C1Part 3Trading income

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Chapter 5Trade profits: rules allowing deductions

Expenses connected with patents, designs and trade marks

89Expenses connected with patents

In calculating the profits of a trade, a deduction is allowed for expenses incurred—

a

in obtaining for the purposes of the trade the grant of a patent or the extension of a patent's term, or

b

in connection with a rejected or abandoned application for a patent made for the purposes of the trade.