A provisional patent is an application of type of interim utility patent filed, you can file for a provisional patent without including oath or declaration, any formal patent claims or any information disclosure statement in India.
Provisional Patent Application
A provisional patent application is a type of interim utility patent filed. A provisional patent application only gives one year of protection. After that you have got to file for a non-provisional patent or abandon your patent. Provisional patent applications have been used by many inventors to instigate the patent process without the cost of hiring a patent attorney. Unfortunately, while provisional applications are easier to file than ordinary patent applications, inventors often forget that there are requirements that must be met in order for a provisional application to be effective.