OF POSITIONS TO THE GRANT OF PATENTS, ch. viii., 157 before the law officer, 157 mode of proceeding, 157 grounds for stopping patents, 158 provisional specification not accessible to opponent, 158 where rival applications the law officer ought to determine which may refuse patent to both applicants unless they will take it may divide the invention between them, 161 cases before the law officer, 158-162 fees to law officer, 338 before the Lord Chancellor, 163 practice, 163, 164 cases where there had been no opposition before the law officer, 164, 165 grounds of decision, 166 cases of rival applications, 166-168 the Crown will not grant a second patent in derogation of a former terms sometimes imposed on petitioner, 169 the Lord Chancellor may order the patent to be sealed within a costs, 170 PARTICULARS OF BREACHES AND NOTICES OF OBJECTION must be the true and first inventor, 74 executors or administrators cannot be, unless inventor had applied persons in an official position incapable of being, under certain cir- an alien may be, 88 where patent granted to two or more persons, each may work the PATENT. See LETTERS PATENT no one to mark goods as, without leave of patentee, 270 PENALTY for marking goods with patentee's name without patentee's leave, 270 PETITION for patent referred to law officer, 98 rules as to, 336, 358 form of, 317 declaration and provisional specification to accompany, 295 PORTUGAL, patent law of, 377 PRINCIPLE, a bare, not patentable, 6 protection for a new, can only be obtained by detailing some specific but inventor having discovered one mode of carrying a new when the principle is not new, a patent ought to be confined to the PRINTED BOOK. See PUBLICATION PRIOR PUBLICATION. See PUBLICATION PRIOR USER. See PUBLICATION, PUBLIC USER need not be continuous up to date of patent, to avoid patent, 53 article manufactured and offered for sale by patentee but not sold, secus when delay in obtaining patent does not arise from fault of whether prior secret user by others will vitiate patent, 53 by way of experiment will not avoid patent, 59 and even though experiments are not private, patent not necessarily must contain all the heads of invention intended to be included in complete specification, 100 gives no rights against the public, 100 PROVISIONAL SPECIFICATION-continued may be abandoned and new one substituted, 101 cannot be used to construe complete specification, 106 not made public till after expiration of protection, 101, 304 rules as to, 336, 337, 340, 341, 343, 345 PUBLICATION. See PRIOR USER of invention in printed book, 80-83 will vitiate patent, though patentee did not derive his know- foreign book in British Museum, 82 circulated in England, 82 in prior specification, 83-86 an invention may safely be deposited in a room open to the public for it is not a ground of objection to a patent that the invention was of invention, what, 39-44, 47-54 need not be continuous up to date of patent to avoid it, 53 mere experiments do not amount to, 59 QUEENSLAND, patent law of, 390 REFERENCE of petition to law officer, form of, 318 REGISTER of patents, 273 of proprietors, 274. See PATEnt Office alteration of, by order of Master of the Rolls, 220 what may be inserted on, 221 assignments and licences must be registered, 219, 274 RIVAL APPLICATIONS FOR PATENTS FOR SAME INVENTION, 90, 160, 166. SALE OF PATENTED ARTICLE EVIDENCE OF INFRINGEMENT, 266 query whether exposure to sale is, 267 SAN SALVADOR, patent law of, 383 SCIRE FACIAS, proceedings in action of, chap. xv., 271 SCOTLAND, offices for patents in, 275 SECOND PATENT in hands of first patentee not void as being against may include subject matter of a previous patent, 45, 245 SECOND PATENT-continued specification under second patent should distinguish the improve- a second patent for the same invention will not be knowingly SPECIFICATION, PROVISIONAL, See PROVISIONAL SPECIFICATION SPECIFICATION, COMPLETE, chap. vii., 102 statutory regulations as to, 102 Crown may order it to be cancelled, 103 object of, 104 must agree in substance with provisional specification, 106 construction of, belongs to Court alone, 108 but questions of fact and meaning of technical terms, &c., are identity of two specifications, if simple comparison, is for the Court, judge's duty with reference to, at the trial, 112 language of, should be clear and precise, 137 must be prepared with good faith, 112 must accurately define invention, 113 must not claim more than patentee entitled to, 113 under what circumstances new parts are to be distinguished from old, 113, 129-132 must not include more than can be found in letters patent, 96, 119. must not omit anything essential, 120, 123, 124 must describe most advantageous mode of working invention, 124 must separate what is original from what is communicated from under second patent should distinguish improvements from original must not be ambiguous or equivocal, 133; or misleading, 135; or must not state as important what is not so, 140 need not set forth every mode of applying a principle, 125 nor enter into minute details as to materials or proportions, 126 two methods described, one impracticable, patent void, 136 must describe improvements made between lodging provisional spe- simple mistakes in, explained by context, will not vitiate, 142 evidence not admissible to correct mistakes in, 142 cannot be interpreted by provisional specification, 106 indexes of, 275 printed and published, 274 complete, may be deposited instead of provisional specification, 102 STAMP duties payable on letters patent, 172 time for paying, 177 if left unpaid inadvertently, an Act of Parliament may be ob STRAITS SETTLEMENT, patent law of, 403 SUBJECT MATTER OF LETTERS PATENT. See LETTERS PATENT, NOVELTY, TRUE AND FIRST INVENTOR, 74. See INVENTOR, TRUE AND FIRST as an element of an invention, 29 |