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Official data from INPI

ELEMENTO INTERNO PARA UM ELEMENTO HIDRÁULICO DE COMPENSAÇÃO DE FOLGA DE VÁLVULA PARA MOTORES DE COMBUSTÃO

Em AnáliseInvention Patent

Application data

Number

PI8700918

Type

Invention Patent

Filing

02/26/1987

Publication

12/15/1987

Progress at the INPI

  1. Filing02/26/87
  2. Publication12/15/87
  3. Examination04/19/88
  4. Allowance01/08/91
  5. Grant08/27/91
  6. Terminated10/17/95

The patent was granted on 08/27/1991 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 04/19/1988. 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 06 536.6 · 02/28/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/19/1988

RPI 913

Publicação do pedido de patente

#3.1

12/15/1987

RPI 895

Pedido de patente depositado

#2.1

06/16/1987

RPI 869

Anuidade - prazo legal encerrado

#18.2

10/17/1995

RPI 1298

Concessão da patente

#16.1

08/27/1991

RPI 1082

Notificação para pagamento de retribuição

#13.1

04/23/1991

RPI 1064

Deferimento

#9.1

01/08/1991

RPI 1049

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