Rule-Based System and Method to Associate Attributes to Text Strings

Leaf Group Ltd.

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 61/307,702, filed Feb 24, 2010. 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 10,606,556	Rule-Based System and Method to Associate Attributes to Text Strings Leaf Group Ltd. In force Ends no later than Jun 30, 2030 · Medium confidence	Leaf Group Ltd.	In force	Ends no later than Jun 30, 2030	Ends no later than Jun 30, 2030	Medium confidence
US 9,766,856	Rule-Based System and Method to Associate Attributes to Text Strings Leaf Group Ltd. In force Term ends Sep 29, 2030 · High confidence	Leaf Group Ltd.	In force	Term ends Sep 29, 2030	Term ends Sep 29, 2030	High confidence
US 8,954,404	Rule-Based System and Method to Associate Attributes to Text Strings Leaf Group Ltd. In force Term ends Dec 30, 2030 · High confidence	Leaf Group Ltd.	In force	Term ends Dec 30, 2030	Term ends Dec 30, 2030	High 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 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.