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Official data from INPI

MOINHO DE ESFERAS

ConcedidaInvention Patent

Application data

Number

PI8200497

Type

Invention Patent

Filing

01/29/1982

Publication

11/30/1982

Progress at the INPI

  1. Filing01/29/82
  2. Publication11/30/82
  3. Examination09/18/84
  4. Allowance07/14/87
  5. Grant11/24/87
  6. Terminated02/11/92

The patent was granted on 11/24/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Vereinigte Edelstahlwerke Aktiengesellschaft (VEW)

AT

Inventors

P. D. (pessoa física)

AT

S. S. (pessoa física)

AU

Technical data

IPC Classification

Priority claims

AU

A 414/81 · 01/31/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/24/1987

RPI 892

Deferimento

#9.1

07/14/1987

RPI 873

11.8

04/22/1987

RPI 861

Retificação

#15.3

02/17/1987

RPI 852

Pedido de certificado de adição de invenção

#5.1

02/12/1985

RPI 747

Solicitação de exame técnico

#4.1

09/18/1984

RPI 726

Publicação do pedido de patente

#3.1

11/30/1982

RPI 632

Pedido de patente depositado

#2.1

03/16/1982

RPI 595

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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