Literae Patentes
Defined in 3 dictionaries — Cyclopedic (1922), Ballentine's (1916), Black's (1891)
The Cyclopedic Law Dictionary
Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
Letters patent; literally, open letters. LITERAE PATENTES REGIS NON LITERAE PROCURATORIAE (Lat.)
In civil law. L«tters proeuratory; a written authority, or power of attorney (litera attomati), given to a procurator. Vicat; Bracton, fols. 40-43.
Ballentine's Law Dictionary
James A. Ballentine · 1916
Letters patent, which see.
A Dictionary of Law
Henry Campbell Black · 1891
Letters patent; literally, open letters. Liters patentes regis non erunt vaeue. 1 Bulst.6. The king’s letters patent shall not be void.