Patents

Current as of February 2026

 

Legal Notice: The following products are covered by one or more of the listed patents. This virtual patent marking registry is being provided to comply with the U.S. patent marking statute (35 U.S.C. §287(a)). If a product is not specifically identified in this registry, it is not currently being so marked. If, for any product, a country or jurisdiction is not listed with a corresponding patent number, then this registry does not indicate that the product is patented in that country or jurisdiction. If a product is not indicated in this registry as being patented in a particular country or jurisdiction, this registry should not be relied upon to conclude that there is no such patent, design registration, or pending patent application.

 

LEAKPROOF UNDERWEAR:

 

Knix Seamless Period and Incontinence Underwear (Leakproof Bikini, Leakproof Boyshort, Leakproof High Rise, Leakproof Cheeky, Leakproof Thong, Leakproof High Rise Thong, Knix Lace Leakproof Bikini, Knix Lace Leakproof Boyshort, Knix Lace Leakproof High Rise, Knix Lace Leakproof Thong, Super Leakproof Bikini, Super Leakproof Boyshort, Super Leakproof High Rise, Super Leakproof Cheeky, Super Leakproof Thong, CoreLove High Rise, Leakproof UltraThin No-Show High Rise, Leakproof UltraThin No-Show French Cut, Light Leakproof UltraThin No-Show Thong, Leakproof UltraThin No-Show Bikini):

 

● Canada: CA 2,942,869
● Europe: EP 2991605 (validated in France, Germany, Norway, Sweden, UK)
● US: US 10,441,479; US 10,441,480; US 11,737,931

KT Seamless Leakproof Underwear (Leakproof Underwear Bikini, Leakproof Underwear Boyshort, Super Leakproof Underwear Bikini, Super Leakproof Underwear Boyshort, Teen Leakproof UltraThin No-Show Underwear Boyshort, Teen Leakproof UltraThin No-Show Underwear Bikini):

 

● Canada: CA 2,942,869
● Europe: EP 2991605 (validated in France, Germany, Norway, Sweden, UK)
● US: US 10,441,479; US 10,441,480; US 11,737,931

Zones+ UltraLeakproof Underwear:

● US Patent: patent pending

 

BRAS:

 

Knix Reversible Bras (Evolution Bra, Revolution Adjustable Pullover Bra – White, Revolution V-Neck Bra – Warm Sand):

 

● US: US 10,575,573
● Europe: EP 3400817 (validated in France, Germany, Norway, Sweden, UK)

REUSABLE PADS:

 

Knix Reusable Pads (regular, overnight):

 

● Canada: CA 3,162,296
● Europe: EP 4115860
● US: US 11,590,034

 

KT Reusable Pads (petite, regular, overnight):

 

● Canada: CA 3,162,296
● Europe: EP 4115860
● US: US 11,590,034

 

SWIMWEAR:

 

Knix Leakproof Swimwear (Leakproof Classic Bikini Bottom, Leakproof Full Coverage Bikini Bottom, Leakproof High Rise Bikini Bottom, Leakproof Wrap One Piece, Leakproof Classic One Piece):

 

● Canada: CA 3,135,873
● US: 11,701,267

 

KT Period Swimwear (Period Swim Sport One-Piece, Period Swim Short, Period Swim Bikini Bottom, Period Swim Twist High Rise Bikini Bottom, Period Swim Ribbed High Rise Bikini Bottom, Period Swim Ribbed Bikini Bottom)

 

● Canada: CA 3,135,873
● US: 11,701,267

 

LEAKPROOF SLEEPWEAR

 

Knix Dream Short (Super Leakproof Dream Short):

 

● Canada: 3,162,293
● Europe: 4115859
● US: US 11,497,263; patent pending

 

KT Sleepover Short (Super Leakproof Sleepover Short):

 

● Canada: patent pending
● Europe: patent pending
● US: US 11,497,263; patent pending

 

SHAPEWEAR

 

Knix Shapewear (Leakproof High Rise Shaper Short, Leakproof High Rise Shaper Brief):

 

● US: patent pending

 

ACTIVE

 

Knix Active (Stashable High Rise Leggings, Knix Stashable High Rise Shorts)

 

● CA: patent pending
● Europe: patent pending
● US: patent pending