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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting By Geographic Region (State and Country),
Breakout By Technology Class

Count of 1998 - 2002 Utility Patent Grants,
By Calendar Year of Grant

- Explanation of Data -

Rank Ordered Listing of Technology Classes Receiving 1 or More Utility Patents During the Period
Originating From

SOUTH AFRICA

( patent origin is determined by the residence of the first-named inventor )
( technology class is determined by the primary classification assigned to the patent- see 'Explanation of Data' )

The following table displays technology classes and counts of associated patents, as distributed by the year of patent grant
Class Class Title 1998 1999 2000 2001 2002 Total
210 Liquid Purification or Separation 5 2 7 9 5 28
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 6 7 5 4 5 27
340 Communications: Electrical 3 4 5 7 2 21
198 Conveyors: Power-Driven 2 3 3 3 2 13
604 Surgery (Medicators and Receptors) 5 2 4 0 2 13
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 1 1 1 7 2 12
405 Hydraulic and Earth Engineering 3 4 2 2 0 11
423 Chemistry of Inorganic Compounds 0 3 2 3 3 11
473 Games Using Tangible Projectile 5 2 0 2 2 11
015 Brushing, Scrubbing, and General Cleaning 3 2 2 1 2 10
428 Stock Material or Miscellaneous Articles 6 1 1 1 1 10
052 Static Structures (e.g., Buildings) 4 1 1 1 2 9
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 0 0 2 4 3 9
532 Organic Compounds (includes Classes 532-570) 1 1 2 2 3 9
606 Surgery (instruments) 3 2 3 1 0 9
222 Dispensing (apparatus and process) 1 1 2 1 3 8
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 1 2 1 0 3 7
435 Chemistry: Molecular Biology and Microbiology 0 2 1 3 1 7
439 Electrical Connectors 1 2 1 2 1 7
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 2 2 0 2 1 7
209 Classifying, Separating, and Assorting Solids 0 2 2 1 1 6
273 Amusement Devices: Games 0 1 1 2 2 6
280 Land Vehicles 1 2 0 2 1 6
426 Food or Edible Material: Processes, Compositions, and Products 0 2 1 1 2 6
427 Coating Processes 2 0 1 1 2 6
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 1 0 1 2 2 6
137 Fluid Handling 1 1 0 1 2 5
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 1 0 2 0 2 5
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 2 0 0 0 3 5
414 Material or Article Handling 2 1 1 0 1 5
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 1 0 1 2 1 5
029 Metal Working 1 1 0 0 2 4
037 Excavating 0 2 0 0 2 4
053 Package Making 0 1 2 0 1 4
073 Measuring and Testing 0 2 1 1 0 4
089 Ordnance 0 1 0 3 0 4
102 Ammunition and Explosives 0 0 2 2 0 4
128 Surgery (includes Class 600) 1 1 1 0 1 4
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 0 2 0 0 2 4
173 Tool Driving or Impacting 0 2 2 0 0 4
220 Receptacles 0 2 0 2 0 4
244 Aeronautics 0 0 1 2 1 4
343 Communications: Radio Wave Antennas 0 0 0 0 4 4
380 Cryptography 1 0 1 0 2 4
404 Road Structure, Process, or Apparatus 2 1 0 0 1 4
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 0 2 0 1 1 4
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 1 3 0 0 0 4
460 Crop Threshing or Separating 0 0 0 1 3 4
034 Drying and Gas or Vapor Contact with Solids 0 1 2 0 0 3
040 Card, Picture, or Sign Exhibiting 2 0 0 1 0 3
043 Fishing, Trapping, and Vermin Destroying 0 1 1 0 1 3
062 Refrigeration 0 0 0 1 2 3
072 Metal Deforming 0 2 0 0 1 3
081 Tools 0 0 2 1 0 3
106 Compositions: Coating or Plastic 0 1 0 0 2 3
114 Ships 0 1 1 1 0 3
174 Electricity: Conductors and Insulators 3 0 0 0 0 3
175 Boring or Penetrating the Earth 1 0 0 1 1 3
203 Distillation: Processes, Separatory 0 0 0 0 3 3
204 Chemistry: Electrical and Wave Energy 0 0 1 1 1 3
206 Special Receptacle or Package 1 0 1 1 0 3
219 Electric Heating 0 0 0 1 2 3
299 Mining or In Situ Disintegration of Hard Material 1 1 1 0 0 3
324 Electricity: Measuring and Testing 1 0 1 0 1 3
361 Electricity: Electrical Systems and Devices 1 0 1 1 0 3
362 Illumination 0 2 0 0 1 3
585 Chemistry of Hydrocarbon Compounds 0 1 0 1 1 3
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 1 1 0 1 0 3
702 DP: Measuring, Calibrating, or Testing (Data Processing) 1 2 0 0 0 3
044 Fuel and Related Compositions 1 0 1 0 0 2
060 Power Plants 0 0 1 1 0 2
074 Machine Element or Mechanism 1 0 1 0 0 2
076 Metal Tools and Implements, Making 0 0 1 1 0 2
086 Ammunition and Explosive-Charge Making 1 1 0 0 0 2
099 Foods and Beverages: Apparatus 0 0 2 0 0 2
105 Railway Rolling Stock 1 0 0 0 1 2
108 Horizontally Supported Planar Surfaces 1 0 0 1 0 2
109 Safes, Bank Protection, or a Related Device 0 0 1 0 1 2
127 Sugar, Starch, and Carbohydrates 0 1 0 1 0 2
131 Tobacco 0 0 2 0 0 2
132 Toilet 1 1 0 0 0 2
134 Cleaning and Liquid Contact with Solids 0 0 0 1 1 2
138 Pipes and Tubular Conduits 0 1 1 0 0 2
149 Explosive and Thermic Compositions or Charges 0 1 0 0 1 2
188 Brakes 1 0 0 1 0 2
212 Traversing Hoists 2 0 0 0 0 2
239 Fluid Sprinkling, Spraying, and Diffusing 0 0 1 0 1 2
248 Supports (e.g., for holding articles, etc.) 0 1 1 0 0 2
252 Compositions 0 1 0 1 0 2
254 Implements or Apparatus for Applying Pushing or Pulling Force 0 0 1 1 0 2
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 0 1 1 0 0 2
267 Spring Devices 0 0 1 0 1 2
297 Chairs and Seats 1 0 1 0 0 2
315 Electric Lamp and Discharge Devices: Systems 0 0 1 1 0 2
356 Optics: Measuring and Testing 0 0 2 0 0 2
359 Optics: Systems (Including Communication) and Elements 1 0 0 1 0 2
373 Industrial Electric Heating Furnaces 0 0 0 1 1 2
417 Pumps 1 0 1 0 0 2
438 Semiconductor Device Manufacturing: Process 0 1 1 0 0 2
440 Marine Propulsion 0 0 1 1 0 2
441 Buoys, Rafts, and Aquatic Devices 0 1 1 0 0 2
451 Abrading 0 1 0 1 0 2
455 Telecommunications 0 0 0 1 1 2
463 Amusement Devices: Games 0 0 0 1 1 2
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 0 0 0 2 0 2
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 0 0 2 0 0 2
002 Apparel 0 0 0 1 0 1
004 Baths, Closets, Sinks, and Spittoons 0 1 0 0 0 1
005 Beds 0 1 0 0 0 1
042 Firearms 1 0 0 0 0 1
049 Movable or Removable Closures 1 0 0 0 0 1
051 Abrasive Tool Making Process, Material, or Composition 0 0 1 0 0 1
056 Harvesters 0 0 0 0 1 1
057 Textiles: Spinning, Twisting, and Twining 0 0 0 1 0 1
065 Glass Manufacturing 1 0 0 0 0 1
070 Locks 1 0 0 0 0 1
091 Motors: Expansible Chamber Type 1 0 0 0 0 1
104 Railways 1 0 0 0 0 1
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 1 0 0 0 0 1
119 Animal Husbandry 1 0 0 0 0 1
123 Internal-Combustion Engines 1 0 0 0 0 1
126 Stoves and Furnaces 0 1 0 0 0 1
135 Tent, Canopy, Umbrella, or Cane 1 0 0 0 0 1
148 Metal Treatment 0 0 1 0 0 1
152 Resilient Tires and Wheels 0 0 1 0 0 1
160 Flexible or Portable Closure, Partition, or Panel 0 1 0 0 0 1
162 Paper Making and Fiber Liberation 1 0 0 0 0 1
177 Weighing Scales 1 0 0 0 0 1
180 Motor Vehicles 0 1 0 0 0 1
193 Conveyors, Chutes, Skids, Guides, and Ways 0 0 1 0 0 1
194 Check-Actuated Control Mechanisms 1 0 0 0 0 1
208 Mineral Oils: Processes and Products 0 0 0 0 1 1
211 Supports: Racks 0 0 0 0 1 1
215 Bottles and Jars 0 0 0 1 0 1
217 Wooden Receptacles 1 0 0 0 0 1
223 Apparel Apparatus 0 0 0 1 0 1
229 Envelopes, Wrappers, and Paperboard Boxes 1 0 0 0 0 1
236 Automatic Temperature and Humidity Regulation 0 0 0 1 0 1
281 Books, Strips, and Leaves 0 1 0 0 0 1
285 Pipe Joints or Couplings 0 0 0 1 0 1
290 Prime-Mover Dynamo Plants 0 0 1 0 0 1
292 Closure Fasteners 0 0 0 1 0 1
307 Electrical Transmission or Interconnection Systems 0 0 0 1 0 1
312 Supports: Cabinet Structure 0 1 0 0 0 1
320 Electricity: Battery or Capacitor Charging or Discharging 0 0 0 0 1 1
322 Electricity: Single Generator Systems 0 0 0 1 0 1
337 Electricity: Electrothermally or Thermally Actuated Switches 1 0 0 0 0 1
341 Coded Data Generation or Conversion 0 0 1 0 0 1
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 0 0 0 0 1 1
348 Television 1 0 0 0 0 1
363 Electric Power Conversion Systems 1 0 0 0 0 1
366 Agitating (e.g., of articles and materials) 0 0 0 0 1 1
370 Multiplex Communications 0 0 1 0 0 1
372 Coherent Light Generators 0 0 0 1 0 1
379 Telephonic Communications 1 0 0 0 0 1
382 Image Analysis 0 1 0 0 0 1
392 Electric Resistance Heating Devices 0 0 1 0 0 1
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 0 0 1 0 0 1
410 Freight Accommodation On Freight Carrier 0 0 0 1 0 1
412 Bookbinding: Process and Apparatus 1 0 0 0 0 1
415 Rotary Kinetic Fluid Motors or Pumps 0 1 0 0 0 1
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 0 1 0 0 0 1
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 0 1 0 0 0 1
432 Heating 0 0 1 0 0 1
433 Dentistry 0 1 0 0 0 1
436 Chemistry: Analytical and Immunological Testing 1 0 0 0 0 1
446 Amusement Devices: Toys 0 1 0 0 0 1
482 Exercise Devices 1 0 0 0 0 1
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 0 0 0 1 0 1
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 0 0 0 1 0 1
ALL ALL CLASSES 115 110 111 120 113 569


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