ISOKERN
Live / Registered — Registered — Section 71 accepted (as of 17 Aug 2026)
What this means for you
Registered since 08 May 2007. 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 08 May 2037: the §71 ten-year affidavit of use).
Record
- Serial number
- 79014105
- Registration number
- 3239952
- Mark type
- Word mark
- Filed
- 19 Nov 2004
- Published for opposition
- 20 Feb 2007
- Registered
- 08 May 2007
- Next maintenance filing
- §71 ten-year affidavit of use, due by 08 May 2037 (grace period to 08 Nov 2037)
- Attorney of record
- Richard S. Vermut
Goods and services
- Class 006 — Metal goods: Metal prefabricated chimneys; metal prefabricated open chimneys; metal prefabricated parts for chimneys, namely, shaped structural parts for chimneys and chimney caps; metal prefabricated chimneys with and without insulating lining pipes; metal lining pipes for chimneys; prefabricated structural parts for chimneys, namely, metal ventilation shafts and cable shafts
- Class 011 — Environmental control apparatus: Fireplace inserts in the nature of iron and pumice cassettes and chests powered by gas, oil, wood, or solid fuels
- Class 019 — Non-metallic building materials: Non-metal prefabricated chimneys; non-metal prefabricated open chimneys; non-metal prefabricated parts for chimneys, namely, shaped structural parts for chimneys and chimney caps; non-metal prefabricated chimneys with and without insulating lining pipes; non-metal lining pipes for chimneys; prefabricated structural parts for chimneys, namely, non-metal ventilation shafts and cable shafts
- Class 037 — Building construction and repair services: Construction and renovation of chimney systems
- Class 042 — Scientific and technological services: Design of chimney systems
Owner
- earthcore Industries, LLC, Jacksonville, FL, US
- Schiedel Isokern A/S, DK
- Schiedel Isokern A/S, DK
- Schiedel Isokern A/S, DK
Prior registrations
Prosecution history
- 17 Aug 2026 — NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED
- 17 Aug 2026 — REGISTERED-SEC.71 ACCEPTED
- 10 Aug 2026 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 11 May 2026 — TEAS SECTION 71 RECEIVED
- 08 May 2026 — COURTESY REMINDER - SEC. 71 (10-YR) E-MAILED
- 20 Jun 2024 — INTERNATIONAL REGISTRATION RENEWED
- 28 May 2022 — NEW REPRESENTATIVE AT IB RECEIVED
- 26 Apr 2022 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 26 Apr 2022 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 26 Apr 2022 — TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
- 26 Apr 2022 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 26 Apr 2022 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 26 Apr 2022 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 08 May 2017 — NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED
- 08 May 2017 — REGISTERED-SEC.71 ACCEPTED