Who owns the PK trademark?

The PK trademark is owned by HARSCO CORPORATION.

What is the serial number for PK?

The USPTO serial number for PK is 73073488.

What is the registration number for PK?

PK is registered under USPTO registration number 1063738.

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Updated Oct 19, 2026·35 searches this week

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USPTO Trademark Record

ABANDONED

PK

Q: What class is the PK trademark registered in?

The PK trademark is registered in Class 007 (Machines, machine tools & power-operated tools), Class 011 (Lighting, heating, cooling & sanitary apparatus).

SN 73073488·Reg 1063738·Filed Jan 06, 1976

Owner HARSCO CORPORATION

Machines, machine tools, power-operated tools; motors and engines, except for land vehicles; machine coupling and transmission components, except for land vehicles; agricultural implements, other than hand-operated hand tools; incubators for eggs; automatic vending machines.; Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

PK (Serial No. 73073488), Registration No. 1063738, is a abandoned US trademark filed on Jan 06, 1976 by HARSCO CORPORATION. This trademark covers Class 007 (Machines, machine tools & power-operated tools), Class 011 (Lighting, heating, cooling & sanitary apparatus).

Mark Intelligence

PK (Reg. #1063738) is an abandoned US trademark that was filed in 1976 but has since been abandoned. The mark covers Class 007 (Machines, machine tools & power-operated tools) and Class 011 (Lighting, heating, cooling & sanitary apparatus) respectively. Goods and services include Machines, machine tools, power-operated tools; motors and engines, except for land vehicles; machine coupling and transm....

FILED

Jan 06, 1976

SERIAL

73073488

REG#

1063738

REGISTERED

Apr 19, 1977

Filing Information

StatusABANDONED

Filing DateJan 06, 1976

Serial Number73073488