A. D. 1720 . . . . . . . . No. 430

Heating by Steam for various Manufacturing Purposes


DESAGULIER, NIBLETT, AND VREEM'S PATENT

GEORGE, by the grace of god, &c., to all whom these presents shall come, greeting.

WHEREAS our trusty and wellbeloved John Theophilus Desaguliers, Doctor of Laws, Daniel Niblet, Coppersmith, William Vreem, Instrument Maker, have, by their petition, humbly represented unto us, that they by their great expense, labor and study, found out a new Invention

"for making the steam and vapor of boiling liquids useful for many purposes, and particularly for drying malt, hop, starch, and other humid substances, and for baking, brewing, distilling, boiling, and making of salt, better and with a less quantity of fire, without mixing the fiery particles with the several substances so much as in the way commonly used, by which Invention several works may be effected without danger, such as drying gum powder, boiling pitch, tarr, oils, varnishes, wax, tallow, sugar, and extracting spirits from turpentine and other inflammable liquors, which, according to the common way, are apt to set houses on fire, and often prove a very bad consequence in great cities;"
and humbly pray us to grant them, that the said John Theophilus Desaguliers, Daniel Niblet, and William Vreem, our Royal Letters Patent for the sole use and benefit of the said Invention for the space of fourteen years, according to the statute in that case made and provided.

NOW KNOW YEE, that we, being willing to give encouragement to all arts and Inventions which may be of public use and benefit, of our especial grace, certain knowledge and meer motion, have given and granted, and by these presents, for us, our heirs and successors, do give and grant unto the said John Theophilus Desaguliers, Daniel Niblet, and William Vreem, there and ever of there executors, administrators, and assignes, especial license, full power, sole privilege and authority, that they the said John Theophilus Desaguliers, Daniel Niblet, and William Vreem their and every of their executors, administrators, and assigns, and every of them, by himself and themselves, or by his or their duty or duties servants and agents, or such others as they, the said John Theophilus Desaguliers, Daniel Niblet, and William Vreem their and every of their executors, administrators, and assigns, shall at any time agree with, and no others, from time to time and at all time during the term of years here and expressed, shall and lawfully may exercise, work use and enjoy, within that part of our kingdom of Great Britain called England, our dominion of Wales, and town Berwick-upon-Tweed, the said new Invention for making the steam and vapor of boiling liquors useful for the purposes aforesaid, as above described, and that they, the said John Theophilus Desaguliers, Daniel Niblet, and William Vreem their and every of their executors, administrators, and assigns, shall and may have and enjoy the whole profit, benefit, commodity, and advantage from time to time coming, growing, accruing, and arising by reason of the said Invention, for enduring the full term of years herein mention, to have , hold, exercise, and enjoy the said license, powers, privileges, and advantages herein-before granted, were mentioned to be granted, unto the said John Theophilus Desaguliers, Daniel Niblet, and William Vreem their and every of their executors, administrators, and assigns, for enduring and unto the full and term of fourteen years from the day of the date of these presents next and immediately ensuing, and fully to be complete and ended according to the statue in such case made and provided; and to end that the said John Theophilus Desaguliers, Daniel Niblet, and William Vreem there and every of there executors, administrators, and assigns, may have and enjoy the full benefit , and sole use and exercise of the said Invention according to our gracious intention herein-before declared , we do by these presents, for us, our heirs and successors, require and strictly command all and every person and persons, bodies politic and corporate, and all other our subjects whatsoever, of what estate, quality and degree, name and condition soever they be, within that part of our said kingdom of Great Britain called England, our dominion of Wales, and town of Berwick-upon-Tweed, that neither they nor any of them at any time during the continuance of the said term of fourteen years hereby granted, either directly or indirectly, do make, use, or put in practice the said Invention, or any part of the same so attained unto by the said John Theophilus Desaguliers, Daniel Niblet, and William Vreem, aforesaid, nor shall in anywise counterfeit, imitate, or resemble the same nor shall make or cause any addition thereunto or subtraction from the same, whereby to pretend himself or themselves inventor or inventors, devisor or devisors thereof, without the license, consent, or agreement of the said John Theophilus Desaguliers, Daniel Niblet, and William Vreem their and every of their executors, administrators, and assigns, in writing under their hand and seals first had and obtain in that behalf, upon such pains and penalties as can or maybe justly inflicted on such offenders, for their contempt of this our royal command, and further, to be answerable the said John Theophilus Desaguliers, Daniel Niblet, and William Vreem their and every of their executors, administrators, and assigns, and every of them, according to law, for their damage thereby occasion; and more over, we do be these presents, for us, our heirs and successors, will and command all and singular our justices of the piece, mayors, sheriffs, bailiffs, constables, headboroughs, and all other officers and ministers whatsoever of us, our heirs and successors, for the time being, that they or any of them do not nor shall at anytime hereafter during the said term hereby granted , in anywise molest trouble, or hinder the said John Theophilus Desaguliers, Daniel Niblet, and William Vreem their and every of their executors, administrators, and assigns, or any of them, their or any of their deputies, servants, or agents, in or about the due or lawful making use or exercise of the aforesaid Invention, or any thing thereto; provided always, and these our Letters Patents are and shall be upon this condition, that if at any time during the said term hereby granted, shall be made appear to us, our heirs or successors, or any six or more of our or their Privy council, that this our grant is contrary to law or prejudicial or inconvenient to our subjects in general, or that the said Invention is not a new Invention, as to the public use or exercise thereof within that part of our said kingdom of Great Britain called England, our dominion of Wales, and town of Berwick-upon-Tweed, or not invented or found out by the said John Theophilus Desaguliers, Daniel Niblet, and William Vreem, some or one of them as aforesaid , then, upon signification and declaration thereof , to be made by us, out heirs or successors under our or their signet or privy seal or by the lords and others of our or there Privy Council, or any six or more of them, under their hand, these out letter patents shall forward the cease, determine, or be utterly void to all intensive purposes, anything herein -before contained to the contrary notwithstanding; provided also, that these our Letters Patent, or any thing herein contained , shall not extend, or be construed to extend, to give privilege to the said John Theophilus Desaguliers, Daniel Niblet, and William Vreem their and every of their executors, administrators, and assigns, or any of them , to use or imitate any Invention or work whatsoever which hath heretofore be found out or invented by any other our subject whatsoever , and publicly used or exercised within that part of our said kingdom of Great Britain called England, our dominion of Wales or town of Berwick-upon-Tweed, unto whom like letter patent and privilege have been already granted for the sole use, exercise, and benefit thereof, it being our will and pleasure that the said John Theophilus Desaguliers, Daniel Niblet, and William Vreem their and every of their executors, administrators, and assigns, that these our Letters Patent , or the enrollment there of, shall be in and by all things, good, firm, valid, sufficient, and effectual in the law, according to the intent and meaning thereof, and shall be taken, construed, and adjudged in the most favorable and beneficial sense for the best advantage of the said John Theophilus Desaguliers, Daniel Niblet, and William Vreem their and every of their executors, administrators, and assigns, as well in all courts of records as else where, and by all and singular the officers and minister what so ever of us, our heir and successors, within that part of our said kingdom of Great Britain called England, our dominion of Wales, and town of Berwick-upon-Tweed, and amongst all and every the subjects of us, our heir and successors , whatsoever and wheresoever, notwithstanding, the not full and certain describing the nature or quality of the said Invention, or of the materials there to conducing or belonging .

In witness, &c. Witness our selfe, at Westminster, the Twenty-fifth day of June. [1720]

By Writt of Privy Seal.