Home -> Law Blog Directory -> Legal Research Blogs -> The Patent Librarian's Notebook

Legal Research

: The Patent Librarian's Notebook

USPC Class Order #1886

The USPTO has published Classification Order #1886, which affects subclasses in Class 439 - Electrical Connectors. As of April 8, there are approximately 76,000 patents and 17,000 published applications classfied in Class 439, which is the "generic class for a pair of mated conductors comprising at least two electrically conducting elements which are interconnected to permit relative motion of such conducting elements during use without a break in electrical conductivity." The earliest patent in this class is RE200 issued in 1851 to George H. Corlis of Provdence, Rhode Island for an improvement in cut-off values in steam engines.

Full post as published by The Patent Librarian's Notebook on April 12, 2009 (boomark / email).