...Greene, in pursuance of, and in compliance with, the said proviso in the said letters patent, do hereby describe and ascertain the nature of the said invention, and in what manner the same is to be performed, a« follows, that is to say, the principle on which my invention is founded...

...KNOW YE, that in compliance with the said proviso^ I the said Archibald Earl of bundonald do hereby particularly describe and ascertain the nature of the said invention, and in what manner the same is to be performed, in manner following; 'viz. That the improvements on mill spinning machinery...

...compliance with the said proviso, I the said Archibald Earl of Dundonald do hereby particularly describe ami ascertain the nature of the said invention, and in what manner the same is to be performed, in manner following ; vis. That the improvements on mill spinning machinery...

...the said William Broughton, in pursuance of the said proviso in the said letters patent, do hereby describe and ascertain the nature of the said invention, and in what manner the same is to be performed ; that is to say : the yarns for the warp to be made of flax or hemp, in the...

...and have the whole profit thereof. The letters patent also contained a proviso, that if Harmar should not particularly describe and ascertain the nature of the said invention, and in what manner the same was to be performed, by an instrument in writing under his hand and seal, and cause the same to...

...whereas, in the said letters patent, " there is a proviso, or condition, that if I, " John Harmar, should not particularly describe " and ascertain the nature of the said invention, " and in what manner the same is to be perform" ed, by an instrument in writing under my " hand and seal, and cause the same...

...come, &c. Now KNOW YE, that in compliance with the said proviso, [ the said Robert Franks do hereby describe and ascertain the nature of the said invention, and in what manner the same is to be performed, by the following description thereof; that is to say : "Take what is called...

...date of these our letters patent; and also if the said instrument in writing filed as aforesaid does not particularly describe and ascertain the nature...and in what manner the same is to be performed ; and also if the said , his executors, administrators, or assigns, shall not pay or cause to be paid at...

...specification is enrolled." Rubery, by an instrument in writing under my hand and seal, particularly to describe and ascertain the nature of the said invention,...and in what manner the same is to be performed, and to cause the same to be enrolled in her Majesty's high Court of Chancery within six calendar months...

...these our letters patent are upon this express condition, that if the said Robert Barnard Feather shall not particularly describe and ascertain 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 cause the same to...