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Official data from INPI

GUARNIÇÃO PARA ASSEGURAR ESTANQUEIDADE ENTRE UMA PLACA COLETORA E UM PERMUTADOR DE CALOR

ConcedidaInvention Patent

Application data

Number

PI8203855

Type

Invention Patent

Filing

07/01/1982

Publication

06/28/1983

Progress at the INPI

  1. Filing07/01/82
  2. Publication06/28/83
  3. Examination12/27/83
  4. Allowance05/07/85
  5. Grant07/29/86
  6. Terminated10/16/90

The patent was granted on 07/29/1986 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: 07/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. C. (pessoa física)

FR

Inventors

M. A. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

81.13097 · 07/03/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/29/1986

RPI 823

110

04/22/1986

RPI 809

Recurso

#12.1

08/20/1985

RPI 774

Deferimento

#9.1

05/07/1985

RPI 759

Exigência - art. 36 da LPI

#6.1

11/20/1984

RPI 735

Pedido de certificado de adição de invenção

#5.1

05/15/1984

RPI 708

Solicitação de exame técnico

#4.1

12/27/1983

RPI 688

Publicação do pedido de patente

#3.1

06/28/1983

RPI 662

Pedido de patente depositado

#2.1

08/17/1982

RPI 617

Anuidade - prazo legal encerrado

#18.2

10/16/1990

RPI 1037

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