Responding to COVID-19: Weaver Library is open Sunday through Thursday 9am-9pm, and Friday and Saturday 9am-5pm. You can also contact us by chat, text, and email during those hours. We’re providing limited services in the Main Library lobby. The Health Sciences Library is open to Health Sciences affiliates.Learn more about access during COVID-19.
Find substances, reactions, references, and patent information.
Note: SciFinder is only available to current University of Arizona affiliates and you will need to set up a personal account to use it. Register now.
Espacenet
Accessible to beginners and experts and is updated daily. It contains over than 95 million patent documents from around the world. Supporting information can help you understand whether a patent has been granted and if it is still in force.
Google Patents
Search and read the full text of patents from around the world with this database and find prior art in the index of non-patent literature.
PatentScope
from the World Intellectual Property Organization (WIPO)
The Lens
Serves nearly all of the patents in the world as open, annotatable digital public goods that are integrated with scholarly and technical literature along with regulatory and business data.