Device Security with Physically Unclonable Functions

Block, Inc.

A patent family: one line of work, grouped by real continuity rather than by a technology label inferred from titles. 8 of these applications claim priority to application 15/844,510, filed Dec 15, 2017. 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 10,263,793	Devices with Modifiable Physically Unclonable Functions Block, Inc. In force Term ends Dec 15, 2037 · High confidence	Block, Inc.	In force	Term ends Dec 15, 2037	Term ends Dec 15, 2037	High confidence
US 10,438,190	Devices with On-Board Physically Unclonable Functions Block, Inc. In force Term ends Dec 15, 2037 · High confidence	Block, Inc.	In force	Term ends Dec 15, 2037	Term ends Dec 15, 2037	High confidence
US 11,775,958	Device Security with Physically Unclonable Functions Block, Inc. In force Term ends Dec 15, 2037 · High confidence	Block, Inc.	In force	Term ends Dec 15, 2037	Term ends Dec 15, 2037	High confidence
US 12,141,786	Device Security with Physically Unclonable Functions Block, Inc. In force Term ends Dec 15, 2037 · High confidence	Block, Inc.	In force	Term ends Dec 15, 2037	Term ends Dec 15, 2037	High confidence
US 12,670,490	Device Security with Physically Unclonable Functions Block, Inc. In force Term ends Dec 15, 2037 · High confidence	Block, Inc.	In force	Term ends Dec 15, 2037	Term ends Dec 15, 2037	High confidence
US 11,386,419	Device Security with Physically Unclonable Functions Block, Inc. In force Term ends May 18, 2038 · High confidence	Block, Inc.	In force	Term ends May 18, 2038	Term ends May 18, 2038	High confidence
US 11,423,391	Devices with Physically Unclonable Functions Block, Inc. In force Term ends Sep 3, 2038 · High confidence	Block, Inc.	In force	Term ends Sep 3, 2038	Term ends Sep 3, 2038	High confidence
US 11,018,881	Device Security with Physically Unclonable Functions Block, Inc. In force Term ends Oct 15, 2039 · High confidence	Block, Inc.	In force	Term ends Oct 15, 2039	Term ends Oct 15, 2039	High confidence
US 10,819,528	Device Security with Physically Unclonable Functions Block, Inc. Lapsed Oct 27, 2024 on the fee record Ended Oct 27, 2024 · High confidence	Block, Inc.	Lapsed Oct 27, 2024 on the fee record	Ended Oct 27, 2024	Ended Oct 27, 2024	High confidence

9 of 9 records shown. In-force patents first, soonest term end first, then patent number. Expired patents follow, in the same order.

8 of these are in force and held by Block, Inc..

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.