EPOCH
LIVE

Serial Number

77041032

Owner

CMC MATERIALS TAIWAN CO., LTD.

Attorney

Cynthia Johnson Walden

First Use Date

Sep 1, 2006

Filing Date

Nov 9, 2006

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EPOCH Trademark

Serial Number: 77041032 • Registration: 3451884

EPOCH is a trademark filed by CMC MATERIALS TAIWAN CO., LTD. on November 9, 2006. The trademark is classified under Class 1 (Chemicals), Class 3 (Cosmetics & Cleaning). The application is currently registered and active.

Owner Contact Info

CMC MATERIALS TAIWAN CO., LTD.

NO.2, LUKE 8TH RD.
KAOHSIUNG CITY 821 , TW

Entity Type: 11

ENTEGRIS, INC. (197 trademarks)

129 Concord Road
Billerica, MA 018214600

Entity Type: 03

Epoch Material Co., Ltd.

Lu-Chuh Hsiang
Kaohsiung County , TW

Entity Type: 16

Trademark Details

Filing Date

November 9, 2006

Registration Date

June 24, 2008

First Use Anywhere

September 1, 2006

First Use in Commerce

October 24, 2006

Published for Opposition

April 8, 2008

Goods & Services

Chemical solutions for use in the manufacturing and processing of semiconductors, namely, photoresist stripper, benotriazole (BTA), and L-Proline solution

Chemical mechanical polishing (CMP) slurry and Chemical mechanical planarization (CMP) slurry for use in the manufacturing and processing of semiconductors in the opto-electronics and photonics industries; Chemical mechanical polishing slurry for Liquid Crystal Display (LCD), Organic Light Emitting Diodes (O-LED), Light Emitting Diode (LED), Glass Thinning, and Hard Disk; Abrasive compounds for lapping and polishing semiconductors, silicon wafers, glass and metal surfaces; Cleaner for use in electronics industry; Pad cleaning solution for use in the manufacturing and processing of semiconductors; Post-Copper chemical mechanical planarization (CMP) cleaning solution for use in the manufacturing and processing of semiconductors; Cleaning solution for processing of Integrated Circuit (IC) in the opto-electronics and photonics industries; Post-ash cleaning solution for use in the manufacturing and processing of semiconductors

Filing History

TEAS CHANGE OF CORRESPONDENCE RECEIVED
Apr 6, 2026 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Apr 6, 2026 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Apr 6, 2026 REAP
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Apr 6, 2026 CHAN
TEAS CHANGE OF OWNER ADDRESS RECEIVED
Apr 6, 2026 COAR
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Dec 20, 2023 ASGN
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Aug 9, 2023 TCCA
TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED
Aug 9, 2023 EWOR
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Aug 9, 2023 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Aug 9, 2023 REAP
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Aug 2, 2023 ASGN
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
Jul 20, 2022 ASCK
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Jul 20, 2022 ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Mar 3, 2021 ASGN
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
Nov 21, 2018 ASCK
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Jun 2, 2018 NA89
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
Jun 1, 2018 RNL1
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Jun 1, 2018 89AG
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Jun 1, 2018 APRE
TEAS SECTION 8 & 9 RECEIVED
May 23, 2018 E89R
TEAS CHANGE OF CORRESPONDENCE RECEIVED
May 23, 2018 TCCA
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Jun 24, 2017 REM2
NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
Nov 8, 2014 NA85
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Nov 8, 2014 C15A
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Nov 8, 2014 APRE
TEAS SECTION 8 & 15 RECEIVED
Oct 28, 2014 E815
REGISTERED-PRINCIPAL REGISTER
Jun 24, 2008 R.PR
PUBLISHED FOR OPPOSITION
Apr 8, 2008 PUBO
NOTICE OF PUBLICATION
Mar 19, 2008 NPUB
WITHDRAWN FROM PUB - OG REVIEW QUERY
Sep 4, 2007 PBCR
LAW OFFICE PUBLICATION REVIEW COMPLETED
Aug 17, 2007 PREV
APPROVED FOR PUB - PRINCIPAL REGISTER
Aug 17, 2007 CNSA
EXAMINER'S AMENDMENT ENTERED
Aug 4, 2007 XAEC
ASSIGNED TO LIE
Aug 4, 2007 ALIE
EXAMINER'S AMENDMENT ENTERED
Aug 3, 2007 XAEC
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
Aug 3, 2007 GNEN
EXAMINERS AMENDMENT E-MAILED
Aug 3, 2007 GNEA
EXAMINERS AMENDMENT -WRITTEN
Aug 3, 2007 CNEA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
Jul 31, 2007 TROA
TEAS/EMAIL CORRESPONDENCE ENTERED
Jul 13, 2007 TEME
CORRESPONDENCE RECEIVED IN LAW OFFICE
Jul 13, 2007 CRFA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
Jul 13, 2007 TROA
NON-FINAL ACTION E-MAILED
Mar 28, 2007 GNRT
NON-FINAL ACTION WRITTEN
Mar 28, 2007 CNRT
ASSIGNED TO EXAMINER
Mar 16, 2007 DOCK
NOTICE OF DESIGN SEARCH CODE MAILED
Nov 16, 2006 MDSC
NEW APPLICATION ENTERED
Nov 15, 2006 NWAP