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Official data from USPTO

CALYPSO

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

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Active USPTO registrationType: WordOffice: United States

Quick snapshot

CALYPSO

ST13

US500000078245920

Class

41

Filing

78245920

Registration

3151506

Risk and opportunity diagnosis

Executive reading for naming, filing, and monitoring decisions.

USPTO status

Active USPTO registration

Case type

Application and registration

Recorded events

43

Latest update

10/04/2025

Trademark type

Word

Nice classes

41

Filing date

05/05/2003

Registration date

10/03/2006

Expiration date

-

Complete case details

Structured fields from the responsible authority and the official record.

Status date

12/08/2016

Last transaction

10/04/2025

Responsible office

United States Patent and Trademark Office

Status code

800

Official register

Principal Register

Filing basis

Intent to use

First use anywhere

09/14/2000

First use in commerce

09/14/2000

Drawing code

1

Owner type

03

Owner location

PALO ALTO, CA

Examiner

MICHOS,JOHN E

Law office

L50

Current location

GENERIC WEB UPDATE

Holders and representatives

Holders

VARIAN MEDICAL SYSTEMS, INC.
Calypso Medical Technologies, Inc.

Representatives

Kelly Phair McCarthy

Technical classification

Nice Classes

Class 41

Vienna Codes

No Vienna codes available.

Goods and services

Class 41

Educational servicesconducting classesconferencesworkshopssymposia and distributing course materials therewithin the fields of cancer researchradiation therapysurgical oncologythe use of clinical apparatus and devices associated with these fields; computer education training; training services in the fields of cancer researchradiation therapysurgical oncologythe use of clinical apparatus and devices associated with these fields

Publications

History of USPTO decisions and trademark events.

43 publications found

REM2

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

10/03/2025

NA89

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

12/08/2016

RNL1

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

12/08/2016

89AG

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

12/08/2016

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

12/08/2016

E89R

TEAS SECTION 8 & 9 RECEIVED

09/29/2016

TCCA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

09/29/2016

REM2

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

10/03/2015

NA85

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

10/06/2012

C15A

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

10/06/2012

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

10/06/2012

E815

TEAS SECTION 8 & 15 RECEIVED

09/28/2012

TCCA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

09/25/2012

ARAA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

06/19/2012

REAP

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

06/19/2012

ASGN

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

04/18/2012

CORV

REVIEW OF CORRESPONDENCE COMPLETE

03/23/2010

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

03/23/2010

EWAF

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

10/08/2009

R.PR

REGISTERED-PRINCIPAL REGISTER

10/03/2006

REGV

LAW OFFICE REGISTRATION REVIEW COMPLETED

08/18/2006

ALIE

ASSIGNED TO LIE

07/28/2006

CNPR

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

07/25/2006

SUPC

STATEMENT OF USE PROCESSING COMPLETE

07/24/2006

IUAF

USE AMENDMENT FILED

06/27/2006

EISU

TEAS STATEMENT OF USE RECEIVED

06/27/2006

EX4G

SOU EXTENSION 4 GRANTED

05/04/2006

EXT4

SOU EXTENSION 4 FILED

05/04/2006

EEXT

SOU TEAS EXTENSION RECEIVED

05/04/2006

EX3G

SOU EXTENSION 3 GRANTED

11/04/2005

EXT3

SOU EXTENSION 3 FILED

11/04/2005

EEXT

SOU TEAS EXTENSION RECEIVED

11/04/2005

EX2G

SOU EXTENSION 2 GRANTED

05/04/2005

EXT2

SOU EXTENSION 2 FILED

05/04/2005

EEXT

SOU TEAS EXTENSION RECEIVED

05/04/2005

EX1G

SOU EXTENSION 1 GRANTED

11/10/2004

EXT1

SOU EXTENSION 1 FILED

11/03/2004

EEXT

SOU TEAS EXTENSION RECEIVED

11/03/2004

NOAM

NOA MAILED - SOU REQUIRED FROM APPLICANT

05/04/2004

PUBO

PUBLISHED FOR OPPOSITION

02/10/2004

NPUB

NOTICE OF PUBLICATION

01/21/2004

CNSA

APPROVED FOR PUB - PRINCIPAL REGISTER

11/13/2003

DOCK

ASSIGNED TO EXAMINER

11/13/2003

Continuous trademark protection

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