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Official data from INPI

PROCESSO DE RECICLAGEM DE CONDENSADO SOB PRESSÃO

ConcedidaInvention Patent

Application data

Number

PI8504207

Type

Invention Patent

Filing

08/30/1985

Publication

04/07/1987

Progress at the INPI

  1. Filing08/30/85
  2. Publication04/07/87
  3. Examination07/07/87
  4. Allowance04/04/89
  5. Grant11/28/89
  6. Terminated08/15/95

The patent was granted on 11/28/1989 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. T. (pessoa física)

SP, BR

Inventors

P. T. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/28/1989

RPI 997

Notificação para pagamento de retribuição

#13.1

08/01/1989

RPI 980

Deferimento

#9.1

04/04/1989

RPI 963

Solicitação de exame técnico

#4.1

07/07/1987

RPI 872

Publicação do pedido de patente

#3.1

04/07/1987

RPI 859

Pedido de patente depositado

#2.1

11/12/1985

RPI 786

Anuidade - prazo legal encerrado

#18.2

08/15/1995

RPI 1289

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