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Official data from INPI

VÁLVULA PARA CONTROLAR A COMUNICAÇÃO FLUÍDICA ENTRE UMA BOMBA EM RESERVATÓRIO E UM MOTOR HIDRÁULICO DE DUPLO EFEITO

DeferidaInvention Patent

Application data

Number

PI8405019

Type

Invention Patent

Filing

10/04/1984

Publication

08/20/1985

Progress at the INPI

Awaiting grant fee payment
  1. Filing10/04/84
  2. Publication08/20/85
  3. Examination09/08/87
  4. Allowance05/24/88
  5. Grant
  6. In force

The application was allowed by the INPI on 05/24/1988. The grant of the letters patent is being processed.

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Latest action published by the INPI: 11/22/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Deere & Company

US

See this company's full portfolio

Inventors

K. K. (pessoa física)

Technical data

IPC Classification

Priority claims

US

539,785 · 10/07/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

11/22/1988

RPI 944

Republicação - classificação IPC

#15.11

08/02/1988

RPI 928

Deferimento

#9.1

05/24/1988

RPI 918

Solicitação de exame técnico

#4.1

09/08/1987

RPI 881

Publicação do pedido de patente

#3.1

08/20/1985

RPI 774

Pedido de patente depositado

#2.1

12/26/1984

RPI 740

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