Who owns the 4KAST trademark?

The 4KAST trademark is owned by Opko Diagnostics, LLC.

What class is the 4KAST trademark registered in?

The 4KAST trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for 4KAST?

The USPTO serial number for 4KAST is 88357426.

What is the registration number for 4KAST?

4KAST is registered under USPTO registration number 0.

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Home Search: 4KAST4KAST #88357426

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Updated Sep 26, 2026·15 searches this week

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4KA

USPTO Trademark Record

ABANDONED

4KAST

SN 88357426·Reg 0·Filed Mar 26, 2019

Owner Opko Diagnostics, LLC

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

4KAST (Serial No. 88357426), Registration No. 0, is a abandoned US trademark filed on Mar 26, 2019 by Opko Diagnostics, LLC. This trademark covers Class 042 (Scientific, technology & SaaS services).

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Mark Intelligence

4KAST (Reg. #0) is an abandoned US trademark that was filed in 2019 but has since been abandoned. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 26, 2019

SERIAL

88357426

REG#

REGISTERED

Dec 31, 1969

Filing Information

StatusABANDONED

Filing DateMar 26, 2019

Serial Number88357426

Registration No.0

Registration DateDec 31, 1969

Status DateDec 16, 2024

Published for OppositionMar 15, 2022

Filing Basis & Declarations

Standard Characters Claimed

International Filings

Madrid Protocol3 filings

This mark has 3 Madrid Protocol filings on record with the USPTO.

1536662

480Apr 27, 2020

Source: USPTO Madrid International Filing Requests

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

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

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Status History

65 events

ABANDONMENT NOTICE E-MAILED - NO USE STATEMENT FILED

Dec 16, 2024

ABANDONMENT NOTICE E-MAILED - NO USE STATEMENT FILED

ABANDONMENT - NO USE STATEMENT FILED

Dec 16, 2024

ABANDONMENT - NO USE STATEMENT FILED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Apr 10, 2024

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU TEAS EXTENSION RECEIVED

Apr 09, 2024

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 4 FILED

Apr 09, 2024

SOU EXTENSION 4 FILED

SOU EXTENSION 4 GRANTED

Apr 09, 2024

SOU EXTENSION 4 GRANTED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Nov 10, 2023

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU EXTENSION 3 GRANTED

Nov 08, 2023

SOU EXTENSION 3 GRANTED

SOU TEAS EXTENSION RECEIVED

Nov 08, 2023

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 3 FILED

Nov 08, 2023

SOU EXTENSION 3 FILED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

May 12, 2023

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU EXTENSION 2 GRANTED

May 10, 2023

SOU EXTENSION 2 GRANTED

SOU EXTENSION 2 FILED

May 10, 2023

SOU EXTENSION 2 FILED

SOU TEAS EXTENSION RECEIVED

May 10, 2023

SOU TEAS EXTENSION RECEIVED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Nov 12, 2022

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU EXTENSION 1 GRANTED

Nov 10, 2022

SOU EXTENSION 1 GRANTED

SOU EXTENSION 1 FILED

Nov 10, 2022

SOU EXTENSION 1 FILED

SOU TEAS EXTENSION RECEIVED

Nov 10, 2022

SOU TEAS EXTENSION RECEIVED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

May 10, 2022

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Mar 15, 2022

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 15, 2022

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Feb 23, 2022

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

LAW OFFICE PUBLICATION REVIEW COMPLETED

Feb 10, 2022

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 09, 2022

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINERS AMENDMENT -WRITTEN

Feb 08, 2022

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Feb 08, 2022

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Feb 08, 2022

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Feb 08, 2022

EXAMINER'S AMENDMENT ENTERED

EXPARTE APPEAL DISMISSED

Jan 31, 2022

EXPARTE APPEAL DISMISSED

EXPARTE APPEAL TERMINATED

Jan 31, 2022

EXPARTE APPEAL TERMINATED

ACTION CONTINUING FINAL - COMPLETED

Nov 18, 2021

ACTION CONTINUING FINAL - COMPLETED

ACTION DENYING REQ FOR RECON E-MAILED

Nov 18, 2021

ACTION DENYING REQ FOR RECON E-MAILED

NOTIFICATION OF ACTION DENYING REQ FOR RECON E-MAILED

Nov 18, 2021

NOTIFICATION OF ACTION DENYING REQ FOR RECON E-MAILED

TEAS/EMAIL CORRESPONDENCE ENTERED

Oct 23, 2021

TEAS/EMAIL CORRESPONDENCE ENTERED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Oct 23, 2021

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS REQUEST FOR RECONSIDERATION RECEIVED

Oct 20, 2021

TEAS REQUEST FOR RECONSIDERATION RECEIVED

EX PARTE APPEAL-INSTITUTED

Oct 20, 2021

EX PARTE APPEAL-INSTITUTED

JURISDICTION RESTORED TO EXAMINING ATTORNEY

Oct 20, 2021

JURISDICTION RESTORED TO EXAMINING ATTORNEY

EXPARTE APPEAL RECEIVED AT TTAB

Oct 20, 2021

EXPARTE APPEAL RECEIVED AT TTAB

ASSIGNED TO EXAMINER

Sep 29, 2021

ASSIGNED TO EXAMINER

FINAL REFUSAL WRITTEN

Apr 21, 2021

FINAL REFUSAL WRITTEN

NOTIFICATION OF FINAL REFUSAL EMAILED

Apr 21, 2021

NOTIFICATION OF FINAL REFUSAL EMAILED

FINAL REFUSAL E-MAILED

Apr 21, 2021

FINAL REFUSAL E-MAILED

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 25, 2021

TEAS/EMAIL CORRESPONDENCE ENTERED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 25, 2021

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED

Mar 25, 2021

TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED

NOTIFICATION OF INQUIRY AS TO SUSPENSION E-MAILED

Sep 25, 2020

NOTIFICATION OF INQUIRY AS TO SUSPENSION E-MAILED

INQUIRY TO SUSPENSION E-MAILED

Sep 25, 2020

INQUIRY TO SUSPENSION E-MAILED

SUSPENSION INQUIRY WRITTEN

Sep 25, 2020

SUSPENSION INQUIRY WRITTEN

LETTER OF SUSPENSION E-MAILED

Jan 22, 2020

LETTER OF SUSPENSION E-MAILED

SUSPENSION LETTER WRITTEN

Jan 22, 2020

SUSPENSION LETTER WRITTEN

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

Jan 22, 2020

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jan 09, 2020

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jan 09, 2020

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO LIE

Jan 04, 2020

ASSIGNED TO LIE

NOTICE OF REVIVAL - E-MAILED

Dec 12, 2019

NOTICE OF REVIVAL - E-MAILED

TEAS PETITION TO REVIVE RECEIVED

Dec 11, 2019

TEAS PETITION TO REVIVE RECEIVED

PETITION TO REVIVE-GRANTED

Dec 11, 2019

PETITION TO REVIVE-GRANTED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Dec 11, 2019

TEAS RESPONSE TO OFFICE ACTION RECEIVED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jun 10, 2019

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NON-FINAL ACTION E-MAILED

Jun 10, 2019

NON-FINAL ACTION E-MAILED

NON-FINAL ACTION WRITTEN

Jun 10, 2019

NON-FINAL ACTION WRITTEN

ASSIGNED TO EXAMINER

Jun 05, 2019

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Apr 12, 2019

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Mar 29, 2019

NEW APPLICATION ENTERED

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