Who owns the PHYSICIANS' DESK REFERENCE trademark?

The PHYSICIANS' DESK REFERENCE trademark is owned by PSKW, LLC.

What class is the PHYSICIANS' DESK REFERENCE trademark registered in?

The PHYSICIANS' DESK REFERENCE trademark is registered in Class 009 (Electronics, software & scientific instruments), Class 016 (Paper goods, books & stationery).

What is the serial number for PHYSICIANS' DESK REFERENCE?

The USPTO serial number for PHYSICIANS' DESK REFERENCE is 74430476.

What is the registration number for PHYSICIANS' DESK REFERENCE?

PHYSICIANS' DESK REFERENCE is registered under USPTO registration number 1908218.

PHYSICIANS' DESK REFERENCE - Owned by PSKW, LLC - (Class 009, Class 016)

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 009Electronics, software & scientific instruments

US codes: 026, 036

First use anywhere: Jun 30, 1988

First use in commerce: Jun 30, 1988

Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable multimedia files, computer software, blank digital or analogue recording and storage media; mechanisms for coin-operated apparatus; cash registers, calculating devices; computers and computer peripheral devices; diving suits, divers' masks, ear plugs for divers, nose clips for divers, gloves for divers, breathing apparatus for underwater swimming; fire-extinguishing apparatus.

Class 016Paper goods, books & stationery

US codes: 038

First use anywhere: Jun 30, 1988

First use in commerce: Jun 30, 1988

Paper and cardboard; printed matter; bookbinding material; photographs; stationery and office requisites, except furniture; adhesives for stationery or household purposes; drawing materials and materials for artists; paintbrushes; instructional and teaching materials; plastic sheets, films and bags for wrapping and packaging; printers' type, printing blocks.

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

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 AcknowledgedTrademark

Status History

51 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 21, 2026

Code APRE

REGISTERED - PARTIAL SEC. 8 (10-YR) ACCEPTED

Mar 21, 2026

Code 8PRT

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

Mar 21, 2026

Code 9G8P

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

Mar 21, 2026

Code RNL3

NOTICE OF ACCEPTANCE OF PARTIAL SEC. 8 & 9 EMAILED

Mar 21, 2026

Code NP89

TEAS SECTION 8 & 9 RECEIVED

Jan 07, 2026

Code E89R

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jul 03, 2025

Code COAR

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jul 03, 2025

Code CHAN

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

Jul 03, 2025

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 03, 2025

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 03, 2025

Code TCCA

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

Aug 01, 2024

Code REM2

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Apr 26, 2023

Code ASGN

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Feb 08, 2021

Code COAR

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

Feb 08, 2021

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Feb 08, 2021

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Feb 08, 2021

Code TCCA

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Feb 08, 2021

Code CHAN

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Dec 09, 2015

Code ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Nov 25, 2015

Code ASCK

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 30, 2015

Code APRE

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

Sep 30, 2015

Code 89AG

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Sep 30, 2015

Code RNL2

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

Sep 30, 2015

Code NA89

TEAS SECTION 8 & 9 RECEIVED

Sep 01, 2015

Code E89R

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Oct 29, 2014

Code ASCK

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jul 22, 2013

Code COAR

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jul 22, 2013

Code CHAN

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

Jul 19, 2013

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 19, 2013

Code ARAA

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Sep 16, 2009

Code ASGN

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Apr 09, 2008

Code ASGN

CASE FILE IN TICRS

Jun 22, 2007

Code CFIT

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Sep 06, 2006

Code ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Sep 06, 2006

Code ASCK

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

Jan 04, 2006

Code 89AG

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Jan 04, 2006

Code RNL1

ASSIGNED TO PARALEGAL

Jan 03, 2006

Code PLGL

TEAS SECTION 8 & 9 RECEIVED

Aug 23, 2005

Code E89R

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

Aug 23, 2005

Code 89AF

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

Aug 23, 2005

Code 89AF

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

Aug 24, 2001

Code C15A

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

Aug 02, 2001

Code 815F

REGISTERED-PRINCIPAL REGISTER

Aug 01, 1995

Code R.PR

PUBLISHED FOR OPPOSITION

May 09, 1995

Code PUBO

NOTICE OF PUBLICATION

Apr 07, 1995

Code NPUB

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 27, 1994

Code CNSA

EXAMINER'S AMENDMENT MAILED

Dec 21, 1994

Code CNEA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Aug 29, 1994

Code CRFA

NON-FINAL ACTION MAILED

Mar 23, 1994

Code CNRT

ASSIGNED TO EXAMINER

Dec 27, 1993

Code DOCK

Other Marks by PSKW, LLC

Additional USPTO filings from the same owner.

RXS

RX SAVINGS ASSISTANT

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PDR

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PRE

PRESCRIBERS' DIGITAL REFERENCE

87724998

PSKW, LLC

REGISTERED

PRE

PRESCRIBERS' DIGITAL REFERENCE

87724995

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REGISTERED

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PHYSICIANS' DESK REFERENCE

What to file next

Full Goods & Services

Filing Basis & Declarations

Other Marks by PSKW, LLC

Other Marks in Class 009 — Electronics, software & scientific instruments

Other Marks by Bridget Hoy

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