SIGRATHERM
Live / Registered — Registered and renewed (as of 20 Aug 2026)
What this means for you
Registered since 15 Aug 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 15 Aug 2026).
Record
- Serial number
- 78471156
- Registration number
- 3128725
- Mark type
- Stylized text
- Filed
- 20 Aug 2004
- Published for opposition
- 23 May 2006
- Registered
- 15 Aug 2006
- Next maintenance due
- 15 Aug 2026
- Attorney of record
- Ralph E. Locher
Goods and services
- Class 001 — Chemicals: [ Synthetic graphite for nuclear reactors; graphite coverings for combustible elements for nuclear reactors; nuclear moderating materials, namely, graphite ]
- Class 009 — Scientific and electric apparatus: [ Graphite crucibles for laboratory use ]
- Class 011 — Environmental control apparatus: [ Distilling apparatus comprising evaporation basins, rupture disks, filters made of carbon or graphite for cast iron, liquid and gas materials ]
- Class 017 — Rubber goods: Compounds or coatings for protecting against heat radiation; thermal insulating material; insulating coverings for machines and piping systems for steam, water, air and gas; insulating felt sheets made of graphite; and graphite wadding
- Class 019 — Non-metallic building materials: [ Fired bricks made of graphite; brick and stone for heat exchangers; graphite pipes, graphite sheets; graphite for lining blast furnaces; graphite moldings ]
- Class 022 — Cordage and fibers: [ Graphite wadding for filtering purposes ]
- Class 024 — Fabrics: Graphite felts
Owner
- SGL CARBON SE, WIESBADEN, DE
- SGL Carbon AG, D-65203 Wiesbaden, DE
- SGL Carbon AG, D-65203 Wiesbaden, DE
- SGL Carbon AG, D-65203 Wiesbaden, DE
Prior registrations
Prosecution history
- 20 Aug 2026 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 20 Aug 2026 — REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
- 20 Aug 2026 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 20 Aug 2026 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 24 Jun 2026 — TEAS SECTION 8 & 9 RECEIVED
- 15 Aug 2025 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 10 Aug 2016 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 10 Aug 2016 — REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
- 10 Aug 2016 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 09 Aug 2016 — TEAS SECTION 8 & 9 RECEIVED
- 15 Aug 2015 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 06 Mar 2013 — NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
- 06 Mar 2013 — REGISTERED - PARTIAL SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
- 14 Feb 2013 — REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
- 06 Mar 2013 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL