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Official data from INPI

CABO COM TRAVA MANUAL PARA PANELAS DE PRESSÃO

DeferidaUtility Model

Application data

Number

MU6600649

Type

Utility Model

Filing

05/08/1986

Publication

01/12/1988

Progress at the INPI

  1. Filing05/08/86
  2. Publication01/12/88
  3. Examination09/27/88
  4. Allowance08/15/89
  5. Grant04/24/90
  6. Expired09/17/96

The letters patent expired on 09/17/1996: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 08/15/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ALCAN BRASIL [BR]

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Inventors

F. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

08/15/1989

RPI 982

Solicitação de exame técnico

#4.1

09/27/1988

RPI 936

Publicação do pedido de patente

#3.1

01/12/1988

RPI 899

Pedido de patente depositado

#2.1

01/13/1987

RPI 847

Carta-patente expirada

#21.1

09/17/1996

RPI 1346

Concessão da patente

#16.1

04/24/1990

RPI 1015

Notificação para pagamento de retribuição

#13.1

01/02/1990

RPI 1000

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