[Patentpractice] Traps for the Unwary When Filing PCT With 119a-d foreign priority claim?

[Carl Oppedahl]

What you are doing is smart.  It probably gets you some extra US patent 
term.

You didn't say which RO the PCT application was filed in.  Maybe the RO 
is a depositing office in the DAS system.

On 10/17/2025 1:28 PM, Jeffrey S. Kapteyn via Patentpractice wrote:
>
> A PCT was filed less than one year ago and the PCT does not claim 
> priority to any prior applications.
>
> When filing a U.S. 111a application with a foreign priority claim 
> under 119a-d to the PCT in this situation, are there any traps for the 
> unwary?
>
> I’m assuming one lists the PCT in the Foreign Priority section of the 
> ADS so it is not a bypass.
>
> For example, what qualifies as a “certified copy” of the PCT Application?
>
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