W & T

LIVE

Serial Number

72371789

Owner

PENNWALT CORPORATION

Attorney

Gary C. Ganzi

Filing Date

Sep 25, 1970

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W & T Trademark

Serial Number: 72371789 • Registration: 0945204

W & T is a trademark filed by PENNWALT CORPORATION on September 25, 1970. The trademark is classified under Class 9 (Computers & Electronics). The application is currently registered and active.

Trademark Classes

Class 9 - Computers & Electronics

Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments

Owner Contact Info

PENNWALT CORPORATION (438 trademarks)

PHILADELPHIA, PA 19102

Entity Type: 03

WALLACE & TIERNAN, INC. (41 trademarks)

BELLEVILLE 9, NJ

Entity Type: 03

UNITED STATES FILTER CORPORATION (239 trademarks)

WHITTIER, CA

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

Legal Representation

Attorney of Record

Gary C. Ganzi

235 trademarks filed View all →

Correspondence Address

Gary C. Ganzi Lando & Anastasi LLP

60 State Street

23rd Floor

Boston, MA 02109

United States

Trademark Details

Filing Date

September 25, 1970

Registration Date

October 17, 1972

Goods & Services

METERING AND PROPORTIONING PUMPS; VACUUM CONTROL SYSTEMS; RESIDUAL CHLORINE ANALYZERS, INDICATORS, RECORDERS AND CONTROLLERS; GAS FLOW MEASURING, INDICATING, RECORDING AND CONTROLLING INSTRUMENTS; RESIDUAL CHLORINE TEST KIT, BAROMETERS AND VACUUM GAUGES, DIFFERENTIAL PRESSURE INDICATORS

Filing History

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Nov 10, 2025 TCCA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Nov 10, 2025 ARAA

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

Nov 10, 2025 REAP

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Nov 10, 2025 CHAN

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Nov 10, 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

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

Mar 17, 2022 NA89

REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)

Mar 17, 2022 RNL4

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

Mar 17, 2022 89AG

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 15, 2022 APRE

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

TEAS SECTION 8 & 9 RECEIVED

Nov 5, 2021 E89R

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

Oct 17, 2021 REM2

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

May 12, 2021 ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Apr 14, 2021 ASCK

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

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

Oct 10, 2012 NA89

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

Oct 10, 2012 RNL3

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

Oct 10, 2012 89AG

TEAS SECTION 8 & 9 RECEIVED

Oct 9, 2012 E89R

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Oct 9, 2012 TCCA

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Apr 27, 2011 ASGN

CASE FILE IN TICRS

Aug 27, 2008 CFIT

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Apr 11, 2007 ASGN

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Jul 17, 2003 RNL2

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

Jul 17, 2003 89AG

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

Apr 18, 2003 89AF

PAPER RECEIVED

Apr 18, 2003 MAIL

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Jan 28, 1993 RNL1

REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8

Dec 17, 1992 9.AF

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

Feb 12, 1979 C15A

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