registration DateMar 29, 2022

Status DateJul 13, 2026

Published for OppositionJan 11, 2022

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Mar 25, 2021

First use in commerce: Mar 25, 2021

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

16 events

CANCELLATION INSTITUTED NO. 999999

Jul 13, 2026

CANCELLATION INSTITUTED NO. 999999

REGISTERED-PRINCIPAL REGISTER

Mar 29, 2022

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jan 11, 2022

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jan 11, 2022

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Dec 22, 2021

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 03, 2021

APPROVED FOR PUB - PRINCIPAL REGISTER

CORRESPONDENCE RECEIVED IN LAW OFFICE

Nov 17, 2021

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Nov 17, 2021

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO LIE

Nov 15, 2021

ASSIGNED TO LIE

NON-FINAL ACTION WRITTEN

Nov 08, 2021

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Nov 08, 2021

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Nov 08, 2021

NOTIFICATION OF NON-FINAL ACTION E-MAILED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Nov 08, 2021

TEAS RESPONSE TO OFFICE ACTION RECEIVED

ASSIGNED TO EXAMINER

Nov 02, 2021

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 01, 2021

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Mar 29, 2021

NEW APPLICATION ENTERED

Other Marks by Grey Wolf Systems, Inc

Additional USPTO filings from the same owner.

PAR

PARTNER CONNECT

87208988

GREY WOLF SYSTEMS, INC

REGISTERED

GRE

GREY WOLF SYSTEMS

75920451

Grey Wolf Systems, Inc.

REGISTERED

ALT

ALTITUDE

88661311

Grey Wolf Systems, Inc.

REGISTERED

MAK

MAKING IT WORK

78186644

Grey Wolf Systems, Inc.

ABANDONED

Other Marks in Class 042 — Scientific, technology & SaaS services

Recently filed and registered marks in the same international class.

KEY

KEYSTONE

99454197

OneKey MLS LLC

REGISTERED

KEY

KEYSTONE

86903491

Keystone Aerial Surveys, Inc.

REGISTERED

KEY

KEYSTONE

73043944

VAIL SUMMIT RESORTS, INC.

REGISTERED

KEY

KEYSTONE

74310101

KEYSTONE AUTOMOTIVE OPERATONS, INC.

REGISTERED

Other Marks by TODD WENGROVSKY

Additional USPTO filings handled by the same attorney of record.

COR

CORNERSTONE PLATFORM

88501510

REGISTERED

KOM

KOMMUNION

88501488

REGISTERED

TAS

TASTE LONG ISLAND

98700093

REGISTERED

FLA

FLATWATER ROOFING

99427121

REGISTERED

KEYSTONE

Run a conflict check

Other Marks by Grey Wolf Systems, Inc

Other Marks in Class 042 — Scientific, technology & SaaS services

Other Marks by TODD WENGROVSKY

Get pre-filing clearance

Search 14M+ trademarks

Resources

Company