PRAESTO
Live / Registered — Registered and renewed (as of 16 Feb 2026)
What this means for you
Registered since 19 Jan 2016. 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 19 Jan 2026).
Record
- Serial number
- 86269093
- Registration number
- 4890114
- Mark type
- Stylized text
- Filed
- 01 May 2014
- Published for opposition
- 23 Sept 2014
- Registered
- 19 Jan 2016
- Next maintenance due
- 19 Jan 2026
- Attorney of record
- Christopher M. Kindel
Goods and services
- Class 001 — Chemicals: CHROMATOGRAPHY CHEMICALS, NAMELY, PACKING MEDIA FOR LARGE SCALE PURIFICATION OF MONOCLONAL ANTIBODIES, PROTEINS, PEPTIDE AND OLIGONUCLEOTIDES BY PROCESS CHROMATOGRAPHY
Owner
- PUROLITE LLC, ST. PAUL, MN, US
- ECOLAB U.S. 8 LLC, ST. PAUL, MN, US
- Purolite Corporation, King of Prussia, PA, US
- Purolite Corporation, Bala Cynwyd, PA, US
- Purolite Corporation, Bala Cynwyd, PA, US
Prosecution history
- 16 Feb 2026 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 16 Feb 2026 — REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
- 16 Feb 2026 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 14 Feb 2026 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 14 Nov 2025 — TEAS SECTION 8 & 9 RECEIVED
- 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
- 22 Jan 2025 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 22 Jan 2025 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 22 Jan 2025 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 22 Jan 2025 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 22 Jan 2025 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 19 Jan 2025 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 25 May 2022 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY