H.—lo.

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4. What is meant by " prior user " % 5. Who is the true and first inventor in the following cases : — (1.) A makes an invention but never discloses it, and B subsequently makes the same invention and takes out a patent for it 1 (2.) When the servant makes an invention whilst in the employment of his master ? 6. What is the meaning of " provisional protection," and what are its advantages and disadvantages ? 7. Under what circumstances may the term of a patent be extended, and what is the procedure to be adopted to obtain such extension ? 8. Can a person in New Zealand successfully claim to be the true and first inventor of an invention which has been communicated from abroad to him ? 9. Define " patent right," and state what factors arc necessary to a valid patent. Define " trade mark " and " trade name."

A.—Balance-sheet of Income and Expenditure for the Year ended 31st December, 1909. Income. £ s. d. Expenditure. £ s. d. Patent fees ... ... ... 4,902 12 8 Salaries ... ... ... 1,112 10 0 Design fees ... ... ... 29 1 0 Clerical assistance ... ... 165 5 0 Trade-mark fees ... ... 1,039 8 6 Copying specifications... ... 573 Sale of Acts, Gazettes, Name Pees to Patent Office Agents ... 84 15 0 Index, &c. ... ... 43 10 0 Binding printed specifications, &c, presented to Office by other countries* ... ... ... 86 14 0 Printing Patents Gazette* ... 897 16 6 Printing Patents and Trade-marks Name Index* ... ... 153 8 0 Other printing and binding* ... 152 17 0 Stationery ... ... ... 24 4 5 Scamps * ... ... ... 52 0 0 Books, patent laws, &c. ... 1 15 0 Telephone ... ... ... 7 2 9 Payments refunded ... ... 4300 Incidental expenses ... ... 36 0 5 Balance for the year ... ... 3,19116 10 £6,014 12 2 £6,014 12 2 * Printing and binding done and figures supplied by Government Printing Office.

B.—Table showing Revenue and Expenditure for each of the Last Eight Years.

Year. Eeceipts. Expenditure. Surplus. Year. Receipts. Expenditure. Surplus. 1902 1903 1904 1905 £ s. d. £ s. d. £ a. d. .. 3,999 3 3 1,344 17 1 2,654 6 2 .. 5,290 2 7* 1,657 1 5 3,633 1 2 .. 4,642 19 6 1,775 17 11 2,867 1 7 .. 4,970 2 6 2,297 9 8 2,672 12 10 I 1906 1907 1908 1909 £ s. a. £ s. a. & s. a. .. 5,641 0 6 2,237 19 1 3,403 1 5 .. 5,916 4 6 2,602 4 10 3,313 19 8 .. 5,470 6 1 2,822 3 5 2,648 2 8 .. 6,014 12 2 2,822 15 4 3,191 16 10 * Eenewal fees. In 1903 the renewal fees for all marks register! )d prior to the commencement of the Act of 1889 were payable.