TANGENX

What this means for you

Registered since 20 Jun 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 (next due by 20 Jun 2016).

Record

Serial number

78345976

Registration number

3107627

Mark type

Stylized text

Filed

29 Dec 2003

Published for opposition

14 Jun 2005

Registered

20 Jun 2006

Next maintenance due

20 Jun 2016

Attorney of record

Karen Feisthamel

Goods and services

• Class 011 — Environmental control apparatus: Filter systems, comprising filtration cassettes, one or more porous membranes, and a plurality of ports, for separating the components of a fluid stream and for use in industrial, commercial, medical, bio medical, chemical, and research processes

Owner

• REPLIGEN CORPORATION, WALTHAM, MA, US
• TANGENX TECHNOLOGY CORPORATION, SHREWSBURY, MA, US
• TANGENX TECHNOLOGY CORPORATION, SHREWSBURY, MA, US
• Cummings, David, West Boylston, MA, US
• Cummings, David, West Boylston, MA, US

Prosecution history

• 20 Jun 2025 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
• 22 Nov 2021 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
• 22 Nov 2021 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
• 22 Nov 2021 — TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
• 22 Nov 2021 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
• 22 Nov 2021 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
• 22 Nov 2021 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
• 16 Apr 2019 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
• 29 Mar 2019 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
• 29 Mar 2019 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
• 26 Jul 2017 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
• 15 May 2017 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
• 15 May 2017 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
• 31 Mar 2016 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
• 26 Aug 2015 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED