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Official data from INPI

APERFEIÇOAMENTO EM MANCAL EM BANHO DE ÓLEO DE LUBRIFICAÇÃO PERMANENTE.

Em AnáliseInvention Patent

Application data

Number

PI8403968

Type

Invention Patent

Filing

08/08/1984

Publication

03/18/1986

Progress at the INPI

  1. Filing08/08/84
  2. Publication03/18/86
  3. Examination12/16/86
  4. Allowance11/10/87
  5. Grant06/28/88
  6. Terminated03/03/92

The patent was granted on 06/28/1988 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: 07/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Baldan-Implementos Agrícolas S/A

SP, BR

See this company's full portfolio

Inventors

O. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença voluntária

#17.1

07/11/1989

RPI 977

Concessão da patente

#16.1

06/28/1988

RPI 923

Notificação para pagamento de retribuição

#13.1

03/01/1988

RPI 906

Deferimento

#9.1

11/10/1987

RPI 890

Retificação

#15.3

09/01/1987

RPI 880

Solicitação de exame técnico

#4.1

12/16/1986

RPI 843

Publicação do pedido de patente

#3.1

03/18/1986

RPI 804

Pedido de patente depositado

#2.1

10/16/1984

RPI 730

Anuidade - prazo legal encerrado

#18.2

03/03/1992

RPI 1109

200

05/29/1990

RPI 1020

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