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The U.S. Patent and Trademark office issued the following patents to Chicago-area companies between May 25 and June 2:

6,741,932–Method and system for using real-time traffic broadcasts with navigation systems, Navigation Technologies Corp., Chicago

6,742,322–Portable plastic film wrapping system, Illinois Tool Works Inc., Glenview

6,742,377–Passive-adaptive indentor for stress wave cold working, Boeing Co., Chicago

6,742,378–Method and apparatus for calibration of instruments that monitor the concentration of a sterilant in a system, Abbott Laboratories, North Chicago

6,742,490–Oil pickup tube assembly, International Engine Intellectual Property Co. LLC, Warrenville

6,742,504–Pressure wave attenuator for a rail, International Engine Intellectual Property Co. LLC, Warrenville

6,742,552–In-line and in-container flavor/additive dosing method and system for beverage manufacturing, Stokely-Van Camp Inc., Chicago

6,742,567–Apparatus for and method of producing slurry material without stirring for application in semi-solid forming, Brunswick Corp., Lake Forest

6,742,636–Mesh expansion pocket for luggage, Travel Caddy Inc., Des Plaines

6,742,654–Container and display system incorporating the container, Walgreen Co., Deerfield

6,742,671–Integrated automated drug dispenser method and apparatus, AutoMed Technologies Inc., Vernon Hills

6,742,740–Hose cart with ease of use features, Suncast Corp., Batavia

6,742,741–Unmanned air vehicle and method of flying an unmanned air vehicle, Boeing Co., Chicago

6,742,760–Flow control device, Baxter International Inc., Deerfield

6,742,925–Method and apparatus for verifying accuracy of an infrared thermometer, Cole-Parmer Instrument Co., Vernon Hills

6,743,079–Precision portable flange grinder, Boeing Co., Chicago

6,743,127–Bat with composite handle, Wilson Sporting Goods Co., Chicago

6,743,264 — Two-step permanent coloring of hair, Unilever Home & Personal Care USA division of Conopco Inc., Chicago

6,743,265–Gradual permanent coloring of hair using dye intermediates dissolved in alkaline water with a gelling agent, Unilever Home & Personal Care USA division of Conopco Inc., Chicago

6,743,330–Method and apparatus for forming slider end stops on zipper, Illinois Tool Works Inc., Glenview

6,743,438–Colored contact lenses and method of making same, PBH Inc., Des Plaines

6,743,452–One-dish frozen dinner product having an integral bread ring and apparatus for shipping and preparing same, Kraft Foods Holdings Inc., Northfield

6,743,523–Multiple layer film of a new non-PVC material, Baxter International Inc., Deerfield

6,743,543–Fuel cell using variable porosity gas diffusion material, Motorola Inc., Schaumburg

6,743,610–Method to produce succinic acid from raw hydrolysates, University of Chicago

6,743,668–Process for forming a metal oxy-nitride dielectric layer by varying the flow rate of nitrogen into the chamber, Motorola Inc., Schaumburg

6,744,117–High frequency semiconductor device and method of manufacture, Motorola Inc., Schaumburg

6,744,231–Movable barrier operator, Chamberlain Group Inc., Elmhurst

6,744,264–Testing circuit and method for MEMS sensor packaged with an integrated circuit, Motorola Inc., Schaumburg

6,744,312–Adaptive power amplifier system, Andrew Corp., Orland Park

6,744,316–Method and apparatus far reduction of distortion in a transmitter, Motorola Inc., Schaumburg

6,744,400–System and method for evaluating uniformity of wave field in radar cross section test range, Boeing Co., Chicago

6,744,411–Electronically scanned antenna system, an electrically scanned, antenna and an associated method of forming the same, Boeing Co., Chicago

6,744,494–Continuously adjustable neutral density area filter, Motorola Inc., Schaumburg

6,744,663–Circuit and method for reading a toggle memory cell, Motorola Inc., Schaumburg

6,744,740–Network protocol for wireless devices utilizing location information, Motorola Inc., Schaumburg

6,744,873–Telephone accessory device, William E. McCracken, Elmhurst

6,744,890–Keypad module and electronic apparatus with keypad module, Motorola Inc., Schaumburg

6,745,003–Adaptive cancellation for wireless repeaters, Andrew Corp., Orland Park

6,745,006–Communication system utilizing a constellation of satellites and method therefore, Motorola Inc., Schaumburg

6,745,015–Method for automatic carrier suppression tuning of wireless communication device, Motorola Inc., Schaumburg

6,745,038–Intra-piconet location determination and tomography, Motorola Inc., Schaumburg

6,745,101–Deflection compensation for numerical controlled manufacturing, Boeing Co., Chicago

6,745,170–Goal based educational system with support for dynamic characteristic tuning, Indeliq Inc., Northbrook

6,745,315–Generation of address pattern through employment of one or more parameters to store information at parts of storage that are employable with multiprocessing, Motorola Inc., Schaumburg