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Official data from INPI

Tração positiva.

ConcedidaInvention Patent

Application data

Number

PI8305514

Type

Invention Patent

Filing

10/03/1983

Publication

05/15/1984

Progress at the INPI

  1. Filing10/03/83
  2. Publication05/15/84
  3. Examination09/09/86
  4. Allowance07/14/87
  5. Grant07/26/88
  6. Terminated10/02/90

The patent was granted on 07/26/1988 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: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. C. (pessoa física)

US

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Inventors

G. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

432.192 · 10/01/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/26/1988

RPI 927

14.7

03/22/1988

RPI 909

Notificação para pagamento de retribuição

#13.1

11/10/1987

RPI 890

Deferimento

#9.1

07/14/1987

RPI 873

Republicação - classificação IPC

#15.11

06/30/1987

RPI 871

Solicitação de exame técnico

#4.1

09/09/1986

RPI 829

8.1

07/15/1986

RPI 821

Publicação do pedido de patente

#3.1

05/15/1984

RPI 708

Pedido de patente depositado

#2.1

12/20/1983

RPI 687

Anuidade - prazo legal encerrado

#18.2

10/02/1990

RPI 1035

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