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Official data from INPI

TUCHO DE VÁLVULA DE AJUSTE HIDRÁULICO AUTOMÁTICO

Em AnáliseInvention Patent

Application data

Number

PI8603773

Type

Invention Patent

Filing

08/07/1986

Publication

03/10/1987

Progress at the INPI

  1. Filing08/07/86
  2. Publication03/10/87
  3. Examination06/23/87
  4. Allowance08/07/90
  5. Grant02/26/91
  6. Terminated06/18/96

The patent was granted on 02/26/1991 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: 06/23/1987. 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 35 28 432.3 · 08/08/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/23/1987

RPI 870

Publicação do pedido de patente

#3.1

03/10/1987

RPI 855

Pedido de patente depositado

#2.1

01/06/1987

RPI 846

Anuidade - prazo legal encerrado

#18.2

06/18/1996

RPI 1333

Concessão da patente

#16.1

02/26/1991

RPI 1056

Notificação para pagamento de retribuição

#13.1

11/20/1990

RPI 1042

Deferimento

#9.1

08/07/1990

RPI 1027

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