U.S. PATENT AND TRADEMARK OFFICE
Information Products Division
Technology Assessment and Forecast (TAF) Branch

Patenting In Metropolitan and Non-Metropolitan Areas of the United States
Breakout By Technology Class
1995 - 1999 Utility Patent Grants

[Explanation of Data]

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

_Non-Metropolitan Areas, MARYLAND

(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')

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Class 141 , Fluent Material Handling, with Receiver or Receiver Coacting Means

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 1 1 4 7

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Class 137 , Fluid Handling

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 1 1 3 6

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Class 198 , Conveyors: Power-Driven

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 2 1 0 2 5

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Class 073 , Measuring and Testing

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 3 1 0 4

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Class 200 , Electricity: Circuit Makers and Breakers

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 1 2 4

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Class 002 , Apparel

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 0 2 3

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Class 210 , Liquid Purification or Separation

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 1 0 1 3

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Class 264 , Plastic and Nonmetallic Article Shaping or Treating: Processes

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 0 2 0 3

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Class 434 , Education and Demonstration

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 2 0 1 0 0 3

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Class 119 , Animal Husbandry

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 0 1 0 2

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Class 202 , Distillation: Apparatus

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 1 0 0 2

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Class 208 , Mineral Oils: Processes and Products

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 0 0 1 2

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Class 219 , Electric Heating

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 1 1 2

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Class 237 , Heating Systems

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 0 1 0 2

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Class 367 , Communications, Electrical: Acoustic Wave Systems and Devices

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 0 1 2

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Class 368 , Horology: Time Measuring Systems or Devices

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 1 0 0 0 2

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Class 375 , Pulse or Digital Communications

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 0 0 1 2

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Class 414 , Material or Article Handling

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 1 0 0 2

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Class 428 , Stock Material or Miscellaneous Articles

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 1 1 2

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Class 514 , Drug, Bio-Affecting and Body Treating Compositions

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 2 0 0 2

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Class 005 , Beds

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 0 1 1

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Class 015 , Brushing, Scrubbing, and General Cleaning

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 0 0 0 1

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Class 024 , Buckles, Buttons, Clasps, Etc.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 0 0 1

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Class 029 , Metal Working

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 1 0 1

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Class 047 , Plant Husbandry

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 0 0 0 1

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Class 060 , Power Plants

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 0 1 1

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Class 062 , Refrigeration

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 0 0 1

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Class 070 , Locks

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 0 0 1

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Class 071 , Chemistry: Fertilizers

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 0 1 1

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Class 072 , Metal Deforming

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 0 0 0 1

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Class 074 , Machine Element or Mechanism

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 0 0 0 1

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Class 108 , Horizontally Supported Planar Surfaces

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 0 1 1

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Class 126 , Stoves and Furnaces

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 1 0 1

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Class 128 , Surgery

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 0 0 1

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Class 134 , Cleaning and Liquid Contact with Solids

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 0 0 0 1

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Class 135 , Tent, Canopy, Umbrella, or Cane

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 0 0 0 1

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Class 173 , Tool Driving or Impacting

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 1 0 1

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Class 206 , Special Receptacle or Package

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 0 0 0 1

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Class 211 , Supports: Racks

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 0 0 1

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Class 218 , High-Voltage Switches with Arc Preventing or Extinguishing Devices

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 0 0 0 1

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Class 220 , Receptacles

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 0 0 0 1

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Class 222 , Dispensing

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 0 1 1

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Class 244 , Aeronautics

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 0 0 0 1

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Class 248 , Supports

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 0 0 1

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Class 273 , Amusement Devices: Games

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 0 0 1

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Class 285 , Pipe Joints or Couplings

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 0 0 0 1

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Class 299 , Mining or In Situ Disintegration of Hard Material

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 0 1 1

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Class 324 , Electricity: Measuring and Testing

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 0 1 1

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Class 333 , Wave Transmission Lines and Networks

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 0 1 1

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Class 335 , Electricity: Magnetically Operated Switches, Magnets, and Electromagnets

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 0 0 1

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Class 340 , Communications: Electrical

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 0 1 1

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Class 359 , Optics: Systems (Including Communication) and Elements

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 0 0 0 1

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Class 401 , Coating Implements with Material Supply

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 0 0 0 1

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Class 415 , Rotary Kinetic Fluid Motors or Pumps

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 1 0 1

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Class 417 , Pumps

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 0 0 0 1

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Class 425 , Plastic Article or Earthenware Shaping or Treating: Apparatus

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 1 0 1

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Class 429 , Chemistry: Electrical Current Producing Apparatus, Product, and Process

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 1 0 1

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Class 435 , Chemistry: Molecular Biology and Microbiology

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 0 0 1 1

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Class 438 , Semiconductor Device Manufacturing: Process

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 0 0 1

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Class 446 , Amusement Devices: Toys

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 1 0 1

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Class 452 , Butchering

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 1 0 1

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Class 473 , Games Using Tangible Projectile

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 0 0 0 1

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Class 475 , Planetary Gear Transmission Systems or Components

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 0 0 0 1

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Class 482 , Exercise Devices

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 0 0 0 1

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Class 492 , Roll or Roller

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 1 0 1

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Class 504 , Plant Protecting and Regulating Compositions

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 0 0 0 1

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Class 526 , Synthetic Resins or Natural Rubbers -- Part of the Class 520 Series

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 0 0 1

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Class 601 , Surgery: Kinesitherapy

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 0 0 0 0 1

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Class 602 , Surgery: Splint, Brace, or Bandage

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 0 0 1

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Class 606 , Surgery

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 0 0 0 1

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Class 623 , Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 1 0 1

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Class 701 , Data Processing: Vehicles, Navigation, and Relative Location

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 1 0 1

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Class 702 , Data Processing: Measuring, Calibrating, or Testing

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 0 0 1

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Class 800 , Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 0 1 1

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Class ALL, --- ALL CLASSES ---
Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 19 18 27 21 30 114
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TAF Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Information Products Division - TAF Branch
PK3- Suite 441
Washington, DC 20231

tel: (703) 306-2600
FAX: (703) 306-2737
email: oeip@uspto.gov

address of TAF Internet pages : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
ftp download of TAF reports from : ftp.uspto.gov/pub/taf/

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Last Modified: 1 June 2000