LIQUI-FLUX
Live / Registered — Registered and renewed (as of 10 May 2016)
What this means for you
Registered since 28 Feb 2006. 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 02 Mar 2026 and is awaiting the USPTO's acceptance).
Record
- Serial number
- 76567628
- Registration number
- 3064144
- Mark type
- Word mark
- Filed
- 29 Dec 2003
- Published for opposition
- 21 Jun 2005
- Registered
- 28 Feb 2006
- Current term from
- 28 Feb 2016
- Next maintenance filing
- §8 & §9 renewal, filed 02 Mar 2026 — awaiting the USPTO's acceptance
- Attorney of record
- Kelly Diane Walton
Goods and services
- Class 009 — Scientific and electric apparatus: Laboratory equipment, namely, membrane filters for liquid
- Class 011 — Environmental control apparatus: Filters for high purity water and liquid filtration for commercial and industrial use, namely membrane filters for filtering liquids
Owner
- THERMO FISHER SCIENTIFIC INC., CARLSBAD, CA, US
- SOLVENTUM INTELLECTUAL PROPERTIES COMPANY, Maplewood, MN, US
- 3M COMPANY, ST. PAUL, MN, US
- Membrana GmbH, Wuppertal 42289, DE
- Membrana GmbH, Wuppertal 42289, DE
- Celgard Inc., Charlotte, NC, US
- Celgard Inc., Charlotte, NC, US
Prosecution history
- 07 Oct 2026 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 09 May 2026 — POST REGISTRATION ACTION MAILED - SEC. 8 & 9
- 04 May 2026 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 02 Mar 2026 — TEAS SECTION 8 & 9 RECEIVED
- 02 Jul 2024 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 02 Jul 2024 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 02 Jul 2024 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 02 Jul 2024 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 02 Jul 2024 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 20 Mar 2024 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 18 Oct 2019 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 18 Oct 2019 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 10 May 2016 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 10 May 2016 — REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
- 10 May 2016 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED