Find just what you are looking for by keyword, patent number, class or assignee name, and up to 40 other criteria on this site. In addition, customized patent searches can be set up to automatically execute on a weekly, monthly, or quarterly basis. Derwent holds all U.S. patent information dating back to 1974 and European patents to 1978. Also available on the site is patent news, a patent showcase, patent glossary, and patent point with an index of other patent sites on the web. This site is updated constantly; check it out at www.derwent.com.
The implementation of a new diesel fuel standard in the US has considerably improved the environmental performance of diesel vehicles. The Environmental Protection Agency (EPA) says that the new ultra-low sulfur diesel (ULSD) fuel has combined with other improved technologies to reduce diesel's particulate matter (PM) emissions by 99%.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.