The sixth Baron was created Baron Sudeley by letters patent in 1441.

Hereditary peerage dignities may be created with writs of summons or by letters patent; the former method is now obsolete.

Peerage dignities are created by the Sovereign by either writs of summons or letters patent.

Titles may be created by writ of summons or by letters patent.

Charter governments were political corporations created by letters patent, giving the grantees control of the land and the powers of legislative government.

He succeeded his father, who had been created Baron De La Warr in 1597 by letters patent.

On the 30 November 1682 he was created Earl of Abingdon by letters patent.

The office was created in 1350 by royal letters patent, though the current title dates from 1522.

It was created by letters patent in October 1665.

In contrast to the three previous creations this peerage was created by letters patent.