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Official data from USPTO

DUOCAL

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

DUOCAL

ST13

US500000073475922

Class

5

Filing

73475922

Registration

1361343

Risk and opportunity diagnosis

Executive reading for naming, filing, and monitoring decisions.

USPTO status

Active USPTO registration

Case type

Application and registration

Recorded events

26

Latest update

08/25/2025

Trademark type

Word

Nice classes

5

Filing date

04/17/1984

Registration date

09/24/1985

Expiration date

-

Complete case details

Structured fields from the responsible authority and the official record.

Status date

08/24/2025

Last transaction

08/25/2025

Responsible office

United States Patent and Trademark Office

Status code

800

Official register

Principal Register

Filing basis

Foreign priority

First use anywhere

1983-06-00

First use in commerce

1984-02-00

Drawing code

1

Owner type

03

Owner location

Liverpool, GB

Current location

PUBLICATION AND ISSUE SECTION

Holders and representatives

Holders

SHS INTERNATIONAL LTD.
SCIENTIFIC HOSPITAL SUPPLIES LIMITED

Representatives

Jennifer L. Whitelaw WHITELAW LEGAL GROUP

Technical classification

Nice Classes

Class 5

Vienna Codes

No Vienna codes available.

Goods and services

Class 5

DIETARY SUPPLEMENTS FOR INFANTS AND INVALIDS FOODS

Publications

History of USPTO decisions and trademark events.

26 publications found

NA89

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

08/24/2025

RNL3

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

08/24/2025

89AG

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

08/24/2025

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

08/24/2025

E89R

TEAS SECTION 8 & 9 RECEIVED

04/16/2025

REM2

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

09/24/2024

NA89

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

05/02/2015

RNL2

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

05/02/2015

89AG

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

05/02/2015

E89R

TEAS SECTION 8 & 9 RECEIVED

04/29/2015

RNL1

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

02/17/2005

89AG

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

02/17/2005

89AF

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

01/13/2005

E89R

TEAS SECTION 8 & 9 RECEIVED

01/13/2005

MAIL

PAPER RECEIVED

12/23/2004

TCCA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

09/15/2003

MAIL

PAPER RECEIVED

09/16/2002

C15A

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

08/24/1991

815F

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

04/23/1991

R.PR

REGISTERED-PRINCIPAL REGISTER

09/24/1985

PUBO

PUBLISHED FOR OPPOSITION

07/16/1985

NPUB

NOTICE OF PUBLICATION

06/15/1985

CNSA

APPROVED FOR PUB - PRINCIPAL REGISTER

05/28/1985

CNRT

NON-FINAL ACTION MAILED

10/03/1984

CRFA

CORRESPONDENCE RECEIVED IN LAW OFFICE

08/17/1984

DOCK

ASSIGNED TO EXAMINER

08/14/1984

Continuous trademark protection

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