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Official data from INPI

DISPOSIÇÃO SUPERFICIAL EM ROLO DE CABECEIRA PARA MÁQUINA DE FABRICAR PAPEL

ConcedidaUtility Model

Application data

Number

MU6501344

Type

Utility Model

Filing

09/05/1985

Publication

04/14/1987

Progress at the INPI

  1. Filing09/05/85
  2. Publication04/14/87
  3. Examination07/21/87
  4. Allowance03/14/89
  5. Grant09/26/89
  6. Expired11/07/95

The letters patent expired on 11/07/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. C. (pessoa física)

SP, BR

Inventors

A. C. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

05/23/1989

RPI 970

100

03/14/1989

RPI 960

Petição de recurso

#12.2

09/27/1988

RPI 936

Indeferimento

#9.2

06/07/1988

RPI 920

Solicitação de exame técnico

#4.1

07/21/1987

RPI 874

Publicação do pedido de patente

#3.1

04/14/1987

RPI 860

Pedido de patente depositado

#2.1

11/26/1985

RPI 788

Carta-patente expirada

#21.1

11/07/1995

RPI 1301

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