Method of Preparing a Water-Reactive Sulfide Material

Solid Power Operating, Inc.

A patent family: one line of work, grouped by real continuity rather than by a technology label inferred from titles. 2 of these applications claim priority to application 63/140,624, filed Jan 22, 2021. A shared origin can cover several different claimed inventions, which is why members here may not share a title. In-force patents first, soonest term end first, then patent number. Expired patents follow, in the same order.

Patent	Title	Holder	Status	Expires	Time remaining	Confidence
US 11,958,742	Method of Preparing a Water-Reactive Sulfide Material Solid Power Operating, Inc. In force Term ends Feb 17, 2041 · High confidence	Solid Power Operating, Inc.	In force	Term ends Feb 17, 2041	Term ends Feb 17, 2041	High confidence
US 11,542,161	Method of Preparing a Water-Reactive Sulfide Material Solid Power Operating, Inc. In force Term ends Jul 3, 2041 · High confidence	Solid Power Operating, Inc.	In force	Term ends Jul 3, 2041	Term ends Jul 3, 2041	High confidence
Application 18/607,008	Method of Preparing a Water-Reactive Sulfide Material Solid Power Operating, Inc. Pending Not granted	Solid Power Operating, Inc.	Pending	Not granted	not computed

3 of 3 records shown. In-force patents first, soonest term end first, then patent number. Expired patents follow, in the same order.

2 of these are in force and held by Solid Power Operating, Inc..

Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know

Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.