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Official data from INPI

DISPOSITIVO PARA ACELERAÇÃO E DESACELERAÇÃO DE MOTORES

Em AnáliseInvention Patent

Application data

Number

PI8404180

Type

Invention Patent

Filing

08/22/1984

Publication

04/01/1986

Progress at the INPI

  1. Filing08/22/84
  2. Publication04/01/86
  3. Examination08/12/86
  4. Allowance07/18/89
  5. Grant06/26/90
  6. Terminated03/03/92

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: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Equipamentos Hidráulicos Munck S.A

SP, BR

See this company's full portfolio

Inventors

A. A. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

11/14/1989

RPI 995

Deferimento

#9.1

07/18/1989

RPI 978

Retificação

#15.6

11/24/1987

RPI 892

Retificação

#15.3

09/29/1987

RPI 884

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

04/01/1986

RPI 806

Pedido de patente depositado

#2.1

10/23/1984

RPI 731

Anuidade - prazo legal encerrado

#18.2

03/03/1992

RPI 1109

Republicação - classificação IPC

#15.11

09/03/1991

RPI 1083

Concessão da patente

#16.1

06/26/1990

RPI 1024

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