MPEP Q&A 233: List application filing dates for determining whether patent is subject to maintenance fees - a podcast by Lisa Parmley, USPTO Patent Practitioner #51006
from 2021-09-28T14:15:01
Question: What are the application filing dates for purposes of determining whether a patent is subject to payment of maintenance fees? Answer: Application filing dates for purposes of determining whether a patent is subject to payment of maintenance fees are as follows: (A) For an application not claiming benefit of an earlier application, the actual United States filing date of the application. (B) For an application claiming benefit of an earlier foreign application, the actual United States filing date of the application. (C) For a continuing (continuation, division, continuation-in-part) application claiming the benefit of a prior patent application, the actual…
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