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Showing results for :  OAPI
View IP laws and treaties


Country Number format Kind code Example From To Document type
 OA n(1+) A OA12210     Patent of invention
 OA n(1+) E OA149     Addition for patent of invention

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Legend: l=a-z / n=0-9 / c=century / y=year / j=Emperor year / ( ) contains the length of the numerical part.
AD=application date / PD=publication date / PN=publication number.
A blank in "From" or "To" = without limit going backwards / forwards respectively.