ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
01/28/2026
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Official data from USPTO
TRU-FLO
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Active USPTO registrationType: WordOffice: 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
41
Latest update
01/29/2026
Trademark type
Word
Nice classes
9
Filing date
05/16/2001
Registration date
09/02/2003
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
06/02/2023
Last transaction
01/29/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
10/23/2001
First use in commerce
10/23/2001
Drawing code
1
Owner type
03
Owner location
ANDOVER, MA
Examiner
WAHLBERG, STACY B
Law office
M40
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
MKS INC.
MKS Instruments, Inc.
Representatives
John L. DuPre' Hamilton, Brook, Smith & Reynolds, P.C.
Technical classification
Nice Classes
Class 9
Vienna Codes
No Vienna codes available.
Goods and services
Class 9
integrated diagnostic instrument composed of a chamber for providing a small gas volumea pressure sensorshut off values and control electronics for providing in situ verification of mass flow controller performance on semiconductor process tools
Publications
History of USPTO decisions and trademark events.
41 publications found
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
06/07/2024
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
06/07/2024
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
06/07/2024
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
06/07/2024
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
06/07/2024
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
06/02/2023
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
06/02/2023
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
06/02/2023
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
06/02/2023
E89R
TEAS SECTION 8 & 9 RECEIVED
11/09/2022
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
09/02/2022
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
02/06/2019
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
09/17/2018
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
09/17/2018
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
02/11/2013
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
02/11/2013
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
02/11/2013
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
02/11/2013
E89R
TEAS SECTION 8 & 9 RECEIVED
01/24/2013
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
09/11/2009
PLGL
ASSIGNED TO PARALEGAL
03/05/2009
E815
TEAS SECTION 8 & 15 RECEIVED
03/03/2009
R.PR
REGISTERED-PRINCIPAL REGISTER
09/02/2003
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
06/20/2003
DOCK
ASSIGNED TO EXAMINER
06/20/2003
CFIT
CASE FILE IN TICRS
06/18/2003
SUPC
STATEMENT OF USE PROCESSING COMPLETE
06/03/2003
EX1G
SOU EXTENSION 1 GRANTED
05/01/2003
IUAF
USE AMENDMENT FILED
04/11/2003
EISU
TEAS STATEMENT OF USE RECEIVED
04/11/2003
EXT1
SOU EXTENSION 1 FILED
03/04/2003
EEXT
SOU TEAS EXTENSION RECEIVED
03/04/2003
NOAM
NOA MAILED - SOU REQUIRED FROM APPLICANT
09/17/2002
PUBO
PUBLISHED FOR OPPOSITION
06/25/2002
NPUB
NOTICE OF PUBLICATION
06/05/2002
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
03/01/2002
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
01/28/2002
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
01/23/2002
CNRT
NON-FINAL ACTION MAILED
07/23/2001
DOCK
ASSIGNED TO EXAMINER
07/17/2001
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