TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
06/24/2026
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Official data from USPTO
CAYSTON
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Active USPTO registrationType: CombinedOffice: United States
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
47
Latest update
06/25/2026
Trademark type
Combined
Nice classes
5, 44
Filing date
10/27/2009
Registration date
09/07/2010
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
09/08/2020
Last transaction
06/25/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
02/23/2010
First use in commerce
02/23/2010
Drawing code
3
Owner type
03
Owner location
Foster City, CA, US
Examiner
HARDY LUDLOW, TARAH KIM
Law office
M10
Current location
GENERIC WEB UPDATE
Mark description
The mark consists of the wording "CAYSTON" with a stylized multiple droplet design coming out of the letter "T".
Holders and representatives
Holders
Gilead Sciences, Inc.
Representatives
Jack Wessel Gilead Sciences, Inc.
Technical classification
Nice Classes
Class 5Class 44
Vienna Codes
No Vienna codes available.
Goods and services
Class 5
Pharmaceutical preparations and drugs for use in the treatment of infectious diseases affecting the respiratory system
Class 44
Providing health care information and advisory services regarding cystic fibrosisinfectious diseases affecting the respiratory system and available treatments
Publications
History of USPTO decisions and trademark events.
47 publications found
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
06/24/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
06/24/2026
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
09/08/2020
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
09/08/2020
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
09/08/2020
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
08/31/2020
E89R
TEAS SECTION 8 & 9 RECEIVED
07/24/2020
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
09/07/2019
NA85
NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
08/24/2016
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
08/24/2016
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
08/24/2016
E815
TEAS SECTION 8 & 15 RECEIVED
06/13/2016
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
06/13/2016
REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
09/07/2015
R.PR
REGISTERED-PRINCIPAL REGISTER
09/07/2010
SUNA
NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
08/03/2010
REGV
LAW OFFICE REGISTRATION REVIEW COMPLETED
08/02/2010
ALIE
ASSIGNED TO LIE
08/02/2010
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
07/20/2010
SUPC
STATEMENT OF USE PROCESSING COMPLETE
07/20/2010
AITU
CASE ASSIGNED TO INTENT TO USE PARALEGAL
07/19/2010
IUAF
USE AMENDMENT FILED
06/23/2010
EISU
TEAS STATEMENT OF USE RECEIVED
06/23/2010
NOAM
NOA MAILED - SOU REQUIRED FROM APPLICANT
06/01/2010
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
04/06/2010
PUBO
PUBLISHED FOR OPPOSITION
04/06/2010
PREV
LAW OFFICE PUBLICATION REVIEW COMPLETED
03/03/2010
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
03/01/2010
XAEC
EXAMINER'S AMENDMENT ENTERED
03/01/2010
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
03/01/2010
GNEA
EXAMINERS AMENDMENT E-MAILED
03/01/2010
CNEA
EXAMINERS AMENDMENT -WRITTEN
03/01/2010
GNS3
NOTIFICATION OF LETTER OF SUSPENSION E-MAILED
02/27/2010
GNSL
LETTER OF SUSPENSION E-MAILED
02/27/2010
CNSL
SUSPENSION LETTER WRITTEN
02/27/2010
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
02/26/2010
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
02/26/2010
ALIE
ASSIGNED TO LIE
02/26/2010
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
01/29/2010
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
12/07/2009
GNRT
NON-FINAL ACTION E-MAILED
12/07/2009
CNRT
NON-FINAL ACTION WRITTEN
12/07/2009
DOCK
ASSIGNED TO EXAMINER
12/05/2009
MDSC
NOTICE OF DESIGN SEARCH CODE MAILED
11/05/2009
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
11/04/2009
NWAP
NEW APPLICATION ENTERED
10/30/2009
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