:Sy6 Method of Obtaining Patents. 
To THE HONOURABLE JAMES MONROE, SECRETARY Of 
State of tHe United States : 
The petition of Jl. B. of — — in the county of 
- .. — — and state of - — — - respectfully repre- 
sents: 
That your petitioner has invented a new and useful 
improvement [“or art, machine, manufacture, or compo- 
sition of matter, or any new and useful improvement in 
any art, machine, manufacture, or composition of mat- 
ter] in — - not known or used before his ap- 
plication,” the advantages of which he is desirous 
of securing to himself and his legal representatives : he 
therefore prays that letters patent of the United States 
may be issued, granting unto your petitioner, his heirs, 
administrators, or assigns, the full and exclusive right of 
making, constructing, using, and vending to others to he 
used, his said improvement, [art, invention, machine, 
manufacture, or composition of matter, &c.] agreeably 
to the acts of Congress in such case made and provided ; 
your petitioner having paid thirty dollars into the treasury 
of the United States, and complied with the other provi- 
sions of the said acts. 
A. B. 
The specification or description of the machine, art, 
discovery, or invention, must he given in clear and speci- 
fic terms, designating it from all other inventions, and 
describing the whole in such a manner as to comprehend 
not only the form and construction, if a machine, but also 
the mode of using the same ; and if it he only an improve- 
ment on a certain machine already invented by the ap- 
plicant or any other, it ought to he so mentioned or de- 
scribed; and as this specification, description, or sche- 
dule, enters into and forms part of the patent, it must be 
without any references to a model or drawing, and must 
