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" The hiring binge is being driven by corporations around the world that pour money into research and development and seek patents in the United States to protect their intellectual property rights , said John J. Doll , the commissioner of patents.In recent months , the PTO has been swamped with patent applications , for such things as computer software , cellphones and interactive videos , and could face a backlog of 800,000 cases before year 's end , Doll said.Like many other parts of the government , PTO is in competition with the private sector to hire college graduates and others with degrees in engineering and science . Each class Coker teaches is composed of about a dozen student majors in such fields as computer science , computer engineering , software engineering and business information systems . Newscasters often report on Gallup or Harris polls or surveys and they may discuss sampling and margin of error . Supporters fed back their opinions via online polls and emails , on several occasions persuading Mr Dean to alter his speeches and tailor his message.Renewing Labour 's campaigning techniques has become crucial , not just because of the Conservative lead in opinion polls , but also because the Tories are using their war chest in increasingly sophisticated ways , with highly targeted mail shots and telephone calls . Each class is composed of about a dozen majors in such fields as computer science , computer engineering , software engineering and business information systems . The new BJP team announced on Sunday marks no fresh departure from the course set by the party before the polls . In our October 8 to 31 tracking polls ( since early voting started ) we have interviewed a total of 594 early voters . Consider this : With a loss , Tech would finish with a three-game losing streak after climbing as high as 13th in the October polls of the Associated Press , USA Today / Coaches and Harris .