| Serial Number | 72371787 |
| Word Mark | W & T |
| Filing Date | Friday, September 25, 1970 |
| Status | 800 - REGISTERED AND RENEWED |
| Status Date | Tuesday, October 12, 2021 |
| Registration Number | 0929980 |
| Registration Date | Tuesday, February 29, 1972 |
| Mark Drawing | 1 - Typeset: Word(s) / letter(s) / number(s) |
| Published for Opposition Date | NOT AVAILABLE |
| Goods and Services | CHLORINATORS AND HYPOCHLORINATORS FOR WATER PURIFICATION, SEWAGE TREATMENT AND CHEMICAL PROCESSES [ ; GRAVIMETRIC AND VOLUMETRIC DRY FLOW FEEDERS, LIME SLAKERS, AND FLUORIDATORS ] |
| Pseudo Mark | WT |
| International Class | 006 - Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; nonelectric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; safes; goods of common metal not included in other classes; ores. 007 - Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs. 008 - Hand tools and implements (hand-operated); cutlery; side arms; razors. 009 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire extinguishing apparatus. 011 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply, and sanitary purposes. 012 - Vehicles; apparatus for locomotion by land, air, or water. 016 - Paper, cardboard and goods made from these materials, not included in other classes; printed matter; bookbinding material; photographs; stationery; adhesives for stationery or household purposes; artists' materials; paint brushes; typewriters and office requisites (except furniture); instructional and teaching material (except apparatus); plastic materials for packaging (not included in other classes); printers' type; printing blocks. 021 - Household or kitchen utensils and containers; combs and sponges; brushes (except paint brushes); brush-making materials; articles for cleaning purposes; steel-wool; unworked or semi-worked glass (except glass used in building); glassware, porcelain and earthenware not included in other classes. 028 - Games and playthings; gymnastic and sporting articles not included in other classes; decorations for Christmas trees. |
| US Class Codes | 023 |
| Class Status Code | 6 - Active |
| Class Status Date | Tuesday, March 1, 1983 |
| Primary Code | 023 |
| First Use Anywhere Date | Wednesday, March 31, 1915 |
| First Use In Commerce Date | Wednesday, March 31, 1915 |
| Party Name | EVOQUA WATER TECHNOLOGIES LLC |
| Party Type | 48 - New Owner After Registration |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Tewksbury, MA 01876 |
| Party Name | SIEMENS WATER TECHNOLOGIES LLC |
| Party Type | 47 - New Owner After Registration |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | ALPHARETTA, GA 30022 |
| Party Name | SIEMENS INDUSTRY, INC. |
| Party Type | 46 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | ALPHARETTA, GA 30005 |
| Party Name | SIEMENS WATER TECHNOLOGIES HOLDING CORP. |
| Party Type | 45 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | WARRENDALE, PA 15086 |
| Party Name | USFILTER CORPORATION |
| Party Type | 44 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | LOWELL, MA 01851 |
| Party Name | UNITED STATES FILTER CORPORATION |
| Party Type | 43 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | PALM DESERT, CA 92211 |
| Party Name | WALLACE & TIERNAN, INC. |
| Party Type | 40 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | BELLEVILLE, NJ 07109 |
| Party Name | PENNWALT CORPORATION |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | PHILADELPHIA, PA 19102 |
| Event Date | Event Description |
| Monday, May 1, 1978 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Monday, March 2, 1992 | REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8 |
| Thursday, April 9, 1992 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Monday, December 17, 2001 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Thursday, May 30, 2002 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Thursday, May 30, 2002 | REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS) |
| Wednesday, April 11, 2007 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Wednesday, September 10, 2008 | CASE FILE IN TICRS |
| Wednesday, April 27, 2011 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Friday, March 30, 2012 | TEAS SECTION 8 & 9 RECEIVED |
| Friday, March 30, 2012 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Wednesday, April 4, 2012 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Wednesday, April 4, 2012 | REGISTERED AND RENEWED (FIFTH RENEWAL - 10 YRS) |
| Wednesday, April 4, 2012 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |
| Wednesday, January 15, 2014 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Wednesday, February 5, 2014 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, February 26, 2014 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Tuesday, March 25, 2014 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Tuesday, March 25, 2014 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Wednesday, April 14, 2021 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, May 12, 2021 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Thursday, June 3, 2021 | TEAS SECTION 8 & 9 RECEIVED |
| Tuesday, October 12, 2021 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Tuesday, October 12, 2021 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Tuesday, October 12, 2021 | REGISTERED AND RENEWED (SIXTH RENEWAL - 10 YRS) |
| Tuesday, October 12, 2021 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |
| Thursday, February 17, 2022 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Thursday, February 17, 2022 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Thursday, February 17, 2022 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Monday, April 8, 2024 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Monday, April 8, 2024 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Monday, April 8, 2024 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Monday, November 10, 2025 | TEAS CHANGE OF OWNER ADDRESS RECEIVED |
| Monday, November 10, 2025 | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED |
| Monday, November 10, 2025 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Monday, November 10, 2025 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Monday, November 10, 2025 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |