(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from USPTO

PH.D.

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

PH.D.

ST13

US500000073336672

Class

31

Filing

73336672

Registration

1211788

Risk and opportunity diagnosis

Executive reading for naming, filing, and monitoring decisions.

USPTO status

Active USPTO registration

Case type

Application and registration

Recorded events

33

Latest update

11/05/2025

Trademark type

Word

Nice classes

31

Filing date

11/12/1981

Registration date

10/05/1982

Expiration date

-

Complete case details

Structured fields from the responsible authority and the official record.

Status date

04/17/2023

Last transaction

11/05/2025

Responsible office

United States Patent and Trademark Office

Status code

800

Official register

Principal Register

First use anywhere

1980-09-00

First use in commerce

1980-09-00

Drawing code

1

Owner type

03

Owner location

HALSEY, OR

Law office

550

Current location

GENERIC WEB UPDATE

Holders and representatives

Holders

DLF USA INC.
DLF USA, INC.
DLF PICKSEED USA, INC.
DLF INTERNATIONAL SEEDS, INC.
CEBECO INTERNATIONAL SEEDS, INC.
International Seeds, Inc.

Representatives

Tiffany Connors Ballard Spahr LLP

Technical classification

Nice Classes

Class 31

Vienna Codes

No Vienna codes available.

Goods and services

Class 31

Grass Seed Mixture

Publications

History of USPTO decisions and trademark events.

33 publications found

EWAF

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

10/29/2025

TCCA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

10/29/2025

ARAA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

10/29/2025

REAP

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

10/29/2025

CHAN

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

10/29/2025

COAR

TEAS CHANGE OF OWNER ADDRESS RECEIVED

10/29/2025

NA89

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

04/17/2023

RNL3

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

04/17/2023

89AG

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

04/17/2023

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

04/17/2023

ASGN

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

02/15/2023

ASGN

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

02/08/2023

TCCA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

01/03/2023

ARAA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

01/03/2023

REAP

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

01/03/2023

E89R

TEAS SECTION 8 & 9 RECEIVED

10/05/2022

REM2

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

10/05/2021

ASGN

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

09/17/2014

TCCA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

01/09/2014

RNL2

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

12/05/2011

89AG

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

12/05/2011

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

12/05/2011

89AF

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

11/01/2011

MAIL

PAPER RECEIVED

11/01/2011

CFIT

CASE FILE IN TICRS

04/01/2008

RNL1

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

05/30/2002

89AG

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

05/30/2002

89AF

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

04/02/2002

C15A

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

07/05/1988

815F

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

10/19/1987

815F

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

10/16/1987

R.PR

REGISTERED-PRINCIPAL REGISTER

10/05/1982

PUBO

PUBLISHED FOR OPPOSITION

07/13/1982

Continuous trademark protection

Get notified about every new filing that threatens PH.D. or your mark.

Professional 24-month watch service: we monitor USPTO for you and alert you in time to oppose — before conflicts become losses.