Plumsea is lead US patent counsel for one of the largest and most dominate global footwear corporations. Our experience in footwear covers the entire shoe, from eyelets on the lacing to the tread of the sole, from outsole patterns on the forefoot to heel counters on the upper. Plumsea knows footwear with an unmatched record for quality and performance.


U.S. Patent No. 8,522,456 Automatic Lacing System

An article of footwear with an automatic lacing system which provides a set of straps that can be automatically opened and closed.  Also, an automatic cinching system is configured to automatically adjust an ankle portion of the upper.


U.S. Patent No. 9,005,710 Footwear Assembly Method with 3D Printing

Method and system for apparel assembly using three-dimensional printing directly onto the fabric of the apparel.


U.S. Patent No. 9,402,439 Auxetics Structures in Footwear

Article of footwear with soles that have at least one layer made of a material having geometric patterns with polygonal apertures.  The geometric patterns have hinged polygons that rotate with respect to each other when the sole is under tension.