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Official data from INPI

MATRIZ DE CONCURSO DE PROGNÓSTICOS DE NÚMEROS CONJUGADOS COM ORDEM ALFABÉTICA.

Em AnáliseInvention Patent

Application data

Number

PI8405394

Type

Invention Patent

Filing

10/24/1984

Publication

12/02/1986

Progress at the INPI

Under appeal
  1. Filing10/24/84
  2. Publication12/02/86
  3. Examination04/22/87
  4. Refused01/15/91
  5. Grant
  6. In force

The application was refused by the INPI on 01/15/1991. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 04/22/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. M. (pessoa física)

Inventors

D. M. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/22/1987

RPI 861

Publicação do pedido de patente

#3.1

12/02/1986

RPI 841

Pedido de patente depositado

#2.1

01/08/1985

RPI 742

Republicação - classificação IPC

#15.11

07/09/1991

RPI 1075

Indeferimento

#9.2

01/15/1991

RPI 1050

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