CH. 1—NORMAL TAXES AND SURTAXES
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(B) in the case of futures transactions in any commodity on or subject to the rules of a board of trade or commodity exchange, a commodity future requiring delivery in 1 calendar month shall not be considered as property substantially identical to another commodity future requiring delivery in a different calendar month; and Y,„ (C) in the case of a short sale of property by an individual, the term "taxpayer", in the application of this subsection and subsections (b) and (d), shall be read as "taxpayer or his spouse"; , but an individual who is legally separated from the taxpayer under a decree of divorce or of separate maintenance shall not be considered as the spouse of the taxpayer. (3) Where the taxpayer enters into 2 commodity futures transactions on the same day, one requiring delivery by him in one market and the other requiring delivery to him of the same (or substantially identical) commodity in the same calendar month in a different market, and the taxpayer subsequently closes both such transactions on the same day, subsections (b) and (d) shall have no application to so much of the commodity involved in either such transaction as does not exceed in quantity the commodity involved in the other. SEC. 1234. OPTIONS TO BUY OR SELL.
Gain or loss attributable to the sale or exchange of, or loss on failure to exercise, a privilege or option to buy or sell property which in the hands of the taxpayer constitutes (or if acquired would constitute) a capital asset shall be considered gain or loss from the sale or exchange of a capital asset; and, if the loss is attributable to failure to exercise such privilege or option, the privilege or option shall be deemed to have been sold or exchanged on the day it expired. This section shall not apply to losses on failure to exercise options described in section 1233(c). SEC. 1235. SALE OR EXCHANGE OF PATENTS.
(a) GENERAL.—A transfer (other than by gift, inheritance, or devise) of property consisting of all substantial rights to a patent, or an undivided interest therein which includes a part of all such rights, by any holder shall be considered the sale or exchange of a capital asset held for more than 6 months, regardless of whether or not payments in consideration of such transfer are— . (1) payable periodically over a period generally coterminous with the transferee's use of the patent, or (2) contingent on the productivity, use, or disposition of the property transferred. (b) " H O L D E R " D E F I N E D. — For purposes of this section, the term "holder" means— (1) any individual whose efforts created such property, or (2) any other individual who has acquired his interest in such property in exchange for consideration in money or money's worth paid to such creator prior to actual reduction to practice of the invention covered by the patent, if such individual is neither— (A) the employer of such creator, nor i (B) related to such creator (within the meaning of subsection (d)). § 1235(b)(2)(B) 49012°—54
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