- When two or more applications for patents in respect of inventions have been made in one or more convention countries; and those inventions are all interrelated as if it constitutes one invention, only one application may be made by any or all the persons with legal right on the patents within 12 months from the date of filing the patent application for the first invention after which all others were filed in India.
- When the priority dates of the claims in each patent representing one invention in a convention application are different; each claim under the convention application shall bare separate priority dates based on the claim’s first date of disclosure( date on which the patent bearing that claim is filed in India.)
- Unless any supporting documents or copy of documents such as a prior art or disclaimer or acknowledgement stating to be a matter disclosed in the basic application in India is filed along with the convention application on the same date of the application of within the time period as prescribed after filing the convention application, no account shall be taken to any of the disclosures to be effective for the protection of rights.