H.—lo.

G. —Number of Applications for Patents for the Different Classes of Inventions in each of the Years 1934 and 1935, together with the Average for the Years 1929-33 (inclusive).

Note. —Owing to some inventions being classified under more than one heading, the figures will total more than the actual number of applications received.

H. —Total Number of Applications for Patents, Letters Patent sealed, and Letters Patent in Force for Full Term under the Different Patents Acts, up to 31st December, 1935 (inclusive).

6

Class. 1929-331 1934. 1935. Class. 1929-33 1934. 1936. Advertising and displaying signs, 25-2 25 18 Illuminating (except gas-manufac- 56-6 59 72 &c. ture) Aeronautics .. .. 15 • 6 14 15 Indicating, calculating, and measur- 62-6 40 48 Amusements, music, exercisers, 61-0 51 50 ing (including moisture-testers) games, &c. Attaching and securing (including 24-0 25 16 Kitchen utensils and cooking 54-4 35 53 bolts, ties, &c.) appliances (including ovens) Boilers (steam) .. .. .. 9'8 4 2 Lifting, hauling, and loading .. 59-4 22 22 Boots and shoes .. ..24-6 26 17 Locks, latches, and hinges .. 25'8 22 18 Bottles, bottling, and glass-working 34-0 29 33 Boxes, cans, and casks .. 83'0 80 62 Marine and submarine (including 18'6 24 12 Brewing, distilling, &c. .. .. 15'4 10 11 lake and river engineering) Brooms and brushes (including 17-4 11 16 Marking (tickets, labels, &c.) .. 12-8 9 8 mops) Medicines and , surgical appliances 34-2 32 21 Building-construction .. .. 41- 8 27 21 (including ear-instruments, dental Building - construction (brick and 33-0 19 17 work, &c.) \ cement compositions and mould- Metal-working (including welding, 24-0 16 29 ing) stamping, and plating) Building-construction (windows and 29-0 15 14 Milking-machines* .. ..44-2 44 27 doors) Minerals (including filtration, lixi- 19'4 15 19 viation, screens, &c.) Chemicals ... .. ■■ 16'8 6 12 Minerals (magnetic separators) .. 1-0 .. 1 Cleaning, polishing, &c. .. .. 23'8 23 14 Minerals (stampers and pulverizers) 3-2 6 4 Closets and urinals .. 26-0 13 22 Coin-freed mechanism .. .. 14-2 ,10 15 Oils and lubricators .. ..19-4 20 14 Cooling and freezing .. .. 32'0 19 22 Cultivating and tilling .. 49 • 8 41 40 Paints and painting (including 14-4 12 3 Cutting and sawing, and tools .. 55-4 52 50 kauri-gum) Pipes, tubes, and hose .. 23 • 8 21 14 Dairying* .. ..52-0 47 50 Preserving .. .. 16'0 16 16 Drains and sewers .. .. 3-8 1 2 Presses .. .. .. 9-6 3 4 Dredging and excavating (including 7-8 7 7 Printing and photography . . 32-4 32 1.7 rock drills) Pumps and sprayers (except rotary 25-4 20 25 Drying .. •• ..17-4 15 20 pumps) Electricity and magnetism .. 102-8 84 76 Railways and tramways .. 24-8 13 9 Engines (air, gas, and oil) .. 54-0 60 46 Roads and ways (including road 17-8 7 15 Engines (steam), including rotary 15-6 12 13 watering) pumps Engines (miscellaneous and engine 37-0 36 26 Seed-dressing, chaff - cutting, and 6-6 6 6 accessories), including current threshing motors, solar motors, tide motors, Seed-sowers .. .. ..20-2 9 12 wave motors, windmills, miscel- Sewing and knitting .. .. 21-0 23 17 laneous motors Sheep and cattle (including veteri- 32-4 27 28 Explosives, firearms, and targets .. 4-8 5 8 nary appliances) Exterminating (including trapping 20-0 20 33 Sheep shearing and clipping .. 3-8 3 3 animals) Shop and hotel fittings .. .. 27-4 25 25 Stationery and paper .. 40 • 6 34 35 Fencing •• •• 18'0 10 12 Fencing (strainers) .. .. 2-8 2 1 Telephony and telegraphy (including 235• 6 306 319 Fibre-dressing (including rope- 23-4 17 26 phonographs, &c.) making) Tobacco .. .. ..16-6 25 7 Filters . • • • • ■ 6-8 3 2 Fire alarms, escapes, ladders, and 14-8 13 9 Valves and cocks .. ..16-6 17 18 extinguishers Vehicles .. .. .. 94-2 57 61 Food .. •• •• ..21-0 14 18 Vehicles (velocipedes) .. ..22-6 21 17 Furnaces and kilns (including smoke- 18-8 15 18 Ventilating .. .. .. 7-6 5 12 consumers) Furniture and upholstery, desks, 49-2 35 38 Washing and cleansing .. ..36-0 25 27 blinds, curtains, &c. Water-supplying .. .. 8-0 7 9 Wearing-apparel .. ..46-0 53 56 Gas-manufacture for lighting, heat- 7-0 8 5 Wools and hides .. ..14-8 9 10 ing, or power purposes Miscellaneous inventions not in 22-4 18 12 Harness (including horse, &c., covers) 3-8 5 8 other classes, as indiarubberHarvesting and grading .. 35 • 0 24 22 manufacture, fishing-appliances, Heating, and fuel-manufacture .. 49-2 33 49 &c. * Prior to 1911 milking-machines were included in class " Dairying," but are now a separate class.

Number , T , Total on which I Number of Letters Patent , . , ej īf. s °? Applications. have been w £ Ioh F ™ al sealed. *eepaid. Act of I860 .. • • 1861 to 1870 .. .. 109 109 109 „ 1870 .. • ■ 1871 to 1883 .. .. 881 687 465 „ 1883 .. •• 1884 to 1889 .. .. 3,170 1,757 368 Acts of 1889 and 1908 .. 1890 to 30th June, 1912 .. 27,419 12,711 2,591 Act of 1911 .. 1st July, 1912, to 30th June, 1922 16,750 7,773 1,660 „ 1921-22 .. .. 1st July, 1922, to 31st Dec., 1935 27,073 j 14,464 2,781 Grand totals .. 75,402 37,501 7,974