Patented

patented
    adj 1: (of devices and processes) protected by patent; "they are
           patented inventions"
    

Patent \Pat"ent\, v. t. [imp. & p. p. {Patented}; p. pr. & vb.
   n. {Patenting}.]
   To grant by patent; to make the subject of a patent; to
   secure or protect by patent; as, to patent an invention; to
   patent public lands.
   [1913 Webster]
    

40 Moby Thesaurus words for "patented":
      armed, authorized, bound, bounded, chartered, cloaked, conditioned,
      confined, copyrighted, covered, cramped, defended, disciplined,
      empowered, enfranchised, entitled, finite, franchised, guarded,
      invulnerable, licensed, limited, moderated, narrow, policed,
      prescribed, privileged, proscribed, protected, qualified,
      restricted, safe, safeguarded, sanctioned, screened, sheltered,
      shielded, strait, straitened, warranted