...the said hath particularly described and ascertained the nature of the said invention, and in what manner the same is to be performed, by an instrument in writing under his hand and seal, and has caused the same to be duly filed in :] And we, being willing to give encouragement to all arts...

...patentee is bound particularly to describe and ascertain his invention, and in what manner the same was to be performed, by an instrument in writing under his hand and seal, and to cause the same to be enrolled in the Court of Chancery. On which another question arises, namely,...

...the said hath particularly described and ascertained the Nature of the said Invention, and in what Manner the same is to be performed, by an Instrument in Writing under his Hand and Seal, and has caused the same to be duly filed in :] And We, being willing to give Encouragement to all Arts...

...the said shall not particularly describe and ascertain the nature of his taiil invention, and in what manner the same is to be performed, by an instrument in writing under his hand, and cause the same to be deposited in the office of the said Registrar within six calendar months next,...

...Lloyd Bullock shall cause a particular description of the nature of my said invention, and in what manner the same is to be performed, by an instrument in writing under my hand and seal, to be enrolled in Her said Majesty's High Court of Chancery, within six calendar...

...one of us should not particularly describe and ascertain the nature of our said Invention and in what manner the same is to be performed by an Instrument in writing under our Hands and Seals or under the Hand and Seal of one of us and cause the same to be inrolled in His...