[Patentcenter] Application numbers in acknowledgement receipts out of order?

[Jeffrey Semprebon]

I think they set aside batches of numbers for US national filings vs. PCT
national phase entries. I've had a similar experience with an Australian
division getting a lower application number than the original PCT entry.


-Jeff
Jeffrey E. Semprebon
Semprebon Patent Services
www.semprebonps.com
72 Myrtle Street
Claremont, New Hampshire 03743




On Fri, Feb 2, 2024 at 1:15 PM Robert Lelkes via Patentcenter <
patentcenter at oppedahl-lists.com> wrote:

> Today I noticed that the U.S. patent application number assigned by the
> USPTO to a 371 entry into the US phase today is 18/294xxx while the US
> patent application number assigned by the USPTO to a 371 entry into the US
> phase on December 27, 2023, was 18/574xxx, so that today’s U.S. patent
> application was assigned a lower U.S. patent application number than the
> preceding U.S. patent application.
>
>
>
> I thought that patent application numbers are supposed to be assigned in
> the order of filing at the USPTO.  Has anyone seen this phenomenon?  Does
> anyone have an explanation?
>
>
>
> Bob Lelkes
>
> US Patent Attorney
> --
> Patentcenter mailing list
> Patentcenter at oppedahl-lists.com
> http://oppedahl-lists.com/mailman/listinfo/patentcenter_oppedahl-lists.com
>
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