Who owns the RA-51 trademark?

The RA-51 trademark is owned by NATIONAL LEAD COMPANY.

What class is the RA-51 trademark registered in?

The RA-51 trademark is registered in Class 006 (Common metals, their alloys & metal goods).

What is the serial number for RA-51?

The USPTO serial number for RA-51 is 72219247.

What is the registration number for RA-51?

RA-51 is registered under USPTO registration number 804101.

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Updated Sep 29, 2026·9 searches this week

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USPTO Trademark Record

ABANDONED

RA-51

SN 72219247·Reg 804101·Filed May 19, 1965

Owner NATIONAL LEAD COMPANY

Common metals and their alloys, ores; metal materials for building and construction; transportable buildings of metal; non-electric cables and wires of common metal; small items of metal hardware; metal containers for storage or transport; safes.

RA-51 (Serial No. 72219247), Registration No. 804101, is a abandoned US trademark filed on May 19, 1965 by NATIONAL LEAD COMPANY. This trademark covers Class 006 (Common metals, their alloys & metal goods).

Conflict Analysis

Full conflict analysis for RA-51 (SN 72219247) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

RA-51 (Reg. #804101) is an abandoned US trademark that was filed in 1965 but has since been abandoned. The mark covers Class 006 (Common metals, their alloys & metal goods). Goods and services include Common metals and their alloys, ores; metal materials for building and construction; transportable buildings of metal; n....

FILED

May 19, 1965

SERIAL

72219247

REG#

804101

REGISTERED

Feb 22, 1966

Filing Information

StatusABANDONED

Filing DateMay 19, 1965

Serial Number72219247