Re: Priority Application Number

Carl Oppedahl (carl@oppedahl.com)
Thu, 04 Feb 1999 10:36:59 -0700

At 10:18 AM 2/4/99 , Dinny Wood wrote:
>
>I am hoping someone will be able to help me with a patent
>priority application number.
>
>The patent application is WO 98/42944, Apparatus and a Method For
>Drilling Boreholes. The first priority is US 29/069,146, 3/24/97.
>My question is what does the 29 indicate?

Normally the "29" series number means that it is a design application.
"08" and "09" are utility applications.