All references to Invisible Fence® or Invisible Fencing® on this site are registered trademarks of Invisible Fence. Pet DeFence, Inc. makes no claim to be part of the Invisible Fence®, DogWatch®, PetStop®, DogGuard® or Contain-A-Pet® companies. Dog Watch®, Pet Stop®, Dog Guard® PetSafe® and Contain-A-Pet® are registered trademarks of their respective companies. PerfectStart®, SafeDog®, PetSafe®, Innotek®, Invisible Fence®, PetSafe® Professional are registered trademarks of Radio Systems Corp.
Pet Stop, Comfort Contacts, Flash Alert, Safety Stop, Pet Fence Systems, The Best Fence You'll Never See, TriScann, Zapp Alert, UltraElite Receiver, UltraMax Receiver, The Dog Fence People, PowerWizard and RoomWizard are registered trademarks of Perimeter Technologies, Inc.