Handbook of PatentsD. Van Nostrand Company, 1949 - 800 páginas |
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Página 313
... electric wires has been known almost as long as that of con- ducting electricity for practical purposes by means of wires . Prior to the use of elec- tricity for lighting , however , the feeble character of the currents conveyed upon ...
... electric wires has been known almost as long as that of con- ducting electricity for practical purposes by means of wires . Prior to the use of elec- tricity for lighting , however , the feeble character of the currents conveyed upon ...
Página 317
... electric circuits was held void as being merely for an operative theory . In Edwin L. Wiegand Co. v . Harold E. Trent Co. ( CCA 3 ) 122 F. ( 2d ) 920 ... Electrical Fields . Here are a few fields where ELECTRIC AND ELECTRONIC PATENTS 317.
... electric circuits was held void as being merely for an operative theory . In Edwin L. Wiegand Co. v . Harold E. Trent Co. ( CCA 3 ) 122 F. ( 2d ) 920 ... Electrical Fields . Here are a few fields where ELECTRIC AND ELECTRONIC PATENTS 317.
Página 320
... electrical division : Electricity— generation ; electricity - motive power ; electricity - connectors ; electricity - conductors and insulators ; electricity - general applications ; electric lamps ; electric signaling ; telegraphy ...
... electrical division : Electricity— generation ; electricity - motive power ; electricity - connectors ; electricity - conductors and insulators ; electricity - general applications ; electric lamps ; electric signaling ; telegraphy ...
Índice
Constitutional and Statutory Patent Laws | 19 |
Constitutional and Statutory Patent Laws | 21 |
iii | 35 |
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abandoned aeroplane affirmed CCA amendment apparatus Appeals assignment attorney bud sport CCA 9 CCPA Chapter chemical patent circuit cited claims combination Commissioner of Patents compound constitute contributory infringement Corp DC N.Y. decision design drawings design patent device disclaimer disclosed disclosure discovery effect Electric elements estoppel fact file wrapper flying-machine granted GUBELMANN held Ibid illustrated improvement industry invalid inventor involved issue letters patent license machine manufacture material means mechanical ment metal method monopoly operation original party patent application patent law patentable invention plaintiff Plant Patent Plant Patent Act prior art protection purpose question record reduction to practice reissue result royalty Rubber rudder Rules of Practice Section sheet skill specification statute steps subcombination substantially suit Supp Supreme Court tion Tri-Ergon U.S. Patent Office USPQ utility valid vitamin vitamin D