Pendulum Co., Ltd.

Also on record

Records under this name other than patents Pendulum Co., Ltd. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.

Showing 1 to 8 of 8 · Back to Pendulum Co., Ltd.

Patent	Title	Status	Expires	Confidence
US 6,992,527	Digital power amplifier Term ended Term ended Aug 25, 2023 · From the USPTO record	Term ended	Term ended Aug 25, 2023	From the USPTO record
US 6,744,318	Digital power amplifier Term ended Term ended Jun 13, 2022 · From the USPTO record	Term ended	Term ended Jun 13, 2022	From the USPTO record
US 7,414,474	Operational amplifier Lapsed on the fee record Ended Aug 19, 2020 · From the USPTO record	Lapsed on the fee record	Ended Aug 19, 2020	From the USPTO record
US 7,279,970	Feedback circuit Lapsed on the fee record Ended Oct 9, 2019 · From the USPTO record	Lapsed on the fee record	Ended Oct 9, 2019	From the USPTO record
US 8,019,322	Use limiting apparatus, key, and use limiting system for electronic equipment Formerly held Lapsed on the fee record Ended Sep 13, 2019 · From the USPTO record	Lapsed on the fee record	Ended Sep 13, 2019	From the USPTO record
US 6,995,609	Switching circuit and digital power amplifier Lapsed on the fee record Ended Feb 7, 2018 · From the USPTO record	Lapsed on the fee record	Ended Feb 7, 2018	From the USPTO record
US 5,653,643	Vibration absorbing material for handles of sporting equipment Formerly held Term ended Term ended no later than Aug 5, 2017 · Low confidence	Term ended	Term ended no later than Aug 5, 2017	Low confidence
US 5,944,617	Vibration absorbing material for handles of sporting equipment Formerly held Term ended Term ended no later than Aug 31, 2019 · Low confidence	Term ended	Term ended no later than Aug 31, 2019	Low confidence