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Official data from INPI

TAMPA COM OBTURADOR PARA RECIPIENTE TERMICO

Em AnáliseInvention Patent

Application data

Number

PI8304184

Type

Invention Patent

Filing

08/04/1983

Publication

03/12/1985

Progress at the INPI

  1. Filing08/04/83
  2. Publication03/12/85
  3. Examination06/11/85
  4. Allowance04/12/88
  5. Grant10/25/88
  6. Terminated05/02/95

The patent was granted on 10/25/1988 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: 08/01/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SOBRAL IND COM SA [BR]

Inventors

M. O. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

08/01/1989

RPI 980

Concessão da patente

#16.1

10/25/1988

RPI 940

Notificação para pagamento de retribuição

#13.1

07/26/1988

RPI 927

Deferimento

#9.1

04/12/1988

RPI 912

Solicitação de exame técnico

#4.1

06/11/1985

RPI 764

Publicação do pedido de patente

#3.1

03/12/1985

RPI 751

Pedido de patente depositado

#2.1

10/11/1983

RPI 677

Anuidade - prazo legal encerrado

#18.2

05/02/1995

RPI 1274

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