Who owns the GLC trademark?

The GLC trademark is owned by DFT INC..

What class is the GLC trademark registered in?

The GLC trademark is registered in Class 009 (Electronics, software & scientific instruments).

What is the serial number for GLC?

The USPTO serial number for GLC is 73413322.

What is the registration number for GLC?

GLC is registered under USPTO registration number 1368692.

GLC

USPTO Trademark Record

REGISTERED

GLC

SN 73413322·Reg 1368692·Filed Feb 14, 1983

Owner DFT INC.

Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable multimedia files, computer software, blank digital or analogue recording and storage media; mechanisms for coin-operated apparatus; cash registers, calculating devices; computers and computer peripheral devices; diving suits, divers' masks, ear plugs for divers, nose clips for divers, gloves for divers, breathing apparatus for underwater swimming; fire-extinguishing apparatus.

GLC (Serial No. 73413322), Registration No. 1368692, is a registered US trademark filed on Feb 14, 1983 by DFT INC.. This trademark covers Class 009 (Electronics, software & scientific instruments).

Section 8/9 declaration window: November 05, 2035

Mark Intelligence

GLC (Reg. #1368692) is a registered US trademark that has been protecting its owner, DFT INC., since 1983. The mark covers Class 009 (Electronics, software & scientific instruments). Goods and services include Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, s.... The mark faced 3 opposition proceedings during prosecution.

FILED

Feb 14, 1983

SERIAL

73413322

REG#

1368692

REGISTERED

Nov 05, 1985

Owner

Applicant

DFT INC.

Entity

Corporation

State

Address

140 SHEREE BOULEVARD, EXTON, PA, 19341

Country

Attorney

NameRandy M. Friedberg

Law firm

Randy M. Friedberg Stradley Ronon Stevens & Young, LLP

Docket

190423-5022

Address

100 Park Avenue, Suite 2000, New York, NY 10017, United States

Get pre-filing clearance

AI attorney analyzes your proposed mark against USPTO — Go/No-Go verdict, class-by-class risks, and strategy recommendations.

Run clearance

Filing Information

StatusREGISTERED

Filing DateFeb 14, 1983

Serial Number73413322

Registration No.1368692

Registration DateNov 05, 1985

Status DateFeb 07, 2026

Published for OppositionAug 14, 1984

Next RenewalNovember 05, 2035

Mark TypeTypeset (words/letters/numbers)

Attorney Docket190423-5022

Status DescriptionLive and registered, renewed

Filing Signals

FILED

1983

YEARS AGO

43y

CLASSES

MADRID FILINGS

—

Opposed 3× during prosecution

Search 14M+ trademarks

Free USPTO lookups by name, owner, or serial number. No account needed.

Search now

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

US codes: 013, 026

First use anywhere: Nov 14, 1979

First use in commerce: Nov 14, 1979

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

Status History

49 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 07, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Feb 07, 2026

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

Feb 07, 2026

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Feb 07, 2026

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Nov 05, 2025

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Nov 05, 2025

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Nov 05, 2025

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Nov 05, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Nov 05, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Nov 05, 2025

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

TEAS SECTION 8 & 9 RECEIVED

Nov 05, 2025

TEAS SECTION 8 & 9 RECEIVED

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Nov 05, 2024

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jun 21, 2019

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 21, 2019

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Apr 17, 2019

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Apr 17, 2019

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 15, 2019

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Sep 17, 2015

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Sep 15, 2015

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

REVIEW OF CORRESPONDENCE COMPLETE - INFORMATION MADE OF RECORD

Sep 15, 2015

REVIEW OF CORRESPONDENCE COMPLETE - INFORMATION MADE OF RECORD

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Apr 16, 2015

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Apr 16, 2015

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - MAILED

Apr 16, 2015

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 09, 2015

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 9 RECEIVED

Mar 26, 2015

TEAS SECTION 8 & 9 RECEIVED

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Dec 05, 2006

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Dec 05, 2006

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

ASSIGNED TO LIE

Nov 14, 2006

ASSIGNED TO LIE

PAPER RECEIVED

Sep 12, 2006

PAPER RECEIVED

RESPONSE RECEIVED TO POST REG. ACTION - SEC. 8 & 9

Sep 12, 2006

RESPONSE RECEIVED TO POST REG. ACTION - SEC. 8 & 9

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

Mar 20, 2006

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

ASSIGNED TO PARALEGAL

Mar 16, 2006

ASSIGNED TO PARALEGAL

CASE FILE IN TICRS

Jan 11, 2006

CASE FILE IN TICRS

PAPER RECEIVED

Nov 07, 2005

PAPER RECEIVED

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

Nov 07, 2005

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

Jan 10, 1992

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

Sep 03, 1991

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

REGISTERED-PRINCIPAL REGISTER

Nov 05, 1985

REGISTERED-PRINCIPAL REGISTER

OPPOSITION TERMINATED NO. 999999

Aug 21, 1985

OPPOSITION TERMINATED NO. 999999

OPPOSITION INSTITUTED NO. 999999

Feb 19, 1985

OPPOSITION INSTITUTED NO. 999999

PUBLISHED FOR OPPOSITION

Aug 14, 1984

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Jun 15, 1984

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 26, 1984

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Apr 25, 1984

ASSIGNED TO EXAMINER

EXAMINERS AMENDMENT MAILED

Apr 23, 1984

EXAMINERS AMENDMENT MAILED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Feb 28, 1984

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION MAILED

Nov 14, 1983

NON-FINAL ACTION MAILED

ASSIGNED TO EXAMINER

Oct 03, 1983

ASSIGNED TO EXAMINER

Sep 21, 1983

ASSIGNED TO EXAMINER

GLC

Get pre-filing clearance

Search 14M+ trademarks

Run a conflict check

Other Marks by DFT INC.

Other Marks in Class 009 — Electronics, software & scientific instruments

Other Marks by Randy M. Friedberg

Resources

Company