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Official data from USPTO

DUREFLEX

Did you know this trademark is already registered in United States?

Before investing in name, identity, and promotion, validate collision risk and registration strategy to avoid wasting time and budget.

Active USPTO registrationType: WordOffice: United States

Quick snapshot

DUREFLEX

ST13

US500000073492717

Class

17

Filing

73492717

Registration

1403132

Risk and opportunity diagnosis

Executive reading for naming, filing, and monitoring decisions.

USPTO status

Active USPTO registration

Case type

Application and registration

Recorded events

29

Latest update

07/27/2026

Trademark type

Word

Nice classes

17

Filing date

07/31/1984

Registration date

07/29/1986

Expiration date

-

Complete case details

Structured fields from the responsible authority and the official record.

Status date

11/03/2016

Last transaction

07/27/2026

Responsible office

United States Patent and Trademark Office

Status code

800

Official register

Principal Register

First use anywhere

06/26/1984

First use in commerce

06/26/1984

Drawing code

1

Owner type

16

Owner location

PITTSBURGH, PA, US

Law office

570

Current location

GENERIC WEB UPDATE

Holders and representatives

Holders

COVESTRO LLC
BAYER MATERIALSCIENCE LLC
DEERFIELD URETHANE, INC.

Representatives

Michael E. Altman Colson Law Group

Technical classification

Nice Classes

Class 17

Vienna Codes

No Vienna codes available.

Goods and services

Class 17

THERMOPLASTIC POLYURETHANE FILM IN ROLL FORM SOLD TO FABRICATORS FOR USE IN THE FILM-CONTAINING PRODUCT FIELD

Publications

History of USPTO decisions and trademark events.

29 publications found

E89R

TEAS SECTION 8 & 9 RECEIVED

07/27/2026

REM2

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

07/29/2025

NA89

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

11/03/2016

RNL2

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

11/03/2016

89AG

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

11/03/2016

EROP

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

11/01/2016

ASGN

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

10/26/2016

PR89

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

09/23/2016

E89R

TEAS SECTION 8 & 9 RECEIVED

09/19/2016

ASGN

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

03/24/2010

CFIT

CASE FILE IN TICRS

10/04/2006

RNL1

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

03/20/2006

89AG

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

03/20/2006

PLGL

ASSIGNED TO PARALEGAL

03/20/2006

89AF

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

01/19/2006

E89R

TEAS SECTION 8 & 9 RECEIVED

01/19/2006

C15A

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

03/30/1992

815F

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

12/11/1991

R.PR

REGISTERED-PRINCIPAL REGISTER

07/29/1986

PUBO

PUBLISHED FOR OPPOSITION

05/06/1986

NPUB

NOTICE OF PUBLICATION

04/06/1986

CNSA

APPROVED FOR PUB - PRINCIPAL REGISTER

03/05/1986

CNEA

EXAMINERS AMENDMENT MAILED

03/03/1986

CRFA

CORRESPONDENCE RECEIVED IN LAW OFFICE

11/04/1985

CRFA

CORRESPONDENCE RECEIVED IN LAW OFFICE

09/26/1985

CNSI

INQUIRY AS TO SUSPENSION MAILED

09/26/1985

CNSL

LETTER OF SUSPENSION MAILED

05/01/1985

CNRT

NON-FINAL ACTION MAILED

01/04/1985

DOCK

ASSIGNED TO EXAMINER

12/08/1984

Continuous trademark protection

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