In a notice published in today's Federal Register, the U.S. Patent and Trademark Office announced that it will be hosting a Cooperative Patent Classification (CPC) External User Day event from 8:30 am ...
As mentioned in my previous post on the Cooperative Patent Classification system (CPC), the International Patent Classification system (IPC), on which the CPC is based, is used by more than 100 patent ...
WASHINGTON – The U.S. Department of Commerce’s United States Patent and Trademark Office (USPTO) and the Korean Intellectual Property Office (KIPO) today announced a major expansion of cooperation in ...
WASHINGTON — The U.S. Commerce Department’s United States Patent and Trademark Office (USPTO) and the European Patent Office (EPO) today announced the formal launch of the Cooperative Patent ...
The CPC is compatible with the International Patent Classification (IPC), used by WIPO and many national offices, but comprises some 250,000 categories making it much more detailed. It came into ...
The USPTO and the Korean Intellectual Property Office (KIPO) have announced an expansion of cooperation in classification activities between the two offices, with the USPTO urging IP5 offices follow ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results