Sampling of Canadian Issued Patents
Below is a list of some of the patents drafted by us which have issued in Canada. For a list of patents drafted by us which have issued in the United States, click here .
| Title | Number |
| Stuffing Box For Progressing Cavity Pump Drive | 2,629,278 |
| A Method For Recovering Sulphur From Gas Streams | 2,568,303 |
| Electrical Profile Monitoring System For Detection of Atypical Consumption | 2,549,087 |
| System Method and Apparatus For Desanding Wellhead Production | 2,535,215 |
| Window Reaming and Coring Apparatus and Method of Use | 2,532,929 |
| External Incontinance Clamp | 2,520,490 |
| Pressure Actuated Perforation with Automatic Fluid Circulation for Immediate Production Removal Of Debris | 2,487,878 |
| Frameless Snubbing Unit | 2,485,202 |
| Enhanced Co-Production of Natural Gas And Bitumen Using Waste Gas Displacement | 2,483,896 |
| Erosion Indicating Safety Fitting | 2,483,135 |
| Multi-Story Water Distribution System | 2,468,076 |
| Pressure Actuated Perforation with Continuous Removal Of Debris | 2,462,412 |
| Pass Through Valve and Stab Tool | 2,460,712 |
| Apparatus and Method For the Removal of Moisture And Mists From Gas Flows | 2,457,203 |
| Universal Pressure Protector For A Polish Rod | 2,452,696 |
| Apparatus and Method For Lining in Situ Pipe | 2,452,413 |
| Modular Stackable Fence Apparatus | 2,433,743 |
| Desanding Apparatus System | 2,433,741 |
| Abrasion Resistant Frac Head | 2,430,784 |
| Dual Capacity Flush Valve Assembly For a Toilet | 2,416,848 |
| Inertial System for Detecting Foreign Objects Between Contra Rotating Rolls | 2,411,829 |
| Drum Lid For Minimal Liquid Carryover in a Vacuum System | 2,411,497 |
| Multi Chamber Positive Displacement Fluid Device | 2,387,635 |
| High Pressure Adjustable Spray Nozzle Apparatus | 2,383,414 |
| Rotational Impact Drill Assembly | 2,380,520 |
| Downhole Anti Rotation Tool | 2,373,734 |
| Convective Heating System Liquid Storage Tank | 2,367,630 |
| Laser Diode Excited Biological Particle Detection System | 2,363,853 |
| Muntin Bar Clip | 2,359,845 |
| Equine Dental Speculum | 2,342,272 |
| Articulated Robotic Scanner for Mine Detection | 2,339,924 |
| Parts of Façade Partition Wall or Equal Construction Which Can be Used on Both Sides and Mountings for This Façade | 2,338,803 |
| Linear Coiled Tubing Injector | 2,332,420 |
| Hybrid Sectional and Coiled Tubing Drilling Rig | 2,332,290 |
| Modular Construction System | 2,310,880 |
| Scoring Tool For Siding Material and Method of Use | 2,304,051 |
| Broad Spectrum Decontamination Formulation and Method of Use | 2,300,698 |
| Method for Determining the Concentration of Gas In a Liquid | 2,299,922 |
| Enclosed Ground Flare Incinerator | 2,293,848 |
| Rotating Push Rod Boring System | 2,287,050 |
| Homogenizing Process for Fiber Wrapped Structural Composites | 2,269,976 |
| Wind Driven Turbine | 2,299,154 |
| Junk Basket and Method of Use | 2,291,991 |
| Portable Pedal-Operated Paddlewheel Boat | 2,278,868 |
| Homogenizing Process for Fiber-Wrapped Structural Composites | 2,269,976 |
| Container and Lock for a Bag Fluid Fitting | 2,265,057 |
| Downhole Anti-rotation Tool | 2,264,467 |
| Apparatus and Process for Cleaning Clearwater Drilling Muds | 2,258,365 |
| Polish Rod Protector Sleeve | 2,246,196 |
| Apparatus and Process for Clearance of Unexploded Ordnance | 2,237,972 |
| Flow-restricting Toilet Bowl Refill Tube Discharge | 2,237,772 |
| Self-Righting Street Sign | 2,233,379 |
| Pump to Surface Pump | 2,232,890 |
| Enhanced Lift Method and Apparatus for the Production of Hydrocarbons | 2,228,416 |
| Improved Method and Apparatus for Injection of Tubing into Wells | 2,225,892 |
| en Retention System | 2,217,270 Scre |
| Crankcase Breather Valve for Engines with Synchronous Piston Movement | 2,214,740 |
| Well Collar Identification Method | 2,201,215 |
| Acoustic Pulse Gun Assembly | 2,200,638 |
| Apparatus and Method for Separation of Solids from Liquid | 2,184,535 |
| Method of Determining Inflow Rates from Underbalanced Wells | 2,177,623 |
| Method of Determining Gas-Oil Ratios from Producing Oil Wells | 2,174,885 |
| Anchoring Device for Tubing String | 2,088,757 |
| Rotor Placer for Progressive Cavity Pump | 2,049,502 |
| Method and Apparatus for the Determination of Formation Fluid Flow Rates and Reservoir Deliverability | 2,034,444 |
| ESISTANT BIN | 119035 ANIMAL R |
| AIN HOPPER | 116227 GR |
| UG ADAPTER | 111364 PL |
| UG TERMINATION HANDLES | 111363 PL |
| ALK LINE WITH HANDLE | 110584 CH |
| ALK LINE WITH HANDLE | 110583 CH |
| FANT KEEPSAKE CABINET | 107293 IN |
| ACKING CATERING CONTAINERS | 105630 ST |
| ALK LINE WITH HANDLE | 100905 CH |
| f Ball Slide Viewer | 97816 Gol |
| sonal steam cabinet | 93645 Per |
| l access waste disposal container | 91915 Dua |
| l screen computer interface | 91347 Dua |
| king stick with mirror | 91203 Wal |
| te disposal container | 89924 Was |
| king plank | 87572 Dec |