Who owns the SIL-O-FLEX trademark?

The SIL-O-FLEX trademark is owned by SILVER-LINE PLASTICS LLC.

What class is the SIL-O-FLEX trademark registered in?

The SIL-O-FLEX trademark is registered in Class 019 (Non-metallic building materials).

What is the serial number for SIL-O-FLEX?

The USPTO serial number for SIL-O-FLEX is 87119329.

What is the registration number for SIL-O-FLEX?

SIL-O-FLEX is registered under USPTO registration number 5155842.

Sealvo

Home Search: SIL-O-FLEXSIL-O-FLEX #87119329

Back

Updated Sep 16, 2026·18 searches this week

View on USPTO TSDR Find similar marks

SIL

USPTO Trademark Record

REGISTERED

SIL-O-FLEX

SN 87119329·Reg 5155842·Filed Jul 28, 2016

Owner SILVER-LINE PLASTICS LLC

Materials, not of metal, for building and construction; rigid pipes, not of metal, for building; asphalt, pitch, tar and bitumen; transportable buildings, not of metal; monuments, not of metal.

SIL-O-FLEX (Serial No. 87119329), Registration No. 5155842, is a registered US trademark filed on Jul 28, 2016 by SILVER-LINE PLASTICS LLC. This trademark covers Class 019 (Non-metallic building materials).

renewal 10y period: March 08, 2027172 days remaining

Conflict Analysis

Full conflict analysis for SIL-O-FLEX (SN 87119329) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

SIL-O-FLEX (Reg. #5155842) is a registered US trademark that has been protecting its owner, SILVER-LINE PLASTICS LLC, since 2016. The mark covers Class 019 (Non-metallic building materials). Goods and services include Materials, not of metal, for building and construction; rigid pipes, not of metal, for building; asphalt, pitch, tar and.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jul 28, 2016

SERIAL

87119329

REG#

5155842

REGISTERED

Mar 07, 2017

Filing Information

StatusREGISTERED

Filing DateJul 28, 2016

Serial Number87119329

Registration No.5155842

Registration DateMar 07, 2017

Status DateAug 31, 2022

Published for OppositionDec 20, 2016

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 019Non-metallic building materials

US codes: 001, 012, 033, 050

First use anywhere: Mar 31, 1989

First use in commerce: Mar 31, 1989

Materials, not of metal, for building and construction; rigid pipes, not of metal, for building; asphalt, pitch, tar and bitumen; transportable buildings, not of metal; monuments, not of metal.

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

Run a conflict check

Search by serial number, mark name, or logo. See conflicting marks ranked by risk with clear explanations of what contributed.

Run conflict check

Status History

20 events

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

Mar 07, 2026

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

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jun 04, 2024

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jun 04, 2024

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Jun 04, 2024

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 04, 2024

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 04, 2024

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

Aug 31, 2022

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

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

Aug 31, 2022

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Aug 30, 2022

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 15 RECEIVED

Mar 11, 2022

TEAS SECTION 8 & 15 RECEIVED

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

Mar 07, 2022

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

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Nov 25, 2020

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

REGISTERED-PRINCIPAL REGISTER

Mar 07, 2017

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Dec 20, 2016

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Dec 20, 2016

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Nov 30, 2016

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Nov 09, 2016

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Nov 09, 2016

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 02, 2016

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Aug 01, 2016

NEW APPLICATION ENTERED

Other Marks by SILVER-LINE PLASTICS LLC

Additional USPTO filings from the same owner.

SIL

SILVER-LINE

72403437

SILVER-LINE PLASTICS LLC

REGISTERED

GEO

GEO-STRIPE

85300135

SILVER-LINE PLASTICS LLC

REGISTERED

ENV

ENVIRO PURE

77944538

SILVER-LINE PLASTICS LLC

REGISTERED

ULT

ULTRA-PURE

75384229

SILVER-LINE PLASTICS LLC

REGISTERED

Other Marks in Class 019 — Non-metallic building materials

Recently filed and registered marks in the same international class.

FLE

FLEX-SIL

75077629

SIL-BASE COMPANY

REGISTERED

UNI

UNI-SIL

76570816

United Refractories Co.

REGISTERED

TER

TERE-SIL

86070870

U.S. Silica Company

REGISTERED

SIL

SIL-FAB2

97181675

Flexfab Horizons International, Inc.

REGISTERED

Other Marks by Sana Hakim

Additional USPTO filings handled by the same attorney of record.

CEN

CENTERPOINT

86801198

REGISTERED

CAN

CANCERGUARD

90851355

REGISTERED

CAN

CANCERGUARD

90851364

REGISTERED

MAP

MAPLE GROVE FARMS

97227132

REGISTERED

SIL-O-FLEX

Run a conflict check

Other Marks by SILVER-LINE PLASTICS LLC

Other Marks in Class 019 — Non-metallic building materials

Other Marks by Sana Hakim

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company