When is the effective filing date of the American patent application?

American patent law stipulates that a patent application can only contain one invention. If an invention contains multiple inventions, it is unreasonable from the legal point of view first; Secondly, from the perspective of the United States Patent and Trademark Office, this practice will reduce their income; Therefore, in this case, Patent examiners will generally request a division. If necessary, ZZ, record one, two, three, record the Eight Banners in Wu,

B. Since all the invention materials contained in this application have been disclosed in the specification when the basic application is submitted, the effective date of the new patent applied for after division shall be counted from the date when the basic application is submitted.

c.

This division must be carried out during the patent examination of the parent case (

pendent

).

d.

When the divisional application is approved,

You will get an independent serial number. But this serial number is only for the United States Patent and Trademark Office.

For the convenience of management.

e.

You can file a divisional application for a continuation case or a partial continuation case.