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Official data from INPI

CONJUNTO DE REFRIGERAÇÃO PARA UM COMPRESSOR DE ESTÁGIOS MÚLTIPLOS

DeferidaInvention Patent

Application data

Number

PI8503907

Type

Invention Patent

Filing

08/16/1985

Publication

05/27/1986

Progress at the INPI

  1. Filing08/16/85
  2. Publication05/27/86
  3. Examination05/31/88
  4. Allowance10/24/89
  5. Grant06/26/90
  6. Terminated08/08/95

The patent was granted on 06/26/1990 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. A. (pessoa física)

DE

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Inventors

W. K. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 34 30 782.6 · 08/17/1984

DE

P 35 13 936.6 · 04/15/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

10/24/1989

RPI 992

Solicitação de exame técnico

#4.1

05/31/1988

RPI 919

Publicação do pedido de patente

#3.1

05/27/1986

RPI 814

Pedido de patente depositado

#2.1

10/29/1985

RPI 784

Anuidade - prazo legal encerrado

#18.2

08/08/1995

RPI 1288

Concessão da patente

#16.1

06/26/1990

RPI 1024

Notificação para pagamento de retribuição

#13.1

03/01/1990

RPI 1007

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