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Official data from USPTO

UNI-FLOW

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

UNI-FLOW

ST13

US500000071366146

Class

7, 23

Filing

71366146

Registration

328932

Risk and opportunity diagnosis

Executive reading for naming, filing, and monitoring decisions.

USPTO status

Active USPTO registration

Case type

Application and registration

Recorded events

24

Latest update

02/03/2026

Trademark type

Word

Nice classes

7, 23

Filing date

06/13/1935

Registration date

10/08/1935

Expiration date

-

Complete case details

Structured fields from the responsible authority and the official record.

Status date

01/14/2026

Last transaction

02/03/2026

Responsible office

United States Patent and Trademark Office

Status code

800

Official register

Principal Register

First use anywhere

11/30/1934

First use in commerce

11/30/1934

Drawing code

1

Owner type

03

Owner location

MINNEAPOLIS, MN

Current location

PUBLICATION AND ISSUE SECTION

Holders and representatives

Holders

CARTER DAY INTERNATIONAL, INC.
HART-CARTER COMPANY

Representatives

Courtney Thompson Fredrikson & Byron, P.A.

Technical classification

Nice Classes

Class 7Class 23

Vienna Codes

No Vienna codes available.

Goods and services

Class 7

No specification.

Class 23

GRAIN SEPARATORS

Publications

History of USPTO decisions and trademark events.

24 publications found

NA89

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

01/14/2026

RNL6

REGISTERED AND RENEWED (SIXTH RENEWAL - 10 YRS)

01/14/2026

89AG

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

01/14/2026

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

01/14/2026

E89R

TEAS SECTION 8 & 9 RECEIVED

10/08/2025

REM2

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

10/08/2024

ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

09/14/2022

NA89

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

11/04/2014

RNL5

REGISTERED AND RENEWED (FIFTH RENEWAL - 10 YRS)

11/04/2014

89AG

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

11/04/2014

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

11/04/2014

E89R

TEAS SECTION 8 & 9 RECEIVED

10/21/2014

CFIT

CASE FILE IN TICRS

01/13/2009

RNL4

REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)

01/14/2006

89AG

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

01/14/2006

PLGL

ASSIGNED TO PARALEGAL

01/12/2006

89AF

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

10/13/2005

MAIL

PAPER RECEIVED

10/13/2005

TCCA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

09/18/2002

RNL3

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

02/28/1996

RRPR

RESPONSE RECEIVED TO POST REG. ACTION

12/27/1995

PRA9

POST REGISTRATION ACTION MAILED - SEC. 9

12/08/1995

9.AF

REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8

10/06/1995

REN2

REGISTERED AND RENEWED (SECOND RENEWAL - 20 YRS)

10/08/1975

Continuous trademark protection

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