| Serial Number | 86423573 |
| Word Mark | LIGHTSMYTH |
| Filing Date | Tuesday, October 14, 2014 |
| Status | 800 - REGISTERED AND RENEWED |
| Status Date | Tuesday, December 9, 2025 |
| Registration Number | 4802533 |
| Registration Date | Tuesday, September 1, 2015 |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, June 16, 2015 |
| Goods and Services | Laboratory services, namely, conducting scanning electron microscope (SEM) imaging and sample preparation services for others; Material testing services, namely, conducting scanning electron microscope (SEM) imaging and sample preparation services for others |
| Goods and Services | Optical products, namely, transmission gratings, reflection gratings, transmission gratings, diffraction gratings, grating arrays, silicon gratings, focusing gratings, self-calibrating gratings, and silicon stamps |
| Goods and Services | Material treatment services for wafers, namely, optical coating, optical polishing, wafer dicing and wafer surface preparation services |
| International Class | 009 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire extinguishing apparatus. |
| US Class Codes | 021, 023, 026, 036, 038 |
| Class Status Code | 6 - Active |
| Class Status Date | Tuesday, October 21, 2014 |
| Primary Code | 009 |
| First Use Anywhere Date | Tuesday, November 30, 1999 |
| First Use In Commerce Date | Tuesday, November 30, 1999 |
| International Class | 040 - Treatment of materials. |
| US Class Codes | 100, 103, 106 |
| Class Status Code | 6 - Active |
| Class Status Date | Monday, May 11, 2015 |
| Primary Code | 040 |
| First Use Anywhere Date | Tuesday, November 30, 1999 |
| First Use In Commerce Date | Tuesday, November 30, 1999 |
| International Class | 042 - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software. |
| US Class Codes | 100, 101 |
| Class Status Code | 6 - Active |
| Class Status Date | Tuesday, October 21, 2014 |
| Primary Code | 042 |
| First Use Anywhere Date | Tuesday, November 30, 1999 |
| First Use In Commerce Date | Tuesday, November 30, 1999 |
| Party Name | II-VI DELAWARE, INC. |
| Party Type | 31 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | Santa Clara, CA 95054 |
| Party Name | Finisar Corporation |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Sunnyvale, CA 94089 |
| Party Name | Finisar Corporation |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Sunnyvale, CA 94089 |
| Party Name | Finisar Corporation |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Sunnyvale, CA 94089 |
| Event Date | Event Description |
| Friday, October 17, 2014 | NEW APPLICATION ENTERED |
| Tuesday, October 21, 2014 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Friday, January 23, 2015 | ASSIGNED TO EXAMINER |
| Friday, January 30, 2015 | EXAMINERS AMENDMENT AND/OR PRIORITY ACTION - COMPLETED |
| Friday, January 30, 2015 | EXAMINER'S AMENDMENT/PRIORITY ACTION E-MAILED |
| Friday, January 30, 2015 | NOTIFICATION OF EXAMINER'S AMENDMENT/PRIORITY ACTION E-MAILED |
| Friday, January 30, 2015 | ASSIGNED TO LIE |
| Friday, January 30, 2015 | COMBINED EXAMINER'S AMENDMENT/PRIORITY ACTION ENTERED |
| Wednesday, April 29, 2015 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Wednesday, April 29, 2015 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, April 30, 2015 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Thursday, May 7, 2015 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Monday, May 11, 2015 | LAW OFFICE PUBLICATION REVIEW COMPLETED |
| Wednesday, May 27, 2015 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, June 16, 2015 | PUBLISHED FOR OPPOSITION |
| Tuesday, June 16, 2015 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Tuesday, September 1, 2015 | REGISTERED-PRINCIPAL REGISTER |
| Wednesday, October 2, 2019 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, March 4, 2020 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Wednesday, March 18, 2020 | TEAS CHANGE OF OWNER ADDRESS RECEIVED |
| Wednesday, March 18, 2020 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Wednesday, March 18, 2020 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Wednesday, March 18, 2020 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Wednesday, March 18, 2020 | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED |
| Tuesday, September 1, 2020 | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED |
| Friday, December 18, 2020 | TEAS SECTION 8 & 15 RECEIVED |
| Monday, April 5, 2021 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Tuesday, April 27, 2021 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Tuesday, April 27, 2021 | NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED |
| Wednesday, August 3, 2022 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Sunday, September 1, 2024 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Thursday, August 28, 2025 | TEAS SECTION 8 & 9 RECEIVED |
| Wednesday, November 12, 2025 | TEAS CHANGE OF OWNER ADDRESS RECEIVED |
| Wednesday, November 12, 2025 | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED |
| Wednesday, November 12, 2025 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Wednesday, November 12, 2025 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Wednesday, November 12, 2025 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Tuesday, December 9, 2025 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Tuesday, December 9, 2025 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Tuesday, December 9, 2025 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Tuesday, December 9, 2025 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |