LIGHTTOOLS
Live / Registered — Registered and renewed (as of 14 Nov 2025)
What this means for you
Registered since 01 Aug 1995. 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 01 Aug 2025).
Record
- Serial number
- 74361295
- Registration number
- 1909177
- Mark type
- Word mark
- Filed
- 18 Feb 1993
- Published for opposition
- 20 Jul 1993
- Registered
- 01 Aug 1995
- Next maintenance due
- 01 Aug 2025
- Attorney of record
- Anna Kurian Shaw
Goods and services
- Class 009 — Scientific and electric apparatus: computer software for use in optical design
Owner
- SYNOPSYS, INC., Sunnyvale, CA, US
- Optical Research Associates, Pasadena, CA, US
- Optical Research Associates, Pasadena, CA, US
- Optical Research Associates, Pasadena, CA, US
Prosecution history
- 14 Nov 2025 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 14 Nov 2025 — REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
- 14 Nov 2025 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 13 Nov 2025 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 28 Jul 2025 — TEAS SECTION 8 & 9 RECEIVED
- 01 Aug 2024 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 20 Sept 2023 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 20 Sept 2023 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 20 Sept 2023 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 20 Sept 2023 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 20 Sept 2023 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 26 Nov 2018 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 26 Nov 2018 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 02 Feb 2018 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 02 Feb 2018 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED