CamCal Enterprises, LLC dba BottleKeeper® has received United States Patents for the BottleKeeper® product(s). These patents protect CamCal Enterprises, LLC's inventions and the extensive resources CamCal Enterprises, LLC has devoted and continues to devote to innovation, research, development and design. In accordance with 35 USC 287(a), CamCal Enterprises, LLC provides notice that the BottleKeeper® products listed below are protected by the associated patents. The following list of BottleKeeper® products and patents is not all-inclusive. The BottleKeeper® products listed below and additional BottleKeeper® products may be protected by one or more additional patents and pending patents in the United States and elsewhere.

BottleKeeper® (in all sizes) - U.S. Patent Numbers 9505527, 9637270, 10118735, D852,001