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United States Patent and Trademark Office (USPTO)

USPTO Patent Search — Search for for Issued Patents

USPTO Application Search — Search for for Published Patent Applications

Manual of Patent Examining Procedure Ninth Edition (March 2014) (MPEP)

Public PAIR — USPTO Patent Application Information Retrieval (PAIR). Retrieve and download information regarding patent application status.

TESS — USPTO Trademark Electronic Search System (TESS)

Trademark Manual of Examining Procedure July 2015 (TMEP) — U.S. Copyright Office (USCO)

Copyright Search Records — search for U.S. Copyright record registrations


WIPO — World Intellectual Property Organization


European Patent Office (EPO)

Espacenet Patent search — provides free search of a worldwide database of over 90 million patents


U.S. Courts — provides information about the U.S. Federal Courts and Judicial Branch of the U.S. Government

Public Access to Court Electronic Records (PACER) — an electronic public access service that allows users to obtain case and docket information online from federal appellate, district, and bankruptcy courts, and the PACER Case Locator.


Interesting Cases

  1. Enfish v. Microsoft, No. 2015-1244 (Fed. Cir. May 12, 2016) 
  2. ChargePoint Inc. v. SemaConnect, Inc., No. 2018-1739 (Fed. Cir. Mar. 28, 2019)