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abandonment accomplishing action actual alleged invention anticipation application assignment Blatch Carnegie Steel Co circumstances claim clear combination Commissioner composition of matter concept constitute construction contract contributory infringement court held court of equity covered Crown Cork decision defendant described design patent discussion doctrine of equivalents drawings effect Elec embodiment entitled estoppel evidence exclusive right existence fact filed granted idea of means improvement invalid invention or discovery inventor involved known letters patent license machine manufacture mechanical skill ment merely monopoly necessary novelty operation opinion original patent owner particular parties patent law Patent Office patent right patented device patented invention patentee's person plaintiff practice principle prior art prior knowledge produced protection purpose question reason reduction to practice reissue result rule scope specification statute substantial sufficient suit thereof thing tion Topliff utility valid vend vention ventor void
Popular passages
Page 165 - ... 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...
Page 301 - Any person who has invented or discovered any new and useful art, machine, manufacture or composition of matter, or any new and useful improvement thereof, not known or used by others in this country before his invention or discovery thereof...
Page 6 - Every patent shall contain a short title or description of the invention or discovery, correctly indicating its nature and design, and a grant to the patentee, his heirs or assigns, for the term of seventeen years, of the exclusive right to make, use, and vend the invention or discovery throughout the United States and the Territories thereof, referring to the specification for the particulars thereof.
Page 198 - Whenever any patent is inoperative or invalid, by reason of a defective or insufficient specification, or by reason of the patentee claiming as his own invention or discovery more than he had a right to claim as new, if the error has arisen by inadvertence, accident, or mistake, and without any fraudulent or deceptive intention...
Page 215 - Whenever an application is made for a patent which, in the opinion of the Commissioner, would interfere with any pending application, or with any unexpired patent, he shall give notice thereof to the applicants, or applicant and patentee, as the case may be. and shall direct the • primary examiner to proceed to determine the question of priority of invention.
Page 34 - ... 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 or discovery thereof...
Page 285 - Stat. 704, 705, amended the act of 1910 to readThat whenever an invention described in and covered by a patent of the United States shall hereafter be used or manufactured by or for the United States...
Page 166 - Such oath may be made before any person within the United States authorized by law to administer oaths, or when the applicant resides in a foreign country, before any minister, charge" d'affaires, consul, or commercial agent holding commission under the Government of the United States...
Page 182 - The specification shall contain a written description of the invention, and of the manner and process of making and using it, in such full, clear, concise, and exact terms as to enable any person skilled in the art to which it pertains, or with which it is most nearly connected, to make and use the same, and shall set forth the best mode contemplated by the inventor of carrying out his invention.
Page 196 - ... whether of the whole or any sectional interest therein, may, on payment of the fee required by law, make disclaimer of such parts of the thing patented as he shall not choose to claim...