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Official data from INPI

APERFEIÇOAMENTO EM APARELHO GERADOR DE VAPOR

ConcedidaInvention Patent

Application data

Number

PI8301398

Type

Invention Patent

Filing

03/21/1983

Publication

10/30/1984

Progress at the INPI

  1. Filing03/21/83
  2. Publication10/30/84
  3. Examination03/11/86
  4. Allowance12/27/88
  5. Grant09/26/89
  6. Terminated02/18/92

The patent was granted on 09/26/1989 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tupy Tecnoplástica Ltda.

SP, BR

Inventors

L. M. (pessoa física)

BR

L. M. (pessoa física)

BR

L. J. (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

05/02/1989

RPI 967

Deferimento

#9.1

12/27/1988

RPI 949

14.4

05/24/1988

RPI 918

14.1

11/04/1986

RPI 837

Solicitação de exame técnico

#4.1

03/11/1986

RPI 803

Publicação do pedido de patente

#3.1

10/30/1984

RPI 732

Pedido de patente depositado

#2.1

05/03/1983

RPI 654

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

14.4

03/01/1990

RPI 1007

14.7

03/01/1990

RPI 1007

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