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Official data from INPI

AÇO INOXIDÁVEL SUBSTANCIALMENTE AUSTENÍTICO ENDURECÍVEL A FRIO.

Em AnáliseInvention Patent

Application data

Number

PI8404634

Type

Invention Patent

Filing

09/14/1984

Publication

08/06/1985

Progress at the INPI

Awaiting grant fee payment
  1. Filing09/14/84
  2. Publication08/06/85
  3. Examination05/19/87
  4. Allowance01/22/91
  5. Grant
  6. In force

The application was allowed by the INPI on 01/22/1991. The grant of the letters patent is being processed.

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Latest action published by the INPI: 07/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. C. (pessoa física)

US

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Inventors

J. H. (pessoa física)

US

P. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

549.799 · 11/07/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

15.17

07/04/1989

RPI 976

Retificação

#15.6

05/02/1989

RPI 967

6.2

08/02/1988

RPI 928

Solicitação de exame técnico

#4.1

05/19/1987

RPI 865

Publicação do pedido de patente

#3.1

08/06/1985

RPI 772

Pedido de patente depositado

#2.1

11/27/1984

RPI 736

Retificação

#15.3

06/25/1991

RPI 1073

Deferimento

#9.1

01/22/1991

RPI 1051

Exigência - art. 36 da LPI

#6.1

07/31/1990

RPI 1026

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