In fact, there is no need to rely on Apple. You can try solving it on your own. iOS Transfer can help you copy podcast from iPad to iTunes in one simple click. Though iTunes can't copy your podcast from iOS device to iTunes, iOS Transfer, however, can do this with no doubt. It is capable to copy video and audio without restrictions.
Click the buttons below to sync podcasts from iPad to Library with iOS Transfer. Read the following guide below to see how to achieve it.
Connect your iPad to the PC to have iOS Transfer installed. The interface should be like the sample below.
Step 2 Export podcast from your iPad to iTunes
Click the Podcasts tab on the left side. You will see all the contents under it on your iPad. Choose the ones you desire to transfer from my Air to iTunes by checking the boxes in front of them. Then, click the "To iTunes" on the menu bar. The program will automatically sync iPad mini podcast to iTunes Library.
iOS Transfer also empowers you to transfer various files not commonly used like videos from iPhone to computer.