| Serial Number | 98458999 |
| Word Mark | KEYSTONE |
| Filing Date | Wednesday, March 20, 2024 |
| Status | 700 - REGISTERED |
| Status Date | Tuesday, December 2, 2025 |
| Registration Number | 8045826 |
| Registration Date | Tuesday, December 2, 2025 |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, October 14, 2025 |
| Goods and Services | Electric lamps; Fluorescent electric light bulbs; Fluorescent lamp tubes; Fluorescent lamps; Fluorescent lighting tubes; Lamps; LED lighting systems, namely, LED modules, power supplies, and wiring; LED lighting fixtures |
| Goods and Services | Electrical transformers; Electronic components in the nature of electronic ballasts, compact fluorescent ballasts, HID ballasts, electronic sign ballasts, transformers, LED drivers, and electronic sensors; Fluorescent lamp ballast for electric lights; LED and HID light controls; Lighting ballasts; Photocells; Transformers; Lighting controls |
| 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 | Wednesday, March 20, 2024 |
| Primary Code | 009 |
| First Use Anywhere Date | Thursday, November 30, 1944 |
| First Use In Commerce Date | Thursday, November 30, 1944 |
| International Class | 011 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply, and sanitary purposes. |
| US Class Codes | 013, 021, 023, 024, 031, 034 |
| Class Status Code | 6 - Active |
| Class Status Date | Wednesday, March 20, 2024 |
| Primary Code | 011 |
| First Use Anywhere Date | Thursday, November 30, 1944 |
| First Use In Commerce Date | Thursday, November 30, 1944 |
| Party Name | Keystone Technologies International, LLC |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Lansdale, PA 19446 |
| Party Name | Keystone Technologies International, LLC |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Lansdale, PA 19446 |
| Party Name | Keystone Technologies International, LLC |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Lansdale, PA 19446 |
| Event Date | Event Description |
| Wednesday, March 20, 2024 | NEW APPLICATION ENTERED |
| Friday, March 22, 2024 | TEAS VOLUNTARY AMENDMENT RECEIVED |
| Friday, March 22, 2024 | TEAS AMENDMENT ENTERED BEFORE ATTORNEY ASSIGNED |
| Tuesday, April 2, 2024 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Tuesday, September 24, 2024 | ASSIGNED TO EXAMINER |
| Wednesday, October 2, 2024 | NON-FINAL ACTION WRITTEN |
| Wednesday, October 2, 2024 | NON-FINAL ACTION E-MAILED |
| Wednesday, October 2, 2024 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Thursday, January 2, 2025 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Thursday, January 2, 2025 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, January 2, 2025 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Friday, January 31, 2025 | FINAL REFUSAL WRITTEN |
| Friday, January 31, 2025 | FINAL REFUSAL E-MAILED |
| Friday, January 31, 2025 | NOTIFICATION OF FINAL REFUSAL EMAILED |
| Wednesday, April 30, 2025 | APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED |
| Wednesday, April 30, 2025 | APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED |
| Friday, May 9, 2025 | TEAS REQUEST FOR RECONSIDERATION RECEIVED |
| Friday, May 9, 2025 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, May 9, 2025 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Monday, June 2, 2025 | SUBSEQUENT FINAL REFUSAL WRITTEN |
| Monday, June 2, 2025 | SUBSEQUENT FINAL EMAILED |
| Monday, June 2, 2025 | NOTIFICATION OF SUBSEQUENT FINAL EMAILED |
| Wednesday, August 13, 2025 | TEAS REQUEST FOR RECONSIDERATION RECEIVED |
| Wednesday, August 13, 2025 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, August 13, 2025 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Wednesday, September 17, 2025 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, October 8, 2025 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, October 14, 2025 | PUBLISHED FOR OPPOSITION |
| Tuesday, October 14, 2025 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Tuesday, December 2, 2025 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, December 2, 2025 | NOTICE OF REGISTRATION CONFIRMATION EMAILED |