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Official data from INPI

COMPRESSOR DO TIPO VOLUTA

Em AnáliseInvention Patent

Application data

Number

PI8603828

Type

Invention Patent

Filing

08/11/1986

Publication

03/24/1987

Progress at the INPI

  1. Filing08/11/86
  2. Publication03/24/87
  3. Examination06/27/89
  4. Allowance06/04/91
  5. Grant04/28/92
  6. Terminated10/03/95

The patent was granted on 04/28/1992 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: 06/27/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. C. (pessoa física)

JP

See this company's full portfolio

Inventors

M. A. (pessoa física)

JP

T. S. (pessoa física)

JP

T. K. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

P 174.968/60 · 08/10/1985

JP

U 134.406/60 · 09/04/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/27/1989

RPI 975

Publicação do pedido de patente

#3.1

03/24/1987

RPI 857

Pedido de patente depositado

#2.1

02/24/1987

RPI 853

Anuidade - prazo legal encerrado

#18.2

10/03/1995

RPI 1296

Concessão da patente

#16.1

04/28/1992

RPI 1117

Notificação para pagamento de retribuição

#13.1

10/01/1991

RPI 1087

Deferimento

#9.1

06/04/1991

RPI 1070

Exigência - art. 36 da LPI

#6.1

03/20/1990

RPI 1010

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