Who owns the OS-20 trademark?

The OS-20 trademark is owned by ENT SCIENTIFIC, LLC.

What class is the OS-20 trademark registered in?

The OS-20 trademark is registered in Class 010 (Surgical, medical, dental & veterinary apparatus).

What is the serial number for OS-20?

The USPTO serial number for OS-20 is 85956484.

What is the registration number for OS-20?

OS-20 is registered under USPTO registration number 0.

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Home Search: OS-20OS-20 #85956484

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Updated Sep 28, 2026·40 searches this week

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OS2

USPTO Trademark Record

ABANDONED

OS-20

SN 85956484·Reg 0·Filed Jun 11, 2013

Owner ENT SCIENTIFIC, LLC

Surgical, medical, dental and veterinary apparatus and instruments; artificial limbs, eyes and teeth; spectacles, contact lenses and sunglasses; orthopaedic articles; suture materials; therapeutic and assistive devices adapted for persons with disabilities; massage apparatus; apparatus, devices and articles for nursing infants; sexual activity apparatus, devices and articles.

OS-20 (Serial No. 85956484), Registration No. 0, is a abandoned US trademark filed on Jun 11, 2013 by ENT SCIENTIFIC, LLC. This trademark covers Class 010 (Surgical, medical, dental & veterinary apparatus).

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Full conflict analysis for OS-20 (SN 85956484) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

OS-20 (Reg. #0) is an abandoned US trademark that was filed in 2013 but has since been abandoned. The mark covers Class 010 (Surgical, medical, dental & veterinary apparatus). Goods and services include Surgical, medical, dental and veterinary apparatus and instruments; artificial limbs, eyes and teeth; spectacles, contac.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jun 11, 2013

SERIAL

85956484

REG#

REGISTERED

Dec 31, 1969

Filing Information

StatusABANDONED

Filing DateJun 11, 2013

Serial Number85956484

Registration No.0

Registration DateDec 31, 1969

Status DateOct 13, 2014

Published for OppositionJan 14, 2014

Filing Basis & Declarations

Standard Characters ClaimedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 010Surgical, medical, dental & veterinary apparatus

US codes: 026, 039, 044

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

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Status History

19 events

ABANDONMENT NOTICE MAILED - NO USE STATEMENT FILED

Oct 14, 2014

ABANDONMENT NOTICE MAILED - NO USE STATEMENT FILED

ABANDONMENT - NO USE STATEMENT FILED

Oct 13, 2014

ABANDONMENT - NO USE STATEMENT FILED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Mar 11, 2014

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Jan 14, 2014

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jan 14, 2014

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Dec 25, 2013

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO LIE

Dec 09, 2013

ASSIGNED TO LIE

LAW OFFICE PUBLICATION REVIEW COMPLETED

Dec 09, 2013

LAW OFFICE PUBLICATION REVIEW COMPLETED

EXAMINERS AMENDMENT -WRITTEN

Nov 15, 2013

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Nov 15, 2013

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Nov 15, 2013

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Nov 15, 2013

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Nov 15, 2013

APPROVED FOR PUB - PRINCIPAL REGISTER

PRIORITY ACTION WRITTEN

Aug 15, 2013

PRIORITY ACTION WRITTEN

PRIORITY ACTION E-MAILED

Aug 15, 2013

PRIORITY ACTION E-MAILED

NOTIFICATION OF PRIORITY ACTION E-MAILED

Aug 15, 2013

NOTIFICATION OF PRIORITY ACTION E-MAILED

ASSIGNED TO EXAMINER

Aug 06, 2013

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 19, 2013

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jun 14, 2013

NEW APPLICATION ENTERED

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