HEM
Live / Registered — Registered and renewed (as of 24 Feb 2018)
What this means for you
Registered since 28 Oct 2008. 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 28 Oct 2028: the §8 & §9 renewal).
Record
- Serial number
- 77415220
- Registration number
- 3523763
- Mark type
- Word mark
- Filed
- 06 Mar 2008
- Published for opposition
- 12 Aug 2008
- Registered
- 28 Oct 2008
- Current term from
- 28 Oct 2018
- Next maintenance filing
- §8 & §9 renewal, due by 28 Oct 2028 (grace period to 28 Apr 2029)
- Attorney of record
- James M. Behmke
Goods and services
- Class 014 — Jewelry: synthetic sapphire intended for general industrial use
Owner
- CRYSTAL SYSTEMS, LLC, Missoula, MT
- GTAT CORPORATION, Hudson, NH
- GTAT CORPORATION (F/K/A GT SOLAR INCORPORATED), MERRIMACK, NH
- GT CRYSTAL SYSTEMS, LLC, MERRIMACK, NH
- Crystal Systems, Inc., Salem, MA
- Crystal Systems, Inc., Salem, MA
- Crystal Systems, Inc., Salem, MA
Prosecution history
- 02 Jan 2026 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 02 Jan 2026 — TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED
- 02 Jan 2026 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 02 Jan 2026 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 02 Jan 2026 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 02 Jan 2026 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 08 Feb 2023 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
- 25 Jan 2023 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 28 Feb 2022 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 28 Feb 2022 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 28 Feb 2022 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 28 Feb 2022 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 28 Feb 2022 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 10 Nov 2021 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
- 24 Feb 2018 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED