MEMTEK
LIVE

Serial Number

73819758

Owner

USFILTER CORPORATION

Attorney

Gary C. Ganzi

Filing Date

Aug 17, 1989

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MEMTEK Trademark

Serial Number: 73819758 • Registration: 1587648

MEMTEK is a trademark filed by USFILTER CORPORATION on August 17, 1989. The trademark is classified under Class 11 (Environmental Control). The application is currently registered and active.

Owner Contact Info

USFILTER CORPORATION (168 trademarks)

75 TECHNOLOGY DRIVE
LOWELL, MA 01851

Entity Type: 03

EVOQUA WATER TECHNOLOGIES LLC (239 trademarks)

181 Thorn Hill Road
Warrendale, PA 15086

Entity Type: 16

SIEMENS WATER TECHNOLOGIES LLC (158 trademarks)

4800 NORTH POINT PARKWAY, SUITE 250
ALPHARETTA, GA 30022

Entity Type: 16

SIEMENS INDUSTRY, INC. (473 trademarks)

3333 OLD MILTON PARKWAY
ALPHARETTA, GA 30005

Entity Type: 03

SIEMENS WATER TECHNOLOGIES HOLDING CORP. (150 trademarks)

181 THORN HILL ROAD
WARRENDALE, PA 15086

Entity Type: 03

IP HOLDING COMPANY (13 trademarks)

10 TECHNOLOGY DRIVE
LOWELL, MA 01851

Entity Type: 03

MEMTEK CORPORATION (8 trademarks)

87 BENTLEY AVE.
NEPEAN, ONTARIO K2E 6T7 , CA

Entity Type: 03

WHEELABRATOR CLEAN WATER INC. (2 trademarks)

NAPERVILLE, IL 60563

Entity Type: 03

Trademark Details

Filing Date

August 17, 1989

Registration Date

March 20, 1990

Published for Opposition

December 26, 1989

Goods & Services

WASTEWATER TREATMENT UNITS AND PARTS THEREOF FOR INDUSTRIAL USE

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
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Apr 8, 2024 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Apr 8, 2024 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Apr 8, 2024 REAP
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 15, 2019 NA89
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
Jul 15, 2019 RNL3
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Jul 15, 2019 89AG
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Jul 15, 2019 APRE
TEAS SECTION 8 & 9 RECEIVED
Jun 6, 2019 E89R
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Mar 20, 2019 REM2
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
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Apr 27, 2011 ASGN
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
Mar 17, 2010 RNL2
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Mar 17, 2010 89AG
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Mar 16, 2010 APRE
TEAS SECTION 8 & 9 RECEIVED
Mar 3, 2010 E89R
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Mar 3, 2010 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Mar 3, 2010 REAP
CASE FILE IN TICRS
Dec 18, 2008 CFIT
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Apr 11, 2007 ASGN
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
Dec 14, 2000 RNL1
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Dec 14, 2000 89AG
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
Mar 24, 2000 89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
Mar 24, 2000 89AF
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Jun 14, 1996 C15A
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
Nov 6, 1995 815F
REGISTERED-PRINCIPAL REGISTER
Mar 20, 1990 R.PR
PUBLISHED FOR OPPOSITION
Dec 26, 1989 PUBO
NOTICE OF PUBLICATION
Nov 27, 1989 NPUB
APPROVED FOR PUB - PRINCIPAL REGISTER
Oct 13, 1989 CNSA
ASSIGNED TO EXAMINER
Oct 2, 1989 DOCK
ASSIGNED TO EXAMINER
Oct 2, 1989 DOCK