Simplex Time Recorder Co.
Records under this name other than patents Simplex Time Recorder Co. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
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| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 9,728,074 | Modular Wireless Mass Evacuation Notification System Formerly held In force · High confidence | In force | High confidence | |
| US 9,875,644 | Master Slave Wireless Fire Alarm and Mass Notification System Formerly held In force · High confidence | In force | High confidence | |
| US 7,222,082 | Business volume and workforce requirements forecaster Formerly held Term ended Term ended Jul 1, 2023 · From the USPTO record | Term ended | Term ended Jul 1, 2023 | From the USPTO record |
| US 6,823,315 | Dynamic workforce scheduler Formerly held Term ended Term ended Apr 17, 2022 · From the USPTO record | Term ended | Term ended Apr 17, 2022 | From the USPTO record |
| US 7,233,919 | Method and system for tracking time and attendance Formerly held Term ended Term ended Mar 14, 2020 · From the USPTO record | Term ended | Term ended Mar 14, 2020 | From the USPTO record |
| US 6,567,001 | Fire control panel monitoring for degradation of wiring integrity during alarm state Formerly held Term ended Term ended Feb 24, 2020 · From the USPTO record | Term ended | Term ended Feb 24, 2020 | From the USPTO record |
| US 6,426,697 | Alarm system having improved communication Formerly held Term ended Term ended Nov 10, 2019 · From the USPTO record | Term ended | Term ended Nov 10, 2019 | From the USPTO record |
| US 6,281,789 | Alarm system having improved control of notification appliances over common power lines Formerly held Term ended Term ended May 14, 2019 · From the USPTO record | Term ended | Term ended May 14, 2019 | From the USPTO record |
| US 6,459,370 | Method and apparatus for determining proper installation of alarm devices Formerly held Term ended Term ended May 5, 2019 · From the USPTO record | Term ended | Term ended May 5, 2019 | From the USPTO record |
| US 6,265,971 | Fiber-sync communications channel Formerly held Term ended Term ended Apr 9, 2019 · From the USPTO record | Term ended | Term ended Apr 9, 2019 | From the USPTO record |