ODOPHOS

What this means for you

Registered since 17 Jan 1989. The owner can stop confusingly similar uses in the classes it covers; it stays on the register as long as the owner keeps up the maintenance filings (next due by 17 Jan 2019).

Record

Serial number

73731011

Registration number

1520381

Mark type

Word mark

Filed

26 May 1988

Published for opposition

25 Oct 1988

Registered

17 Jan 1989

Next maintenance due

17 Jan 2019

Attorney of record

Gary C. Ganzi

Goods and services

• Class 001 — Chemicals: FERROUS SULFATE CRYSTALS IN BULK FORM FOR USE IN MUNICIPAL WASTE TREATMENT PROCESSES

Owner

• EVOQUA WATER TECHNOLOGIES LLC, Tewksbury, MA, US
• SIEMENS WATER TECHNOLOGIES LLC, ALPHARETTA, GA, US
• SIEMENS INDUSTRY, INC., ALPHARETTA, GA, US
• SIEMENS WATER TECHNOLOGIES HOLDING CORP., WARRENDALE, PA, US
• USFILTER CORPORATION, LOWELL, MA, US
• DAVIS WATER & WASTE INDUSTRIES, INC., TALLEVAST, FL, US
• DAVIS WATER & WASTE INDUSTRIES, INC., TALLEVAST, FL, US
• DAVIS WATER & WASTE INDUSTRIES, INC., TALLEVAST, FL, US

Prosecution history

• 11 Nov 2025 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
• 11 Nov 2025 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
• 11 Nov 2025 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
• 11 Nov 2025 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
• 11 Nov 2025 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
• 17 Feb 2022 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
• 17 Feb 2022 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
• 17 Feb 2022 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
• 12 May 2021 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
• 14 Apr 2021 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
• 08 Feb 2018 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
• 08 Feb 2018 — REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
• 08 Feb 2018 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
• 07 Feb 2018 — TEAS SECTION 8 & 9 RECEIVED
• 17 Jan 2018 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED