Canadian Patent Classifications

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Class 115 Marine propulsion
cpcdescription
115/0.5(0.5) Position Maintaining Systems
115/1(1) Outboard Water Screws
115/2(1) Outboard Water Screws (2) Electric Powered
115/3(1) Outboard Water Screws (3) Combustion Engine Powered
115/4(1) Outboard Water Screws (3) Combustion Engine Powered (4) Cooling Systems
115/5(1) Outboard Water Screws (3) Combustion Engine Powered (4) Cooling Systems (5) Immersed Combustion Chamber
115/6(1) Outboard Water Screws (3) Combustion Engine Powered (6) Lubricating, Starting and Exhaust
115/7(1) Outboard Water Screws (3) Combustion Engine Powered (7) Rotating, Reversing and R.M.P. Control
115/8(1) Outboard Water Screws (3) Combustion Engine Powered (7) Rotating, Reversing and R.M.P. Control (8) Propeller Mountings and Drives
115/9(1) Outboard Water Screws (9) Brackets, Suspensions and Mountings
115/10(1) Outboard Water Screws (9) Brackets, Suspensions and Mountings (10) Tilting and Vibration Dampening
115/11(1) Outboard Water Screws (11) Cowls and Engine Covers
115/12(12) Inboard/Outboard Water Screws
115/13(12) Inboard/Outboard Water Screws (13) Steering and Manoeuvring
115/14(14) Reaction Propulsion
115/15(14) Reaction Propulsion (15) Liquid Jet (Orifice or Nozzle)
115/16(14) Reaction Propulsion (15) Liquid Jet (Orifice or Nozzle) (16) Pulsating or Intermittent
115/17(14) Reaction Propulsion (17) Gaseous Jet
115/18(14) Reaction Propulsion (18) Reaction Steering and Manoeuvring Systems
115/19(19) Occupant Operated Propelling Means
115/20(19) Occupant Operated Propelling Means (20) Water Cycles
115/21(19) Occupant Operated Propelling Means (21) Swimming Machines
115/22(22) Marine Propellers
115/23(22) Marine Propellers (23) Bladed Water Screws
115/24(22) Marine Propellers (23) Bladed Water Screws (24) Controlling and Driving
115/25(22) Marine Propellers (23) Bladed Water Screws (24) Controlling and Driving (25) Variable Pitch
115/26(22) Marine Propellers (23) Bladed Water Screws (24) Controlling and Driving (25) Variable Pitch (26) Reversible
115/27(22) Marine Propellers (23) Bladed Water Screws (27) Fitting, Suspending and Mounting
115/28(22) Marine Propellers (23) Bladed Water Screws (27) Fitting, Suspending and Mounting (28) Steering Propellers
115/29(22) Marine Propellers (23) Bladed Water Screws (27) Fitting, Suspending and Mounting (29) Depth Adjustable Propellers
115/30(22) Marine Propellers (23) Bladed Water Screws (27) Fitting, Suspending and Mounting (30) Guards and Screens
115/31(22) Marine Propellers (31) Helical Screws
115/32(22) Marine Propellers (32) Paddle Wheels
115/33(22) Marine Propellers (33) Reciprocating or Oscillating Propellers
115/34(22) Marine Propellers (34) Endless Belt or Chain Propellers
115/35(22) Marine Propellers (35) Revolving or Articulated Hull
115/36(22) Marine Propellers (36) Oars
115/37(22) Marine Propellers (36) Oars (37) Bowfacing
115/38(22) Marine Propellers (36) Oars (38) Oarlocks
115/39(39) Miscellaneous

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