H.—lo.

H.—Table showing Number of Applications for Patents for the Different Classes of Inventions for each of the Years 1921, 1922, and 1923.

1. —Applications pending at end of Year 1923. Total, 1,956. J.—Patents in Force at End of Year 1923. Patents sealed from 31st December, 1920, to 31st December, 1923 .. 3,171 Third-year fees paid from 31st December, 1920, to 31st December, 1923 .. 1,809 Fourth-year fees paid from 31st December, 1919, to 31st.December, 1923 . . 5 Sixth-year fees paid, from 31st December, I 917, to 31st December, 1923 .. 1,322 Seventh-year Ices paid from 31st December, 1916, to 31st December, 1923 . . 355 Total .. .. .. .. .. .. .. 6,662

6

H.—Table showing Number of A: Inventions for i 'plications for patents for the different ;ach of the Years 1921, 1922, and 1923. Ilasses O. Class. 1921. 1921. 1922. 1923. Class. j 1921. 1922. I I 1923. Advertising and displaying signs, 27 &c. Aeronautics .. .. .. 8 Amusements, music, exercisers, 85 games, &c. Attaching and scouring (inoluding 74 bolts, ties, &c.) Advertising and displaying signs, 27 26 26 Illuminating (except gas-manufao- 57 79 71 &o. ture) Aeronautics .. .. .. 8 8 7 Indicating, calculating, and measur- 88 115 84 Amusements, music, exercisers, 85 81 84 j ing (inoluding moisture-testers) frames. &c. 27 8 85 26 8 81 26 7 84 57 88 79 115 71 84 games, ikc. Attaching and scouring (including 74 123 70 j Kitchen utensils and cooking- 61 103 85 bolts, ties, &c.) appliances (including ovens) 74 123 70 61 103 85 Boilers (steam) .. .. .. 16 Boots and shoes .. .. 32 Bottles, bottling, and glass-working 17 Boxes, cans, and casks .. .. 87 Brewing, distilling, &o. .. .. 85 Brooms and brushes (including 31 mops) Building-construction .. .. 7.1 „ (brick and cement com- 122 positions and moulding) (windows and doors) .. 21 Boilers (steam) .. .. ..16 10 12 I Lifting, hauling, and loading .. 45 60 50 Boots and shoes .. .. 32 58 39 j Locks, latches, and hinges .. 39 70 33 Bottles, hnttlinf. and fflasK-wnrkinp 17 39 29 16 32 17 87 85 31 10 58 39 143 22 25 12 39 29 111 12 20 45 39 60 70 50 88 .uouies, uotcnng, ana glass-working iv ay aa i Boxes, cans, and casks .. .. 87 143 111 ' Marino and submarine (inoluding 36 16 16 Brewing, distilling, &o. .. ..85 22 12 lake and river engineering) Brooms and brushes (including 31 25 20 , Marking (tickets, labels, &c.) ..17 9 13 mops) I Medicines and surgical appliances 39 56 49 Building-construction .. .. 7.1 71 60 : (including ear-instruments, dontal „ (brick and cement com- 122 93 69 work, &c.) positions and moulding) Metal-working (inoluding welding, 50 50 36 (windows and doors) 21 48 56 stamping, anil plating) j Milking-machines* .. .. 126 134 94 Chemicals .. .. 62 46 35 Minerals (inoluding filtration, lixi 35 24 35 Cleaning, polishing, Ac. .. ..25 41 26 j viation, screens, &o.) Closets and urinals .. 23 34 33 „ (magnetic separators) .. 1 1 2 Coin-freed mechanism .. .. ! 2 4 2 „ (stampers and pulverizers) I 4 4 1 36 16 16 17 39 9 56 18 49 7.1 122 71 93 60 09 50 50 36 21 48 56 126 35 134 24 94 35 Chemicals .. .. .. 62 Cleaning, polishing, &o. .. .. 25 Closets and urinals .. .. 23 Coin- freed mechanism .. .. ! 2 Cooling and freezing .. .. 25 Cultivating and tilling .. .. 43 Cutting and sawing, and tools .. 120 62 25 23 2 25 43 120 46 41 34 4 43 45 111 35 26 33 2 31 34 85 1 4 1 4 2 1 Cooling and freezing .... 25 43 31 Cultivating and tilling .. 43 45 34 Oils and lubricators .. 50 45 37 I ',11 l.f.i VKV .l.riH ufi.wMnrr >» v, .1 Innlo 1 Ofl ' 111 ft.^ 50 45 37 Cutting and sawing, and tools .. 120 111 85 Paints and painting (inoluding 58 45 18 Dairying* .. .. 50 | 75 98 kauri-gum) Drains and sewers .. .. 10 j 11 7 Pipes, tubes, and hose .. 28 38 29 Dredging and excavating (including 33 I 18 8 Preserving .. .. 20 13 22 rock-drills) I Presses .. .. 13 4 23 Drying .. .. .. 20 j 40 26 Printing and photography .. 34 36 38 I Pumps and sprayers (except rotaiy 54 55 29 Electricity and magnetism .. 138 151 122 i pumps) Eneines (air. sas. and oil! .. 104 i 120 49 I 58 45 18 Dairying* .. .. 50 Drains and sewers .. .. 10 Dredging and excavating (including 33 rock-drills) Drying .. .. .. 20 50 10 33 75 11 18 98 7 8 28 20 13 34 54 38 13 4 36 55 29 22 23 38 29 20 40 26 Electricity and magnetism .. 138 Engines (air, gas, and oil) .. 104 (steam), including rotary 23 pumps (miscellaneous and engine 113 accessories), including ourrent motors, solar motors, tide motors, wave motors, windmills miscellaneous motors Explosives, firearms, and targets .. 17 Exterminating (including trapping 33 animals) engines (air, gas, ana on; .. 101 ' vm et» I (steam), including rotary 23 30 25 i Railways and tramways.. .. 59 56 81 pumps I Roads and ways (inoluding road- 1 14 21 (miscellaneous and engine 113 139 90 watering) inelndinff accessories;, inciuaing ourrent motors, solar Seed-dressing, chaff-cutting, and 16 14 13 motors, tide motors, ! threshing wave motors, wind- Seed-sowers .. .. .. 6 8 4 mills miscellaneous Sewing and knitting .. ..32 28 29 motors Sheep and cattle (inoluding veteri- 38 57 26 Explosives, firearms, and targets 17 3 5 nary appliances) Exterminating (including trapping 33 41 26 Sheep shearing and clipping .. 6 11 10 animals) Shop and hotel fittings .. 31 23 25 Stationery and paper .. 82 69 62 Feneinp .. .. 1R 2fi 20 138 104 23 113 151 120 30 139 122 49 25 90 59 1 10 56 14 14 81 21 13 6 32 38 8 28 57 4 29 26 17 33 3 41 5 26 6 31 82 11 23 69 10 25 62 Fencing .. .. .. 18 (strainers) .. .. 4 Fibre-dressing (including rope- 17 making) Filters .. .. .. .. 8 Fire alarms, escapes, ladders, and 30 extinguishers Food .. .. .. ..38 Furnaoes and kilns (including smoke- 17 consumers) Furniture and upholstery, deBks, 77 blinds, curtains, &c. fencing .. .. .. la no au (strainers) .. .. 4 9 6 Telephony and telegraphy (including 139 129 128 Fibre-dressing (including rope- 17 22 14 phonographs) making) Tobacco .. .. 11 9 11 TCHoro s 1fi R 18 4 17 26 9 22 20 6 14 139 129 128 8 23 11 9 11 Filters .. .. .. .. 8 16 8 Fire alarms, escapes, ladders, and 30 17 23 Valves and cocks .. 24 48 21 extinguishers Vehicles .. .. .. 146 168 175 Food .. .. .. ..38 39 30 „ (velocipedes) .. ..67 84 45 Furnaoes and kilns (including smoke- 17 26 26 Ventilating .. .. ..10 13 9 consumers^ 8 30 16 17 24 146 67 10 48 168 84 13 21 175 45 9 38 17 39 26 30 26 consumers) Furniture and upholstery, desks, 77 115 100 Washing and cleansing .. 43 54 32 blinds, curtains, &e. Water-supplying .. 13 25 16 Wearing-apparel .. 52 54 75 Gas-manufaeture for lighting, heat- 27 30 15 Wools and hides .. 16 19 13 77 115 100 43 13 52 16 54 25 54 19 32 16 75 13 Gas-manufaeture for lighting, heat- 27 ing, or power purposes 27 30 15 ing, or power purposes Miscellaneous inventions not in 33 32 23 Harness (including horse, &c., covers) 18 11 8 other classes, as indiarubberHarvesting and grading .. .. 19 ' 28 20 manufacture, fishing-appliances, Heating, and fuel-manufacture .. 102 i 108 79 &c. 18 19 102 II 28 108 8 20 79 33 82* 23 Harness (including horse, &c., covers) 18 Harvesting and grading .. .. 19 Heating, and fuel-manufacture .. 102 * Prior to 1911, milking-machines were included in class "Dairying," but are now a separate class. Note.—Owing to some inventions being classified under more than one heading, the ilgures will total more than the actual number of applications received. 1. —Applications pendinc at end of Year 1923. Total, 1,956. J.—Patents in Force at End of Year 1923. Patents sealed from 31st December, 1920, to 31 st December, 1923 .. 3,17! Third-year fees paid from 31st December, 1920, to 31st December, 1923 .. 1 ,809 Fourth-year fees paid from 31st December, 1919, to 31st.December, 1923 .. 5 Sixth-year fees paid, from 31st December, I 917, to 31st December, 1923 .. 1,322 Seventh-year fees paid from 31st December, 1916, to 31st December, 1923 . . 355 Total .. .. .. .. .. .. .. 6,662