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Official data from INPI

DISPOSITIVO PARA CORTE DE ARTEFATOS METÁLICOS

PublicadaUtility Model

Application data

Number

MU6600421

Type

Utility Model

Filing

03/31/1986

Publication

11/03/1987

Progress at the INPI

  1. Filing03/31/86
  2. Publication11/03/87
  3. Examination03/01/90
  4. Allowance06/04/91
  5. Grant12/31/91
  6. Expired03/26/96

The letters patent expired on 03/26/1996: 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: 11/03/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S.A White Martins

RJ, BR

See this company's full portfolio

Inventors

W. A. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/03/1987

RPI 889

Pedido de patente depositado

#2.1

11/25/1986

RPI 840

Carta-patente expirada

#21.1

03/26/1996

RPI 1321

Concessão da patente

#16.1

12/31/1991

RPI 1100

Notificação para pagamento de retribuição

#13.1

10/01/1991

RPI 1087

Deferimento

#9.1

06/04/1991

RPI 1070

Republicação - classificação IPC

#15.11

03/19/1991

RPI 1059

Exigência - art. 36 da LPI

#6.1

11/13/1990

RPI 1041

Solicitação de exame técnico

#4.1

03/01/1990

RPI 1007

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