Who owns the KEYSTONE trademark?

The KEYSTONE trademark is owned by KEYSTONE EQUIPMENT RENTAL, INC..

What class is the KEYSTONE trademark registered in?

The KEYSTONE trademark is registered in Class 037 (Construction, installation & repair services).

What is the serial number for KEYSTONE?

The USPTO serial number for KEYSTONE is 73538173.

What is the registration number for KEYSTONE?

KEYSTONE is registered under USPTO registration number 1371736.

Sealvo

Home Search: KEYSTONEKEYSTONE #73538173

Back

Updated Sep 19, 2026·40 searches this week

View on USPTO TSDR Find similar marks

KEY

USPTO Trademark Record

ABANDONED

KEYSTONE

SN 73538173·Reg 1371736·Filed May 17, 1985

Owner KEYSTONE EQUIPMENT RENTAL, INC.

Construction services; installation and repair services; mining extraction, oil and gas drilling.

KEYSTONE (Serial No. 73538173), Registration No. 1371736, is a abandoned US trademark filed on May 17, 1985 by KEYSTONE EQUIPMENT RENTAL, INC.. This trademark covers Class 037 (Construction, installation & repair services).

Conflict Analysis

Full conflict analysis for KEYSTONE (SN 73538173) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

KEYSTONE (Reg. #1371736) is an abandoned US trademark that was filed in 1985 but has since been abandoned. The mark covers Class 037 (Construction, installation & repair services). Goods and services include Construction services; installation and repair services; mining extraction, oil and gas drilling.. The mark faced 1 opposition proceeding during prosecution.

FILED

May 17, 1985

SERIAL

73538173

REG#

1371736

REGISTERED

Nov 19, 1985

Filing Information

StatusABANDONED

Filing DateMay 17, 1985

Serial Number73538173