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Official data from INPI

PROCESSO DE TERMOFIXAÇÃO DE FIOS MULTIFILAMENTARES DE POLIPROPILENO

ConcedidaInvention Patent

Application data

Number

PI8201552

Type

Invention Patent

Filing

03/19/1982

Publication

11/01/1983

Progress at the INPI

  1. Filing03/19/82
  2. Publication11/01/83
  3. Examination12/31/85
  4. Allowance07/19/88
  5. Grant02/28/89
  6. Terminated02/11/92

The patent was granted on 02/28/1989 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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Schlegel do Brasil Indústria e Comércio Ltda

SP, BR

Inventors

M. F. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1989

RPI 958

Notificação para pagamento de retribuição

#13.1

11/16/1988

RPI 943

Deferimento

#9.1

07/19/1988

RPI 926

Exigência - art. 36 da LPI

#6.1

12/08/1987

RPI 894

Solicitação de exame técnico

#4.1

12/31/1985

RPI 793

Publicação do pedido de patente

#3.1

11/01/1983

RPI 680

Pedido de patente depositado

#2.1

03/15/1983

RPI 647

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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