There are 3 main types of patents:
Search International patent search with full images in PDF format.
Provides free patent searching of U.S. and European registrations. Benefits include patents in PDF format as well as hyperlinked classification searching.
Search and display U.S. patents 1790 to the present using the technology that powers Google Book Search, with the ability to scroll and zoom in on text and illustrations.
Full text news, legal, business, and biographical information.
A worldwide, open-access, free patent informatics resource. Search and retrieve the full-text of millions of patent documents from US, Europe, Australia and WIPO, their status and counterparts up to 70 countries. Free PDF downloads for US, Australian, PCT and European patent documents.
World Intellectual Property Organization (WIPO) PATENTSCOPE Search Service enables users search fulltext of over 1.6 million published international patent applications.
[Access is limited to current WPI students, faculty and staff. Access is not available for walk-in or non-affiliated users.]
Connect with the world’s scientific knowledge and find the answers you need to advance your scientific research. Access journals and patents across multiple disciplines and identify chemical substances and structures, names, and properties, including CAS Registry Numbers®. In addition, take advantage of the included structure drawing tool, powerful visualizations, a retrosynthesis planner, bioactivity data, and more. With an easy-to-use search interface, get started quickly and complete your research tasks with confidence. *Use the Open CAS App Switcher (top left corner) to also access CAS Analytical Methods and CAS Formulus® on the CAS SCIFINDER DISCOVERY PLATFORM.
Current WPI faculty, staff, and students must create their own SciFinder username and password before they can access the database. You must use a campus IP (i.e be on campus or using VPN) when you create your account, and you must use your @wpi.edu email address when you register. SciFinder will email to this address instructions for completing your registration. Non-WPI email addresses will not be accepted.
**Click on REGISTRATION to begin.
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Patent searching using unique technology to help inventors and patent practitioners. WPI users need to register first. Anyone with an @wpi.edu email address (including alumni) can register for a free account at: http://www.searchrealfast.com/wpi
Includes full text and full image U.S. patents and patent applications.