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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8105047

Type

Invention Patent

Filing

08/05/1981

Publication

03/15/1983

Progress at the INPI

  1. Filing08/05/81
  2. Publication03/15/83
  3. Examination04/23/85
  4. Allowance06/07/88
  5. Grant12/27/88
  6. Terminated03/19/96

The patent was granted on 12/27/1988 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: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Vestra-Union S.A.

FR

Inventors

Z. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/27/1988

RPI 949

Notificação para pagamento de retribuição

#13.1

10/04/1988

RPI 937

Republicação - classificação IPC

#15.11

09/27/1988

RPI 936

Deferimento

#9.1

06/07/1988

RPI 920

Solicitação de exame técnico

#4.1

04/23/1985

RPI 757

Publicação do pedido de patente

#3.1

03/15/1983

RPI 647

Anuidade - prazo legal encerrado

#18.2

03/19/1996

RPI 1320

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