Wednesday 6 January 2016

New Numbering System for Patent Applications & Examination Requests

The Office of Controller General of Patents Designs and Trademarks (CGPDTM) has launched a new Numbering System of Patent Applications and Requests for Examination in the Indian Patent Office on December 31, 2015. The numbering system has been launched with the objective to attain uniformity and accessibility in processing of patent applications and requests for examination.

As per the notification, the numbering system will have twelve characters fixed length numeric standard Patent Application Format and will include identifiers of year of filing, type of application and application number.

The numbering system is set to be effective from January 1, 2016 and the application numbers that have already been allotted will continue to be managed and recognized till they are fully converted into the new numbering system.

The notification detailing the new numbering format for patent applications/ request for examination can be accessed at

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