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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI7900167

Type

Invention Patent

Filing

01/11/1979

Publication

-

Progress at the INPI

  1. Filing01/11/79
  2. Publication
  3. Examination08/03/82
  4. Allowance03/08/83
  5. Grant11/29/83
  6. Terminated05/04/93

The patent was granted on 11/29/1983 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: 07/16/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. P. (pessoa física)

SP, BR

Inventors

D. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

07/16/1985

RPI 769

Concessão da patente

#16.1

11/29/1983

RPI 684

Notificação para pagamento de retribuição

#13.1

06/28/1983

RPI 662

Deferimento

#9.1

03/08/1983

RPI 646

Solicitação de exame técnico

#4.1

08/03/1982

RPI 615

Anuidade - prazo legal encerrado

#18.2

05/04/1993

RPI 1170

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