To apply for a new patent, you should at least conform to the principle of Patent III, and be practical, novel and creative. You can apply for a patent with a little modification. Do you think the examiners in the patent office are all fools?
The most important thing to apply for a patent is that the new technology saves cost, manpower and material resources compared with the original technology, which is the best. .
Therefore, in order to avoid being invalidated in the future, you should think twice before you act. .
For details, please refer to Baidu HI me, lawyer Liu, an intellectual property consultant.