Sufficiency of Specifications, 72-79 must give full directions, 72, 73 in improvement cases (Le Blanc, J., and Lord Ellenborough, C.J.), 183 to practical workman (per Parke, B.), 188 to skilled person (per Cotton and Lindley, L.JJ.), 318 amount of detail required, 73, 74 all sources of error need not be noted, 73, 76 per Cotton, L.J., 245 obvious errors do not invalidate, 73, 77 e.g. slide in gas-engine, 284 (n.), 288 in anticipating specification. See Prior Publication by documents per Lord Cairns, 275 two rules as to disclosure, 74 full disclosure necessary to validity, 74 per Lord Ellenborough, C.J., 182 public not to need experiments (per Abbott, C.J.), 186 per Cotton, L.J., 245 except for practice (per Lindley, L.J.), 319 secret user by patentee invalidates, 79 Illustrations of invalidity— false statement as to temperature, 75, 76 use of acid to accelerate process, 74, 75 directions for heating, 244 Sufficiency of Directions, 76 what errors will not invalidate, 77 as to sharpening scissors, 77 air-holes in lamps, 77, 254, 257 application of preserving solution, 270 making bread and biscuits, 77 switching cells in lighting circuit, 78, 345, 349 use of enamelled vessel, 78, 407 Alleged insufficiency disproved- use of condenser in gas apparatus, 78 in daguerreotype process, 78 proportions of ingredients in dynamite, 78 wrong drawings of slide for gas-engine, 78, 283, 288 use of term "filament," 297 shades in dyeing, 79, 311 per Lord Herschell, 314 per Romer, J., 366 filling liquid-brake bowl, 79 class of substances for dye, 79, 362 per Romer, J., 364, 365 Sulphuric Acid concentration (Webb v. Kynochs), 31, 91, 425 Sun Yellow. See Dyes Surrender of Patent, in case of rival applications, 487 Table, expanding (Jupe v. Pratt), 12 Taps of beer-barrels (Nuttall v. Hargreaves), 71, 334 Telegraph, Cook and Wheatstone's (El. Tel. Co. v. Brett), 199 laying cable (Newall v. Elliott), 201 ships' (Chadburn v. Mechan), 67 Telephones (United Telephone Co. v. Harrison), 281 Temperature, altering, may be invention, 37 per Lord Herschell, 190 false statement as to, invalidating, 75 Tennis-racquet, handle of (Slazenger v. Feltham), 44 Term of Patent. See Patent Testing machine (Bentley v. Fleming), 24 cables not prior user (Newall v. Elliott), 24, 201 Theory need not be given in specification, 60 per Finlay, S.G. (Dellwik's Pat.), 61 false, when claimed invalidates, 61 e.g. in making a dye, 61, 401 otherwise not, 61 e.g. making aniline dye, 61, 244 Threats, remedy for groundless, 497 Three-wire System. See Electricity Ticket-punch (Ticket Punch Register Co. v. Colley's Patents), 13 Time-continued. In opposition cases— for hearing by Comptroller, 119, 489 for leaving declarations, 120, 121, 534 when extended, 156, 571 payment of costs, 157, 572 Title of Specifications, origin of, 53 effect of, before 1852, 53 partly superseded by provisional specification, 54 examination and amendment of, 108, 487 Webster, A.G., on, 115 Trade Secret not patentable, 79, 80 Transformers. See Electricity True and First Inventor, defined, 49, 50 assistance of workmen, 50 importers of inventions are, 19, 48 no inquiry as to transactions abroad, 126 Trusses, manufacture of (Liardet v. Johnson), 75 Trusts not to be registered, 503 Tubes, drawing of (Tubes, Ltd. v. Perfecta, &c.), 453 Typewriter, transmission-sheet (Dick v. Ellams, &c), 46, 91, 430 Tyres, Bartlett's patent (Gormully, &c. v. N.B. Rubber Co.), 414 Welch's patent (Pneumatic, &c. v. E. London, &c.), 33, 425 securing cover of (Birmingham, &c. v. Reliance), 69 air-tight bands (Tubeless, &c. v. Trench), 71 dovetailed rims (Shrewsbury, &c. v. Sterckx), 33, 377 Utility-continued. as a test of validity, So nor commercial, 81, 318 per Lord Halsbury, L.C., 314 for purpose of patentee, 83 per Lindley, L.J., 350 at date of patent (per Lindley, L.J.), 319 want of, in alternatives, 83 in one claim, 83 Illustrations of in vent in guns, 82 omitting directions to heat, 83, 244 Validity not guaranteed by Patent Office, 4, 18 cases of opposition, 121, 148 connection of, with grounds of opposition, 119 sources of rules as to, 4 when tested, 4, 18, 84 patent must be for a manufacture, 9 See Manufacture general tests of, 19, 20 invention must be new. must exhibit ingenuity, 6 See Prior Publication, Prior User See Inventive Ingenuity grant to true and first inventor only, 49 See True and First Inventor conditions to be complied with, 3, 52 See Provisional and Complete Specifications, Disconformity, utility necessary for, 80 See Utility invalidity through inventor's neglect, 109, 245 (n.) certificate as to, in actions, 497 Vans, "spring-tip" (Watlings v. Stevens) 65 Variance. See Disconformity Velocipede. See Bicycle and Tyres Verdigris, making of (Wood v. Zimmer), 75 War, inventions relating to, 117, 500-501 memorandum of War Office for inventors, 574 Water-closets (Duckett v. Whitehead), 41, 370 Waterproofing, altered process of (Helliwell v. Dearman), 42 Weaving, gig-mills (Moser v. Marsden), 374 looms (Harrison v. Anderston, &c.), 249 Yarns and threads, detector mechanism (Horrocks v. Stubbs), 69 PRINTED BY WILLIAM CLOWES AND SONS, LIMITED, LONDON AND BECCLES. |