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abandonment action allowed amendment article of manufacture assignment attorney boom combination Commissioner of Patents Company complete comprising connection construction Court of Appeals cover decision design patent determine device disclosed division Doe & Doe drawings driven element drum elements emery-powder Employee Examiner Examiners-in-Chief fact filed foregoing function gears grant held improvement infringement interference invalid invention inventor inventorship involved issue Letters Patent lever license limited machine mechanism ment method mixer mixing mixing-machine motion Notary Public oath Office classification operation original patent application patent claims Patent Examiner Patent Office patent rights patentable novelty petition polishing stone present prior art produce proper protection pump purpose question reference reissue reissue application rejection result Richard rosin rule shaft shellac signal specification statement statute structure subcombination subject matter Supreme Court thereof thing Thomas Ewing tion Topliff UNITED STATES PATENT validity whereby
Page 45 - Office to any person who has invented or discovered any new and useful art, machine, manufacture, or composition of matter...
Page 83 - ... thereof, or more than two years prior to his application, and not in public use or on sale in this country for more than two years prior to his application, unless the same is proved to have been abandoned, may, upon payment of the fees required by law, and other due proceeding had, obtain a patent therefor.
Page 244 - ... not known or used by others in this country, before his invention or discovery thereof, and not patented or described in any printed publication in this or any foreign country, before his invention...
Page 427 - Whoever invents any new. original and ornamental design for an article of manufacture may obtain a patent therefor, subject to the conditions and requirements of this title.
Page 305 - The same to be held and enjoyed by the said John Doe for his own use and behoof, and for the use and behoof of his legal representatives, to the full end of the term for which said letters patent are or may be granted, as fully and entirely as the same would have been held and enjoyed by me had this assignment and sale not been made.
Page 47 - The design of the patent laws is to reward those who make some substantial discovery or invention, which adds to our knowledge and makes a step in advance in the useful arts.
Page 39 - If, however, an intangible asset acquired through capital outlay is known from experience to be of value in the business for only a limited period, the length of which can be estimated from experience with reasonable certainty...
Page 237 - And the patent so reissued, together with the corrected description and specification, shall have the same effect and operation in law, on the trial of all actions hereafter commenced for causes subsequently accruing, as though the same had been originally filed in such corrected form, before the issuing of the original patent.
Page 137 - ... in such full, clear, concise, and exact terms as to enable any person skilled in the art or science to which it appertains, or with which it is most nearly connected, to make, construct, compound, and use the same...