TrademarkDir
PREFLEX
LIVE

Serial Number

74427875

Owner

EVOQUA WATER TECHNOLOGIES LLC

Attorney

Gary C. Ganzi

Filing Date

Aug 20, 1993

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PREFLEX Trademark

Serial Number: 74427875 • Registration: 1846658

PREFLEX is a trademark filed by EVOQUA WATER TECHNOLOGIES LLC on August 20, 1993. The trademark is classified under Class 11 (Environmental Control). The application is currently registered and active.

Owner Contact Info

EVOQUA WATER TECHNOLOGIES LLC (239 trademarks)

181 Thorn Hill Road
Warrendale, PA 15086

Entity Type: 16

ARROWHEAD INDUSTRIAL WATER, INC. (12 trademarks)

300 TRI-STATE INTERNATIONAL
LINCOLNSHIRE, IL 60015

Entity Type: 03

SIEMENS WATER TECHNOLOGIES HOLDING CORP. (150 trademarks)

181 THORN HILL ROAD
WARRENDALE, PA 15086

Entity Type: 03

SIEMENS INDUSTRY, INC. (469 trademarks)

3333 OLD MILTON PARKWAY
ALPHARETTA, GA 30005

Entity Type: 03

USFILTER CORPORATION (168 trademarks)

75 TECHNOLOGY DRIVE
LOWELL, MA 01851

Entity Type: 03

UNITED STATES FILTER CORPORATION (239 trademarks)

WHITTIER, CA

Entity Type: 03

SIEMENS WATER TECHNOLOGIES LLC (158 trademarks)

4800 NORTH POINT PARKWAY, SUITE 250
ALPHARETTA, GA 30022

Entity Type: 16

Trademark Details

Filing Date

August 20, 1993

Registration Date

July 26, 1994

Published for Opposition

May 3, 1994

Goods & Services

modular units comprised of activated carbon, cation exchange resin or filter media for use in water treatment and/or purification systems

Filing History

TEAS CHANGE OF CORRESPONDENCE RECEIVED
Nov 11, 2025 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Nov 11, 2025 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Nov 11, 2025 REAP
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Nov 11, 2025 CHAN
TEAS CHANGE OF OWNER ADDRESS RECEIVED
Nov 11, 2025 COAR
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Sep 14, 2024 NA89
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
Sep 14, 2024 RNL3
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Sep 14, 2024 89AG
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Sep 14, 2024 APRE
TEAS SECTION 8 & 9 RECEIVED
Jun 28, 2024 E89R
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Jun 20, 2024 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Jun 20, 2024 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Jun 20, 2024 REAP
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Jun 20, 2024 CHAN
TEAS CHANGE OF OWNER ADDRESS RECEIVED
Jun 20, 2024 COAR
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Jul 26, 2023 REM2
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Feb 17, 2022 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Feb 17, 2022 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Feb 17, 2022 REAP
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
May 12, 2021 ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
Apr 14, 2021 ASCK
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Jul 28, 2014 NA89
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
Jul 28, 2014 RNL2
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Jul 28, 2014 89AG
TEAS SECTION 8 & 9 RECEIVED
Jul 22, 2014 E89R
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Mar 25, 2014 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Mar 25, 2014 REAP
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Feb 26, 2014 ASGN
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
Feb 5, 2014 ASCK
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Jan 15, 2014 ASGN
CASE FILE IN TICRS
May 3, 2011 CFIT
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Apr 27, 2011 ASGN
CASE FILE IN TICRS
Mar 29, 2011 CFIT
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Apr 11, 2007 ASGN
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
Jul 27, 2004 RNL1
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Jul 27, 2004 89AG
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
May 26, 2004 89AF
TEAS SECTION 8 & 9 RECEIVED
May 26, 2004 E89R
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Oct 30, 2000 C15A
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
Jul 27, 2000 815F
REGISTERED-PRINCIPAL REGISTER
Jul 26, 1994 R.PR
PUBLISHED FOR OPPOSITION
May 3, 1994 PUBO
NOTICE OF PUBLICATION
Apr 1, 1994 NPUB
APPROVED FOR PUB - PRINCIPAL REGISTER
Feb 4, 1994 CNSA
ASSIGNED TO EXAMINER
Jan 25, 1994 DOCK

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