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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
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
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
X268532

Note: Color may vary 		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
Models
9953 		Patent Pending

Cold Tubs

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

Flooring

SoftTread Non-slip Flooring
SoftTread non-slip flooring
Patents pending

Covers

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

Lighting

Wave Lighting
Wave Lighting
Patent No.: US 10,969,095 B2

Water Care

Master Clear Salt System
Master Clear Salt System
Patents pending