Linear Photonic Processors and Related Methods

Lightmatter, Inc.

A patent family: one line of work, grouped by real continuity rather than by a technology label inferred from titles. 3 of these applications claim priority to application 62/978,181, filed Feb 18, 2020. 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 11,169,780	Linear Photonic Processors and Related Methods Lightmatter, Inc. In force Term ends Nov 23, 2040 · High confidence	Lightmatter, Inc.	In force	Term ends Nov 23, 2040	Term ends Nov 23, 2040	High confidence
US 11,768,662	Linear Photonic Processors and Related Methods Lightmatter, Inc. In force Term ends Nov 23, 2040 · High confidence	Lightmatter, Inc.	In force	Term ends Nov 23, 2040	Term ends Nov 23, 2040	High confidence
US 11,609,742	Linear Photonic Processors and Related Methods Lightmatter, Inc. In force Term ends Jan 1, 2041 · Medium confidence	Lightmatter, Inc.	In force	Term ends Jan 1, 2041	Term ends Jan 1, 2041	Medium confidence

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

Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 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.