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Official data from INPI

BROCA PARA PRODUZIR SUPERFÍCIES CÔNCAVAS EM PEDRAS

DeferidaInvention Patent

Application data

Number

PI8905190

Type

Invention Patent

Filing

10/06/1989

Publication

05/22/1990

Progress at the INPI

Awaiting grant fee payment
  1. Filing10/06/89
  2. Publication05/22/90
  3. Examination09/18/90
  4. Allowance08/11/92
  5. Grant
  6. In force

The application was allowed by the INPI on 08/11/1992. The grant of the letters patent is being processed.

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Latest action published by the INPI: 02/02/1993. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

José Carlos de Melo-Granito ME

SP, BR

Inventors

J. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

02/02/1993

RPI 1157

Deferimento

#9.1

08/11/1992

RPI 1132

Solicitação de exame técnico

#4.1

09/18/1990

RPI 1033

Publicação antecipada

#3.2

05/22/1990

RPI 1019

Pedido de patente depositado

#2.1

03/01/1990

RPI 1007

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