Inventors' & mechanics' scientific manual and patent law complete (1871)
Peck & Miatt, Chicago. [from old catalog] · Chicago, Peck & Miatt · leaf 10
uired $5 shouldbe enclosed, that we may be able to afford sufficient time to thequestions, to give them an exhaustive answer if the inquiries aresuch as to make that possible. When the patent is applied for here, after being obtainedabroad, it will extend only fourteen years from the date of… … It is oftentimes of great importance to havethe invention protected while it is being testedor while the details of its working are beingmore fully finished. To give inventors everyopportunity in this respect the law providesthe caveat. The protection this afiords is,to be sure, limited, but it is…
Patents
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