Who owns the SILENDOR trademark?

The SILENDOR trademark is owned by Polianskii, Sergei.

What class is the SILENDOR trademark registered in?

The SILENDOR trademark is registered in Class 005 (Pharmaceuticals, medical & veterinary preparations).

What is the serial number for SILENDOR?

The USPTO serial number for SILENDOR is 88841658.

What is the registration number for SILENDOR?

SILENDOR is registered under USPTO registration number 6153267.

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Updated Oct 6, 2026·22 searches this week

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SIL

USPTO Trademark Record

REGISTERED

SILENDOR

SN 88841658·Reg 6153267·Filed Mar 20, 2020

Owner Polianskii, Sergei

Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and substances adapted for medical or veterinary purposes, food for babies; dietary supplements for human beings and animals; adhesive plasters, materials for dressings; material for filling teeth, dental wax; disinfectants; preparations for destroying vermin; fungicides, herbicides.

SILENDOR (Serial No. 88841658), Registration No. 6153267, is a registered US trademark filed on Mar 20, 2020 by Polianskii, Sergei. This trademark covers Class 005 (Pharmaceuticals, medical & veterinary preparations).

Section 8/9 declaration window: September 16, 2030

Mark Intelligence

SILENDOR (Reg. #6153267) is a registered US trademark that has been protecting its owner, Polianskii, Sergei, since 2020. The mark covers Class 005 (Pharmaceuticals, medical & veterinary preparations). Goods and services include Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and subs.... The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 20, 2020

SERIAL

88841658

REG#

6153267

REGISTERED

Sep 15, 2020

Filing Information

StatusREGISTERED

Filing DateMar 20, 2020

Serial Number88841658

Registration No.6153267

Registration DateSep 15, 2020

Status DateSep 09, 2026

Published for OppositionJun 30, 2020

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 005Pharmaceuticals, medical & veterinary preparations

US codes: 006, 018, 044, 046, 051, 052

First use anywhere: Feb 22, 2020

First use in commerce: Feb 22, 2020

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

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Status History

17 events

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Sep 09, 2026

REGISTERED - SEC. 8 (6-YR) ACCEPTED

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

Sep 09, 2026

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 08, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 RECEIVED

Jul 14, 2026

TEAS SECTION 8 RECEIVED

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

Sep 15, 2025

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

REGISTERED-PRINCIPAL REGISTER

Sep 15, 2020

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jun 30, 2020

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 30, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 10, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

May 28, 2020

ASSIGNED TO EXAMINER

EXAMINERS AMENDMENT -WRITTEN

May 28, 2020

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

May 28, 2020

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

May 28, 2020

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

May 28, 2020

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

May 28, 2020

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION ENTERED

Mar 24, 2020

NEW APPLICATION ENTERED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Mar 24, 2020

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

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