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Official data from INPI

DISPOSITIVO DE COMPENSAÇÃO DE FOLGA DE VÁLVULA, HIDRÁULICO

Em AnáliseInvention Patent

Application data

Number

PI8701961

Type

Invention Patent

Filing

04/24/1987

Publication

02/02/1988

Progress at the INPI

  1. Filing04/24/87
  2. Publication02/02/88
  3. Examination06/14/88
  4. Allowance01/08/91
  5. Grant09/24/91
  6. Terminated10/17/95

The patent was granted on 09/24/1991 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Motomak Motorenbau, Maschinen - Und Werkzeugfabrik, Konstruktionen GmbH

DE

See this company's full portfolio

Inventors

W. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 36 14 258.1 · 04/26/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/14/1988

RPI 921

Publicação do pedido de patente

#3.1

02/02/1988

RPI 902

Pedido de patente depositado

#2.1

07/28/1987

RPI 875

Anuidade - prazo legal encerrado

#18.2

10/17/1995

RPI 1298

Concessão da patente

#16.1

09/24/1991

RPI 1086

Notificação para pagamento de retribuição

#13.1

05/21/1991

RPI 1068

9.1.3

02/05/1991

RPI 1053

Deferimento

#9.1

01/08/1991

RPI 1049

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