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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8304440

Type

Invention Patent

Filing

08/17/1983

Publication

03/27/1984

Progress at the INPI

  1. Filing08/17/83
  2. Publication03/27/84
  3. Examination06/03/86
  4. Allowance08/11/87
  5. Grant03/29/88
  6. Terminated05/02/95

The patent was granted on 03/29/1988 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: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/29/1988

RPI 910

Notificação para pagamento de retribuição

#13.1

12/01/1987

RPI 893

Deferimento

#9.1

08/11/1987

RPI 877

Republicação - classificação IPC

#15.11

06/30/1987

RPI 871

Solicitação de exame técnico

#4.1

06/03/1986

RPI 815

Publicação do pedido de patente

#3.1

03/27/1984

RPI 701

Pedido de patente depositado

#2.1

10/25/1983

RPI 679

Anuidade - prazo legal encerrado

#18.2

05/02/1995

RPI 1274

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