Who owns the SIGMA trademark?

The SIGMA trademark is owned by Sigma Laborzentrifugen GmbH.

What class is the SIGMA trademark registered in?

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

What is the serial number for SIGMA?

The USPTO serial number for SIGMA is 79158348.

What is the registration number for SIGMA?

SIGMA is registered under USPTO registration number 4787965.

SIG

USPTO Trademark Record

REGISTERED

SIGMA

SN 79158348·Reg 4787965·Filed Oct 04, 2014

Owner Sigma Laborzentrifugen GmbH

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.

SIGMA (Serial No. 79158348), Registration No. 4787965, is a registered US trademark filed on Oct 04, 2014 by Sigma Laborzentrifugen GmbH. This trademark covers Class 009 (Electronics, software & scientific instruments).

Section 8/9 declaration window: August 13, 2035

Mark Intelligence

SIGMA (Reg. #4787965) is a registered US trademark that has been protecting its owner, Sigma Laborzentrifugen GmbH, since 2014. 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

Oct 04, 2014

SERIAL

79158348

REG#

4787965

REGISTERED

Aug 11, 2015

Owner

Applicant

Sigma Laborzentrifugen GmbH

Entity

Corporation (Netherlands / German)

Address

An der Unteren Söse 50, Osterode, 37520

Country

Attorney

NameJeffrey B. Sladkus, Esq.

Law firm

Jeffrey B. Sladkus, Esq. The Sladkus Law Group

Address

1397 Carroll Drive, Atlanta, GA 30318, United States

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Filing Information

StatusREGISTERED

Filing DateOct 04, 2014

Serial Number79158348

Registration No.4787965

Registration DateAug 11, 2015

Status DateJul 14, 2025

Published for OppositionMay 26, 2015

Next RenewalAugust 13, 2035

Mark TypeDesign with words

Status DescriptionLive and registered, Section 71 accepted

Filing Signals

FILED

2014

YEARS AGO

12y

CLASSES

MADRID FILINGS

—

Opposed 3× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

US codes: 021, 023, 026, 036, 038

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

Status History

39 events

REGISTERED-SEC.71 ACCEPTED

Jul 14, 2025

REGISTERED-SEC.71 ACCEPTED

NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED

Jul 14, 2025

NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jul 07, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 71 RECEIVED

Apr 03, 2025

TEAS SECTION 71 RECEIVED

INTERNATIONAL REGISTRATION RENEWED

Sep 05, 2024

INTERNATIONAL REGISTRATION RENEWED

COURTESY REMINDER - SEC. 71 (10-YR) E-MAILED

Aug 11, 2024

COURTESY REMINDER - SEC. 71 (10-YR) E-MAILED

NEW REPRESENTATIVE AT IB RECEIVED

Aug 27, 2022

NEW REPRESENTATIVE AT IB RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Aug 05, 2021

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 71 ACCEPTED & SEC. 15 ACK.

Aug 05, 2021

REGISTERED - SEC. 71 ACCEPTED & SEC. 15 ACK.

NOTICE OF ACCEPTANCE OF SEC. 71 & 15 - E-MAILED

Aug 05, 2021

NOTICE OF ACCEPTANCE OF SEC. 71 & 15 - E-MAILED

TEAS SECTION 71 & 15 RECEIVED

Mar 31, 2021

TEAS SECTION 71 & 15 RECEIVED

COURTESY REMINDER - SEC. 71 (6-YR) E-MAILED

Aug 11, 2020

COURTESY REMINDER - SEC. 71 (6-YR) E-MAILED

NEW REPRESENTATIVE AT IB RECEIVED

Jun 02, 2017

NEW REPRESENTATIVE AT IB RECEIVED

FINAL DECISION TRANSACTION PROCESSED BY IB

Feb 13, 2016

FINAL DECISION TRANSACTION PROCESSED BY IB

FINAL DISPOSITION PROCESSED

Jan 22, 2016

FINAL DISPOSITION PROCESSED

FINAL DISPOSITION NOTICE SENT TO IB

Jan 22, 2016

FINAL DISPOSITION NOTICE SENT TO IB

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

Nov 11, 2015

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

REGISTERED-PRINCIPAL REGISTER

Aug 11, 2015

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

May 26, 2015

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

May 26, 2015

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION PROCESSED BY IB

May 22, 2015

NOTIFICATION PROCESSED BY IB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

May 06, 2015

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB

May 06, 2015

NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

May 06, 2015

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

ASSIGNED TO LIE

Apr 18, 2015

ASSIGNED TO LIE

LAW OFFICE PUBLICATION REVIEW COMPLETED

Apr 18, 2015

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 27, 2015

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 25, 2015

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Mar 24, 2015

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 24, 2015

CORRESPONDENCE RECEIVED IN LAW OFFICE

REFUSAL PROCESSED BY IB

Feb 27, 2015

REFUSAL PROCESSED BY IB

REFUSAL PROCESSED BY MPU

Feb 06, 2015

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Feb 06, 2015

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Feb 05, 2015

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

NON-FINAL ACTION WRITTEN

Feb 04, 2015

NON-FINAL ACTION WRITTEN

ASSIGNED TO EXAMINER

Jan 23, 2015

ASSIGNED TO EXAMINER

APPLICATION FILING RECEIPT MAILED

Jan 13, 2015

APPLICATION FILING RECEIPT MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 08, 2015

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

SN ASSIGNED FOR SECT 66A APPL FROM IB

Jan 02, 2015

SN ASSIGNED FOR SECT 66A APPL FROM IB

SIGMA

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