TrademarkDir
LIGHTTOOLS
LIVE

Serial Number

74361295

Owner

SYNOPSYS, INC.

Attorney

Anna Kurian Shaw

First Use Date

Jan 26, 1995

Filing Date

Feb 18, 1993

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LIGHTTOOLS Trademark

Serial Number: 74361295 • Registration: 1909177

LIGHTTOOLS is a trademark filed by SYNOPSYS, INC. on February 18, 1993. The trademark is classified under Class 9 (Computers & Electronics). The application is currently registered and active.

Owner Contact Info

SYNOPSYS, INC. (222 trademarks)

675 Almanor Avenue
Sunnyvale, CA 94085

Entity Type: 03

OPTICAL RESEARCH ASSOCIATES (11 trademarks)

3280 E. Foothill Boulevard, Suite 300
PASADENA, CA 91107

Entity Type: 03

Trademark Details

Filing Date

February 18, 1993

Registration Date

August 1, 1995

First Use Anywhere

January 26, 1995

First Use in Commerce

January 26, 1995

Published for Opposition

July 20, 1993

Goods & Services

computer software for use in optical design

Filing History

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Nov 14, 2025 NA89
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
Nov 14, 2025 RNL3
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Nov 14, 2025 89AG
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Nov 13, 2025 APRE
TEAS SECTION 8 & 9 RECEIVED
Jul 28, 2025 E89R
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Aug 1, 2024 REM2
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Sep 20, 2023 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Sep 20, 2023 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Sep 20, 2023 REAP
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Sep 20, 2023 CHAN
TEAS CHANGE OF OWNER ADDRESS RECEIVED
Sep 20, 2023 COAR
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Nov 26, 2018 CHAN
TEAS CHANGE OF OWNER ADDRESS RECEIVED
Nov 26, 2018 COAR
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Feb 2, 2018 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Feb 2, 2018 REAP
WITHDRAWAL OF ATTORNEY GRANTED
Jan 25, 2018 WOAG
TEAS WITHDRAWAL OF ATTORNEY RECEIVED
Jan 25, 2018 WOAR
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Aug 4, 2015 NA89
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
Aug 4, 2015 RNL2
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Aug 4, 2015 89AG
TEAS SECTION 8 & 9 RECEIVED
Jul 31, 2015 E89R
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
May 7, 2015 CHAN
TEAS CHANGE OF OWNER ADDRESS RECEIVED
May 7, 2015 COAR
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Feb 16, 2011 ASGN
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
Jul 17, 2005 RNL1
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Jul 17, 2005 89AG
ASSIGNED TO PARALEGAL
Jul 17, 2005 PLGL
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
May 19, 2005 89AF
PAPER RECEIVED
May 19, 2005 MAIL
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Nov 8, 2000 C15A
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
Aug 15, 2000 815F
REGISTERED-PRINCIPAL REGISTER
Aug 1, 1995 R.PR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
May 16, 1995 CNPR
ASSIGNED TO EXAMINER
May 10, 1995 DOCK
STATEMENT OF USE PROCESSING COMPLETE
Apr 13, 1995 SUPC
USE AMENDMENT FILED
Feb 14, 1995 IUAF
SOU EXTENSION 2 GRANTED
Aug 16, 1994 EX2G
SOU EXTENSION 2 FILED
Jul 18, 1994 EXT2
SOU EXTENSION 1 GRANTED
Jan 14, 1994 EX1G
SOU EXTENSION 1 FILED
Nov 17, 1993 EXT1
NOA MAILED - SOU REQUIRED FROM APPLICANT
Oct 12, 1993 NOAM
PUBLISHED FOR OPPOSITION
Jul 20, 1993 PUBO
NOTICE OF PUBLICATION
Jun 18, 1993 NPUB
APPROVED FOR PUB - PRINCIPAL REGISTER
May 13, 1993 CNSA
ASSIGNED TO EXAMINER
May 12, 1993 DOCK
ASSIGNED TO EXAMINER
May 6, 1993 DOCK

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