Master Spas' Patents

All Master Spas hot tubs and swim spas are proudly made in the United States using the very best materials and innovative processes. Our Master Crafted process not only results in high-quality products, but also high-tech advancements in energy efficiency, filtration, propulsion systems, therapy systems, and more.

This page is intended to serve as notice under 35 U.S.C. § 287(a).

Filters

Filter Assembly Note: Color and size may vary based on application	Patent Nos.: US 10,612,258 B2; US D881,339 S; US D835,233 S; US D855,755 S; US D880,656 S; US D904,560 S; US D916,238 S; and US 11,697,945 B2
Outer Filter Note: Color and size may vary based on application	Patent Nos.: US 10,612,258 B2; US D881,339 S; US D835,233 S; US D855,755 S; US D916,238 S; and US 11,697,945 B2
Inner Filter	Patent Nos.: US 10,612,258 B2; US D835,233 S; US D855,755 S; US D880,656 S; US D904,560 S; and US 11,697,945 B2

Swim Spa Propulsion

Models 1250, 1420, 8600, 8700, 8900, 9700, 1320, 6500, 75, 8500, 8800, 9300, 3100, 3200, 1130, 1270, 1430, 1440, 8300, 9600, 9915, 9916, 9917, 3300, 5100, 76, 77, 8400, 9500, 1470, 7600, 9914, 9400, 9921, 9946	U.S. Patent No. 9,038,208
Models 1250, 1420, 8600, 8700, 8900, 9700, 1320, 6500, 75, 8500, 8800, 9300, 3100, 3200, 1130, 1270, 1430, 1440, 8300, 9600, 9915, 9916, 9917, 3300, 5100, 76, 77, 8400, 9500, 1470, 7600, 9914, 9400, 9921, 9946	U.S. Patent No. 9,428,928
Models 1250, 1420, 8600, 8700, 8900, 9700, 1320, 6500, 75, 8500, 8800, 9300, 3100, 3200, 1130, 1270, 1430, 1440, 8300, 9600, 9915, 9916, 9917, 3300, 5100, 76, 77, 8400, 9500, 1470, 7600, 9914, 9400, 9921, 9946	U.S. Patent No. 9,995,049

Cold Tubs

Alpine Chilly GOAT Cold Tub	Patents pending
Valaris Chilly GOAT Cold Tub	Patents pending

Flooring

SoftTread Non-slip Flooring

Patents pending

Covers

Axis Covers

Patent No.: US 10,968,650 B2 Other patents pending

Lighting

Wave Lighting

Patent No.: US 10,969,095 B2