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Official data from INPI

DISPOSIÇÃO INTRODUZIDA EM MERENDEIRA

PublicadaUtility Model

Application data

Number

MU6602208

Type

Utility Model

Filing

11/13/1986

Publication

06/21/1988

Progress at the INPI

  1. Filing11/13/86
  2. Publication06/21/88
  3. Examination09/04/90
  4. Allowance11/12/91
  5. Grant08/25/92
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 06/21/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Termolar S/A

RS, BR

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Inventors

J. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

06/21/1988

RPI 922

Pedido de patente depositado

#2.1

05/05/1987

RPI 863

Carta-patente expirada

#21.1

Patente extinta em 13/11/1996

07/01/2008

RPI 1956

Concessão da patente

#16.1

08/25/1992

RPI 1134

Notificação para pagamento de retribuição

#13.1

03/31/1992

RPI 1113

Deferimento

#9.1

11/12/1991

RPI 1093

Solicitação de exame técnico

#4.1

09/04/1990

RPI 1031

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