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Official data from INPI

Aperfeiçoamento em coluna regulável de sustentação de aparelhos, dispositivos, utensílios e similares.

ConcedidaInvention Patent

Application data

Number

PI8301405

Type

Invention Patent

Filing

03/17/1983

Publication

10/30/1984

Progress at the INPI

  1. Filing03/17/83
  2. Publication10/30/84
  3. Examination06/11/85
  4. Allowance07/08/86
  5. Grant04/28/87
  6. Terminated02/18/92

The patent was granted on 04/28/1987 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: 04/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D.F. Vasconcellos S/A Óptica e Mecânica de Alta Precisão

SP, BR

Inventors

S. O. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/28/1987

RPI 862

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Solicitação de exame técnico

#4.1

06/11/1985

RPI 764

Publicação do pedido de patente

#3.1

10/30/1984

RPI 732

Pedido de patente depositado

#2.1

05/03/1983

RPI 654

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

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