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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8102460

Type

Invention Patent

Filing

04/23/1981

Publication

01/05/1982

Progress at the INPI

  1. Filing04/23/81
  2. Publication01/05/82
  3. Examination11/08/83
  4. Allowance05/17/88
  5. Grant11/29/88
  6. Terminated08/30/94

The patent was granted on 11/29/1988 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: 11/29/1988. 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

11/29/1988

RPI 945

Notificação para pagamento de retribuição

#13.1

09/06/1988

RPI 933

Deferimento

#9.1

05/17/1988

RPI 917

Republicação - classificação IPC

#15.11

04/23/1985

RPI 757

Exigência - art. 36 da LPI

#6.1

06/19/1984

RPI 713

Solicitação de exame técnico

#4.1

11/08/1983

RPI 681

Publicação do pedido de patente

#3.1

01/05/1982

RPI 585

Anuidade - prazo legal encerrado

#18.2

08/30/1994

RPI 1239

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