The London journal of arts and sciences (and repertory of patent inventions) [afterw.] Newton's London journal of arts and sciences

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William Newton
1842

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Seite 446 - the improved application of air to produce heat in fires, forges, and furnaces, where bellows or other blowing apparatus are required.
Seite 448 - I will show you how the judges have heretofore allowed of monopoly patents, which is, that where any man by his own charge and industry or by his own wit or invention doth bring any new trade into the realm, or any engine tending to the furtherance of a trade that never was used before — and that for the good of the realm...
Seite 446 - ... guilty; secondly, that the plaintiff was not the first and true inventor of the said improvement — upon each of which pleas issue was joined; — thirdly, after setting out at length the plaintiff's specification, the defendants pleaded that the alleged improvement therein described, was not a new manufacture, invented by the plaintiff within the intent and meaning of the statute, as to the public use and exercise thereof in England — which allegation was traversed by the plaintiff in his...
Seite 178 - What I claim as my invention is, first, the mode of treating, or operating on, farinaceous matters to obtain starch and other products, especially flour, or powder, produced from rice, and in the manufacture of starch by submitting farinaceous matters to a process, or processes, of caustic alkaline treatment, as herein described.
Seite 449 - Undoubtedly, if the second patent claims, as part of the invention described in it, that which had been the subject-matter of a patent then in force, it would be void, on the double ground that it claimed that which was not new (which indeed would equally be the case if the former patent had expired), and also that it would be an infringement of, and inconsistent with, a former grant of the king still in force, which latter consideration alone would make a new grant void (m).
Seite 277 - Argand flame, while, by means of an accurate gas metre, the former was ascertained to consume only 4.4 times the quantity of gas consumed by the latter, demonstrating the economy of the Bude light over common gas to be greater than two to one; and this economy increases in proportion to the magnitude of the light.
Seite 446 - Neilson's invention was the production and application of a hot-air blast, and was in public use with Neilson's license in the smelting and manufacturing of iron from iron-stone, and was the hot-air blast in the plaintiff's specification mentioned ; that the plaintiff could not use the hot-air blast mentioned in his specification without Neilson's license, and that he had obtained such license before the grant of his letters patent, and that the using, by the plaintiff, of the hot-air blast in the...
Seite 278 - Argand, it is manifest that the former, in equal degree, can disengage, at the utmost, only half the heat that the latter does. Thirdly. — The Bude light simplifies greatly the means of artificial illumination, since it concentrates in one flame as much light as will diffuse, throughout a large apartment, a mid-day lustre, which may be softened by shades of every hue, and reflected by mirrors in every direction. Fourthly. — From this property proceeds its value as a ventilator, since the single...
Seite 375 - Glamorganshire, engineer, for an improved method or means of dressing ores and separating metals or minerals from other substances.
Seite 447 - Or it may, perhaps, extend also to a new process to be carried on by known implements, or elements, acting upon known substances, and ultimately producing some other known substance, but producing it in a cheaper or more expeditious manner, or of a better and more useful kind. But no merely philosophical or abstract principle can answer to the word manufactures.

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