ALERT #1: Internet connectivity has been restored to all of our library branches.
ALERT #2: The Hawaii State Public Library System's online catalog will not be available
on January 26, 2021 from 11:00 p.m. to 12:00 a.m. for routine maintenance. We apologize for any inconvenience.
Be Safe and Be Well!
Hawaii State Library has been a Patent and Trademark Resource Center (PTRC) since December 18, 1989. The Hawaii State Library PTRC is located within the Federal Document Section on the 2nd floor of the library.
PTRCs are libraries designated by the U.S. Patent and Trademark Office (USPTO) to provide the public free access to patent and trademark information resources and services made available by the USPTO.
Have a great idea for an invention or product? Need to find out how to protect your intellectual property? We can help you! Start off by conducting patent or trademark search at the Federal Documents Section of the Hawaii State Library or checking out our intellectual property guide! We provide walk-in, telephone and online assistance.
Walk-in & Telephone Hours:
|Day of the Week (except holidays)||Hours|
|Monday & Wednesday||10:00 am-5:00 pm|
|Tuesday, Friday & Saturday||9:00 am-5:00 pm|
|Thursday||9:00 am-8:00 pm|
Our PTRC Services include:
PubEAST and PubWEST
PubEAST and PubWEST are the public versions of the patent search tools used by U.S. Patent and Trademark Office patent examiners. Access to PubEAST and PubWEST are available at Hawaii State Library, Lihue Public Library and Kahului Public Library.
Benefits of PubWEST & PubEAST:
Patents issued from 1790 to 1920 are searchable only by patent number, issue date and classification.
PubWEST & PubEAST Availability Contacts:
|Hawaii State Library – Federal Documents Section (Oahu)||Lihue Public Library (Kauai)||Kahului Public Library (Maui)|
|478 S. King St.
Honolulu, HI 96813
|4344 Hardy St.
Lihue, HI 96766
|90 School St.
Kahului, HI 96732