Who owns the U-FLEX trademark?

The U-FLEX trademark is owned by WONPOONG CORPORATION.

What class is the U-FLEX trademark registered in?

The U-FLEX trademark is registered in Class 017 (Rubber, plastics & insulating materials), Class 022 (Ropes, string, nets, tents & sails), Class 040 (Treatment & processing of materials).

What is the serial number for U-FLEX?

The USPTO serial number for U-FLEX is 85882487.

What is the registration number for U-FLEX?

U-FLEX is registered under USPTO registration number 4619439.

U-FLEX - Owned by WONPOONG CORPORATION - (Class 017, Class 022, Class 040)

What to file next

Section 9 renewal, filed with a Section 8 declaration

When: Due between the ninth and tenth anniversary of registration, then before each tenth anniversary after that.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed renewal cancels the registration, and there is no revival route for it.

How Section 9 renewal works

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 017Rubber, plastics & insulating materials

US codes: 001, 005, 012, 013, 035, 050

Unprocessed and semi-processed rubber, gutta-percha, gum, asbestos, mica and substitutes for all these materials; plastics and resins in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes, tubes and hoses, not of metal.

Class 022Ropes, string, nets, tents & sails

US codes: 001, 002, 007, 019, 022, 042, 050

Ropes and string; nets; tents and tarpaulins; awnings of textile or synthetic materials; sails; sacks for the transport and storage of materials in bulk; padding, cushioning and stuffing materials, except of paper, cardboard, rubber or plastics; raw fibrous textile materials and substitutes therefor.

Class 040Treatment & processing of materials

US codes: 100, 103, 106

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

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

Filing Basis & Declarations

Standard Characters ClaimedSection 8 AcceptedTrademark

Status History

61 events

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

Oct 28, 2025

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Oct 28, 2025

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Oct 28, 2025

Code TCCA

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Jun 14, 2025

Code 89AG

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Jun 14, 2025

Code RNL1

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Jun 14, 2025

Code NA89

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

Jun 11, 2025

Code EROP

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

Dec 28, 2024

Code PR89

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Dec 12, 2024

Code APRE

TEAS SECTION 8 & 9 RECEIVED

Sep 04, 2024

Code E89R

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

Oct 14, 2023

Code REM2

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

Nov 10, 2022

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Nov 10, 2022

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Nov 10, 2022

Code TCCA

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 26, 2020

Code APRE

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Mar 26, 2020

Code 8.OK

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

Mar 26, 2020

Code NAS8

TEAS SECTION 8 RECEIVED

Feb 06, 2020

Code ES8R

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

Oct 14, 2019

Code REM1

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Nov 20, 2017

Code TCCA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 18, 2017

Code TCCA

REGISTERED-PRINCIPAL REGISTER

Oct 14, 2014

Code R.PR

PUBLISHED FOR OPPOSITION

Jul 29, 2014

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jul 29, 2014

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jul 09, 2014

Code NONP

LAW OFFICE PUBLICATION REVIEW COMPLETED

Jun 25, 2014

Code PREV

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 24, 2014

Code CNSA

TEAS/EMAIL CORRESPONDENCE ENTERED

Jun 11, 2014

Code TEME

TEAS REQUEST FOR RECONSIDERATION RECEIVED

Jun 10, 2014

Code ERFR

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 10, 2014

Code CRFA

FINAL REFUSAL WRITTEN

May 19, 2014

Code CNFR

FINAL REFUSAL E-MAILED

May 19, 2014

Code GNFR

NOTIFICATION OF FINAL REFUSAL EMAILED

May 19, 2014

Code GNFN

TEAS/EMAIL CORRESPONDENCE ENTERED

Apr 18, 2014

Code TEME

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Apr 17, 2014

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 17, 2014

Code CRFA

NON-FINAL ACTION WRITTEN

Apr 16, 2014

Code CNRT

NON-FINAL ACTION E-MAILED

Apr 16, 2014

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Apr 16, 2014

Code GNRN

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 26, 2014

Code TEME

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Mar 25, 2014

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 25, 2014

Code CRFA

NON-FINAL ACTION WRITTEN

Mar 24, 2014

Code CNRT

NON-FINAL ACTION E-MAILED

Mar 24, 2014

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Mar 24, 2014

Code GNRN

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 03, 2014

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 03, 2014

Code TEME

TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED

Feb 21, 2014

Code ERSI

SUSPENSION LETTER WRITTEN

Feb 10, 2014

Code CNSL

LETTER OF SUSPENSION E-MAILED

Feb 10, 2014

Code GNSL

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

Feb 10, 2014

Code GNS3

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jan 23, 2014

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Jan 23, 2014

Code TEME

ASSIGNED TO LIE

Jan 21, 2014

Code ALIE

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jan 03, 2014

Code TROA

NON-FINAL ACTION WRITTEN

Jul 06, 2013

Code CNRT

NON-FINAL ACTION E-MAILED

Jul 06, 2013

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jul 06, 2013

Code GNRN

ASSIGNED TO EXAMINER

Jun 28, 2013

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Mar 26, 2013

Code NWOS

NEW APPLICATION ENTERED

Mar 25, 2013

Code NWAP

Other Marks in Class 017 — Rubber, plastics & insulating materials

Recently filed and registered marks in the same international class.

VAC

VAC-U-FLEX

78828283

FLEXIBLE TECHNOLOGIES, INC.

REGISTERED

FLE

FLEX

87785714

Flex Films (USA), Inc.

REGISTERED

FLE

FLEX

87171596

Swan Products, LLC

REGISTERED

FLE

FLEX

90980514

Swift IP, LLC

REGISTERED

Other Marks by Heedong Chae

Additional USPTO filings handled by the same attorney of record.

JSJ

J S JOSEPH AND STACEY

88928086

REGISTERED

RUG

RUGGED ARMOR PRO

88659232

REGISTERED

ELL

ELLEEN

86647743

REGISTERED

INS

INSTANT FAB

86862274

REGISTERED

U-FLEX

What to file next

Full Goods & Services

Filing Basis & Declarations

Other Marks in Class 017 — Rubber, plastics & insulating materials

Other Marks by Heedong Chae

Get pre-filing clearance

Search 14M+ trademarks

Run a conflict check

Industries

USPTO Deadlines

Compare

Resources

Company

Exceptions