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Official data from INPI

PROCESSO PARA MASCARAR ERROS

Em ExigênciaInvention Patent

Application data

Number

PI8504425

Type

Invention Patent

Filing

09/13/1985

Publication

07/15/1986

Progress at the INPI

Awaiting grant fee payment
  1. Filing09/13/85
  2. Publication07/15/86
  3. Examination02/10/87
  4. Allowance09/03/91
  5. Grant
  6. In force

The application was allowed by the INPI on 09/03/1991. The grant of the letters patent is being processed.

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Latest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. A. (pessoa física)

DE

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Inventors

W. B. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 34 33 819.5 · 09/14/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

02/10/1987

RPI 851

Publicação do pedido de patente

#3.1

07/15/1986

RPI 821

Pedido de patente depositado

#2.1

11/19/1985

RPI 787

Retificação

#15.3

02/11/1992

RPI 1106

Republicação - classificação IPC

#15.11

11/05/1991

RPI 1092

Deferimento

#9.1

09/03/1991

RPI 1083

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