tion may be granted, the same to be registered within three days, at the supreme court, on pain of nullity.

353. LAW, DATE, AND WHERE RECORDED.-Patents act, 1860. (See Commissioners of Patents' Journal, vide supra 71, Nos. 861, 1639, An., 1862.)

354. KINDS OF PATENTS.-Letters patent; letters of registration (for foreign patents); disclaimer; memoranda of alteration; additional patent; royal prerogative saved.

355. DURATION.-Fourteen years. Patents of invention patented abroad according to the term of the foreign patent.

356. GOVERNMENT FEES.-£10 to be deposited with the Colonial Treasurer at the time of filing petition. Costs of examiners, if called in by the Government and in case of objections being raised, extra. Amended specification, 10s. Additions to former inventions, £10. Letters of registration for English or foreign patents, £10.

357. DOCUMENTS REQUIRED, AND WHERE TO BE LEFT.A petition to the Governor. Specification in duplicate and drawings, or specimens of the ingredients or of the composition of matter, (for experiment.) Notice to be inserted in the Government gazette and in one local

paper. Objections to be raised within four months of said notice.

358. ASSIGNMENTS.-Assignments and licenses to be recorded within six months from the execution thereof, in the office of the Colonial Secretary. Fees 10s. More than twelve persons may have a legal and beneficial interest in letters patent.

359. SPECIFICATIONS, INSPECTION AND COPIES OF.-At the office of the Colonial, Secretary. Certified copies. received in evidence in all courts.

360. OTHER LEGAL PROVISIONS.-Letters patent may be repealed by writ of scire facias. Penalty for counterfeiting, £50. If in any action or suit a verdict or decree shall pass for the patentee, the judge may grant a certificate, which shall entitle the patentee, upon a verdict in his favor, to receive treble costs. Plaintiff in any action shall file with declaration notice of objections on which he means to rely at trial. Judge at chambers on summons may allow other objections at his discretion.

361. Law, Date, and where RECORDED.-Royal decree of 31st December, 1852. (See Commissioners of Patents' Journal, vide supra 71, No. 1026. An., 1863.)

362. KINDS OF PATENTS.-Patents of invention, improvement, and importation granted to natives and foreigners. Food, drugs, theoretical principles, and ornamentation excluded. Government may buy up patent rights by private contract. Patents subject to expropriation for public utility. Original inventors to have a prior right to patents of importation during one year.

363. PREVIOUS EXAMINATION.--No guaranty as to truth, priority, or merit. No opposition or forfeiture at the expiration of the first half of the term for which the patent was granted.

364. DURATION.-Fifteen years at most for patents of invention, five years at most for patents of importation; the latter granted by open competition. Term of patent to reckon from date of patent, priority from date of deposit.

365. GOVERNMENT FEES.-Five thousand reis per anTo be applied to industrial improvements.

num.

366. DOCUMENTS REQUIRED, AND WHERE TO BE LEFT.Deposit at the respective Civil Governor of a description, (in Portuguese,) drawings on a metrical scale and in ink, models, and duplicate of the same, (all sealed;) the latter to be returned to the patentee. A petition to the Secretary of State for Commerce, or a certificate stating that no other similar patent has been recorded. A receipt for the Government fees.

367. WORKING AND PROLONGATION.-Within one year. Prolongation of five years for patents of invention only. 368. ASSIGNMENTS.-At the Ministry of Commerce. 369. ANNULMENT.-For reasons of public safety and for being contrary to law; for defective or false description;

for want of novelty; for not being worked within the prescribed time.

370. OTHER PROVISIONS.-Revivals of industrial processes lost sight of to be considered as discoveries. New means of producing known articles held to be an invention. Inventions known abroad or in Portugal not patentable in Portugal, but when not worked in Portugal at the time of application they may be protected by a patent of importation.

371. SPECIFICATIONS, INSPECTION AND COPIES OF, (MODELS.) At the Ministry of Commerce. At the Museum. of Industry.

372. LAW, DATE, AND WHERE RECORDED.-Royal ordinance of 14th October, 1815 and 18th September, 1828. Convention between the States of the Zollverein of 29th June, 1843. (See Commissioners of Patents' Journal, vide supra 71, Nos. 313, 329, and 231.)

373. KINDS OF PATENTS.-Patents of invention, improvement, and importation delivered by the Minister of Commerce and Public Works to Prussians and foreigners naturalized or represented by Prussians.

374. PREVIOUS EXAMINATION.-By the Royal Polytechnic Commission as to the novelty and peculiar character of the invention, without any consideration as to its utility and appropriateness, except in cases of patents for a real improvement of existing apparatus or methods. The Minister of Commerce may order a new examination to take place. No guaranty by Government. Parts of inventions already known not protected by patent. Patents are annulled whenever the supposition of the invention being new and peculiar is shown to be unfounded. 375. DURATION.-Six months at least and fifteen years at most.

376. GOVERNMENT FEES.-A stamp duty of 1s. 6d. (15 sgr.) besides the legal trade tax.

377. DOCUMENTS REQUIRED, AND WHERE TO BE LEFT.An application to the respective Provincial Administration; a description, drawings, or models. Statement as to whether the patent is to be granted for the entire monarchy or not.

378. WORKING.-Before the expiration of six months, at the latest, from the day of the delivery of the patent. 379. ASSIGNMENTS.-To Prussian citizens.

380. OTHER LEGAL PROVISIONS.-Cases of infringement to be settled by the Provincial Administration of the place where the infringer resides, with option of appeal to the Minister of Commerce. Infringers to pay the costs of inquiry only, but not subject to confiscation of tools, &c., or damages, except in case of a second offense. 381. SPECIFICATIONS, INSPECTION AND COPIES OF.-At the Ministry of Commerce and Public Works.

382. LIST OF PATENTS DELIVERED.-A summary notice in the Prussian Gazette, and in the official provincial pa