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Official data from INPI

ATUADOR HIDRÁULICO PARA UMA VÁLVULA DE GAVETA CORREDIÇA.

ConcedidaInvention Patent

Application data

Number

PI8400108

Type

Invention Patent

Filing

01/10/1984

Publication

08/14/1984

Progress at the INPI

  1. Filing01/10/84
  2. Publication08/14/84
  3. Examination09/30/86
  4. Allowance06/28/88
  5. Grant02/28/89
  6. Terminated02/25/92

The patent was granted on 02/28/1989 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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. C. (pessoa física)

US

See this company's full portfolio

Inventors

M. N. (pessoa física)

Technical data

IPC Classification

Priority claims

US

456.957 · 01/10/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1989

RPI 958

Notificação para pagamento de retribuição

#13.1

10/25/1988

RPI 940

Deferimento

#9.1

06/28/1988

RPI 923

Republicação - classificação IPC

#15.11

02/09/1988

RPI 903

Exigência - art. 36 da LPI

#6.1

07/28/1987

RPI 875

Solicitação de exame técnico

#4.1

09/30/1986

RPI 832

Publicação do pedido de patente

#3.1

08/14/1984

RPI 721

Pedido de patente depositado

#2.1

03/20/1984

RPI 700

Anuidade - prazo legal encerrado

#18.2

02/25/1992

RPI 1108

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