72d C ONGR ESS . SESS . II. CH. 128. FEBRUARY 27, 1933 . SEC . 241 . JOINT AUTHORSHIP .-Unless otherwise agreed, a product of the mind in the production of which several persons are jointly co ncerned, is owne d by the m as follows 1 . If the product is single, in equal proportions ; 2. If it is not single, in proportion to the contribution of each . SEC. 242. TRANSFER .-The owner of any product of the mind, or of any representation or expression thereof, may transfer his property in the same . SEC. 243 . ErTECT OF PUBLICATION .-If the owner of a product of the mind int entional ly makes it publ ic, a co py or rep roductio n may be made public by any person, without responsibility to the owner, subject to the law of copyright . Caoss Rs rm rrc>a Copyright law, see se ction 246 . SEC . 24 4. SUBSEQUENT INVENTOR, AUTHOR, AND SO FORTH.-If the aut Subsequent inventor, hor, etc . owner of a product of the mind does not make it public, any other person subsequently and originally producing the same thing has the same right t herein as the pr ior author, whic h is exclusive to the same ext ent agai nst all persons except t he prior author, or those claiming under him . SEC. 245. PRIVATE wRmNOS .-Letters and other private commo n- Private writings . rations in writing belong to the person to whom they are addressed and delivered ; but they cannot be published against the will of the writer, except by authority of law . Patents, trademarks, PATENTS, TRADE-MARKS, AND COPYRIGHTS
and copyrights. Laws extended to SEC. 246. PATENT, TRADEMARK, AND COPYRIGHT LAWS EXTENDED TO Zone „ zoxE.-The patent, trade-mark, and copyright laws of the Unite d States shall have the same force and effect in the Canal Zone as in continental United States, and the District Court of the Canal Zone is given the sam e jurisdiction i n cases arising under such laws a s is exercised by a U nited States dis trict court . Caoss REi
cE Products of the mind, see sections 240 et seq . 1159 Joint authorship . Transfer. Effect of publication ; copyright. Ante, p. 1158 . CHAP TER 19 .-M ODES IN WHIC H PRO PERTY MAY BE PROPE RTYION OF ACQU IRED SECTION 247 . rROPERTY, How ACQUIRED .-Property is acquired by : quired erty, how se 1 . Accession ; 2. Transfer ; 3. Will; or 4 . Succession . CH AP TER 20 .-ACCESSION SECTION 248 . FIxTURES.-When a per son a ffixes his prope rty to the land of another, without an agreement permitting him to remove it, the thing affixed, except as provided in section 249, belongs to the own er of the la nd, unless he chooses to req ui re the former to remove it . ACCESSION . Fixtures.
