Who owns the EF µ trademark?

The EF µ trademark is owned by ELECTROFILM, INC..

What is the serial number for EF µ?

The USPTO serial number for EF µ is 72171114.

What is the registration number for EF µ?

EF µ is registered under USPTO registration number 784706.

Sealvo

Home Search: EF µEF µ #72171114

Back

Updated Sep 18, 2026·30 searches this week

View on USPTO TSDR Find similar marks

USPTO Trademark Record

ABANDONED

EF µ

Q: What class is the EF µ trademark registered in?

The EF µ trademark is registered in Class 015 (Musical instruments & accessories), Class 021 (Household utensils, cookware & glassware).

SN 72171114·Reg 784706·Filed Jun 17, 1963

Owner ELECTROFILM, INC.

Musical instruments; music stands and stands for musical instruments; conductors' batons.; Household or kitchen utensils and containers; cookware and tableware, except forks, knives and spoons; combs and sponges; brushes, except paintbrushes; brush-making materials; articles for cleaning purposes; unworked or semi-worked glass, except building glass; glassware, porcelain and earthenware.

EF µ (Serial No. 72171114), Registration No. 784706, is a abandoned US trademark filed on Jun 17, 1963 by ELECTROFILM, INC.. This trademark covers Class 015 (Musical instruments & accessories), Class 021 (Household utensils, cookware & glassware).

Deadline expired: October 15, 1985

Conflict Analysis

Full conflict analysis for EF µ (SN 72171114) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

EF µ (Reg. #784706) is an abandoned US trademark that was filed in 1963 but has since been abandoned. The mark covers Class 015 (Musical instruments & accessories) and Class 021 (Household utensils, cookware & glassware) respectively. Goods and services include Musical instruments; music stands and stands for musical instruments; conductors' batons.; Household or kitchen utensils....

FILED

Jun 17, 1963

SERIAL

72171114

REG#

784706

REGISTERED

Feb 09, 1965

Filing Information

StatusABANDONED

Filing DateJun 17, 1963

Serial Number72171114

Registration No.784706

Registration DateFeb 09, 1965

Status DateNov 12, 2005

Mark TypeDesign with words

Filing Basis & Declarations

Filed as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 015Musical instruments & accessories

US codes: 015

First use anywhere: Jan 28, 1963

First use in commerce: Jan 28, 1963

Musical instruments; music stands and stands for musical instruments; conductors' batons.

Class 021Household utensils, cookware & glassware

US codes: 021

First use anywhere: Jan 28, 1963

First use in commerce: Jan 28, 1963

Household or kitchen utensils and containers; cookware and tableware, except forks, knives and spoons; combs and sponges; brushes, except paintbrushes; brush-making materials; articles for cleaning purposes; unworked or semi-worked glass, except building glass; glassware, porcelain and earthenware.

This description is as filed with the USPTO and defines the scope of trademark protection.