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Official data from INPI

COMPRESSOR DO TIPO ESPIRAL

Em AnáliseInvention Patent

Application data

Number

PI8602825

Type

Invention Patent

Filing

06/18/1986

Publication

02/10/1987

Progress at the INPI

  1. Filing06/18/86
  2. Publication02/10/87
  3. Examination04/25/89
  4. Allowance01/15/91
  5. Grant07/30/91
  6. Expired07/22/08

The letters patent expired on 07/22/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 04/25/1989. 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

A. M. (pessoa física)

JP

K. T. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

P 132.487/60 · 06/18/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/25/1989

RPI 966

Publicação do pedido de patente

#3.1

02/10/1987

RPI 851

Pedido de patente depositado

#2.1

01/06/1987

RPI 846

Carta-patente expirada

#21.1

Patente extinta em 18/06/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

07/30/1991

RPI 1078

Notificação para pagamento de retribuição

#13.1

03/05/1991

RPI 1057

100

01/15/1991

RPI 1050

100

11/13/1990

RPI 1041

Petição de recurso

#12.2

05/15/1990

RPI 1018

Indeferimento

#9.2

01/02/1990

RPI 1000

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