| www.hdp.com/PT/main Under a secure login account, our clients use the Patent Review System from the comfort of their home or office over the Internet. The home page displays a list of patents, including the title, issue date and country, as well as summary counts in various categories. The system lets you easily sort and filter on any of the fields mentioned. |  |
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Click on a patent to see additional information such as the filing date, issue date, priority date, expiration date, assignee and inventor names, as well as a link to the U.S. Patent and Trademark Office text file for the selected patent. |  |
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Click on "Text of Patent (Link to PTO)" to view the patent text as filed with the U.S. Patent and Trademark Office. |  |
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Click on the Search button to filter your patent portfolio by title, inventor name, country or assignee. The results are displayed in a listing similar to that found on the "home" page. |  |
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Click on the Maps button for a summary view of your patent portfolio on a world map for a geographical perspective of global patent rights. |  |
Click on a region of the map to zoom in closer. |  |
