AT&T, American Express, Visa, Wells Fargo Bank and others violate patent on a “transaction security apparatus,” Joao Bock Transaction Systems of Texas claims in Tyler, Texas, Federal Court.

     API Technologies claims Facebook, Amazon, AOL, Mapquest and others violate patent on data transmission systems, in Marshall, Texas, Federal Court.
     Mr. Bar-B-Q claims Sears Roebuck violates patent on handles for barbecue tools, in Manhattan Federal Court.

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