NALCO
Live / Registered — Registered and renewed (as of 19 Jul 2016)
What this means for you
Registered since 03 Nov 1936. 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 (the §8 & §9 renewal was filed 26 Oct 2026 and is awaiting the USPTO's acceptance).
Record
- Serial number
- 71377227
- Registration number
- 0340220
- Mark type
- Stylized text
- Filed
- 15 Apr 1936
- Registered
- 03 Nov 1936
- Current term from
- 03 Nov 2016
- Next maintenance filing
- §8 & §9 renewal, filed 26 Oct 2026 — awaiting the USPTO's acceptance
- Attorney of record
- Christopher M. Kindel
Goods and services
- Class 011 — Environmental control apparatus: WATER SOFTENING APPARATUS USING BASE EXCHANGE GRANULES OR ZEOLITES
Owner
- ECOLAB USA INC., ST. PAUL, MN, US
- NALCO CHEMICAL COMPANY, NAPERVILLE, IL, US
- NATIONAL ALUMINATE CORPORATION, CHICAGO, IL, US
Prior registrations
Prosecution history
- 26 Oct 2026 — TEAS SECTION 8 & 9 RECEIVED
- 03 Nov 2025 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 16 Sept 2025 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 16 Sept 2025 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 16 Sept 2025 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 15 Feb 2018 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 15 Feb 2018 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 17 Jan 2018 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 11 Dec 2017 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 11 Dec 2017 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 19 Jul 2016 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 19 Jul 2016 — REGISTERED AND RENEWED (FIFTH RENEWAL - 10 YRS)
- 19 Jul 2016 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 19 Jul 2016 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 27 Apr 2016 — TEAS SECTION 8 & 9 RECEIVED