right patent

from Bouvier's Law Dictionary, Revised 6th Ed (1856)
RIGHT PATENT. The name of an ancient writ, which Fitzherbert says, "ought to 
be brought of lands and tenements, and not of an advowson, or of common, and 
lieth only of an estate of fee simple, and not for him who has a lesser 
estate, as tenant in tail, tenant in frank marriage, or tenant for life." F. 
N. B. 1. 
    

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