of improvements upon patents already obtained by him for combinations of apparatus for gaining power.Sealed 9th April-6 months for inrolment.

To Miles Berry, of Chancery-lane, in the county of Middlesex, civil engineer, for new or improved appa. ratus or mechanism of marking down or registering the notes played on the keys of piano-fortes, organs, or such other keyed musical instruments, being a communication from a foreigner residing abroad. - Sealed 12th April-6 months for inrolment.

To Jacob Perkins, of Fleet-street, in the city of London, engineer, for his invention of certain improvements in steam-engines, and in generating steam, and evaporating and boiling fluids for certain purposes.— Sealed 12th April-6 months for inrolment.

To James Lemard, of Lincoln's-inn-fields, in the county of Middlesex, gentleman, for improvements in making or manufacturing soap, being a communication from a foreigner residing abroad.-Sealed 12th April6 months for inrolment.

To Thomas Hodgson Leighton, of Blyth, in the county of Northumberland, chemist, for his invention of certain improvements in the converting sulphate of soda into the subcarbonate of soda or mineral alkali.Sealed 12th April-6 months for inrolment.

To Joshua Bates, of Bishopsgate-street, in the city of London, merchant, for certain improvements in machinery for cleaning and preparing wool, being a communication from a foreigner residing abroad.Sealed 16th April-6 months for inrolment.

To John Parkinson, of Rose Bank, in the parish of Bury, in the county of Lancaster, calico printer, for his invention of certain improvements in the art of blockprinting.-Scaled 19th April-6 months for inrolment.

To Henry William Nunn, of Newport, in the Isle of Wight, lace manufacturer, for his invention of certain improvements in manufacturing or producing certain kinds of embroidered lace, parts of which improvements are applicable to other purposes.-Sealed 21st April-6 months for inrolment.

To James Pedder, of Radford, in the county of Nottingham, lace maker, for his invention of certain improvements in certain machinery for making, by means of such improvements, figured or ornamental bobbin-net lace.-Sealed 21st April-6 months for inrolment.

To Hamer Stansfeld, of Leeds, in the county of York, merchant, for machinery for a method of generating power applicable to various useful purposes, being a communication from a foreigner residing abroad.Sealed 23rd April-6 months for inrolment.

To Edward John Dent, of the Strand, in the county of Middlesex, chronometer maker, for his invention of an improvement of the balance springs, and their adjustments, of chronometers and other time-keepers.-Sealed 23rd April-6 months for inrolment.

To James Fuidon, of Black Horse-yard, High Holborn, in the county of Middlesex, coach-smith, for his invention of improvements in apparatus for supplying water to water-closets.-Sealed 23d April-6 months for inrolment.

To George Augustus Kollman, organist of his Majesty's German Chapel, St. James's Palace, for his invention of improvements in railways and in locomotive carriages.-Sealed 23rd April-6 months for inrol

ment.

To Edward John Massey, of Liverpool, in the county of Lancaster, watch-maker, for his invention of improve、 ments in railway and other locomotive carriages.—Sealed 23rd April-6 months for inrolment.

To Sampson Morden, of Castle-street, Finsburysquare, in the county of Middlesex, mechanist, for his invention of an improvement in making or in manufacturing triple-pointed pens. - Sealed 23rd April — 6 months for inrolment.

To William Taylor, of Smethwick, in the county of Stafford, engineer, and Henry Davies, of Stoke Prior, in the county of Worcester, engineer, for their invention of certain improvements in machinery or apparatus for introducing water or other fluids into steam-boilers or evaporating vessels; also for obtaining mechanical power by the aid of steam, and for communicating motion to vessels floating in water.-Sealed 26th April-6 months for inrolment.

To Thomas Aitkin, of Edenfield, in the parish of Bury, spinner and manufacturer, for his invention of certain improvements in the preparation of cotton and other fibrous substances, and in the conveyance of the same to roving frames, mules, throstles, or any other spinning or doubling machinery.-Sealed 26th April6 months for inrolment.