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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8102643

Type

Invention Patent

Filing

04/29/1981

Publication

01/26/1982

Progress at the INPI

  1. Filing04/29/81
  2. Publication01/26/82
  3. Examination03/20/84
  4. Allowance05/17/88
  5. Grant02/28/89
  6. Expired10/01/96

The letters patent expired on 10/01/1996: the term of protection has ended. The technology is in the public domain and may be freely used 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

Novo Industri A/S

DK

Inventors

B. P. (pessoa física)

H. P. (pessoa física)

J. G. (pessoa física)

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

09/06/1988

RPI 933

Deferimento

#9.1

05/17/1988

RPI 917

Exigência - art. 36 da LPI

#6.1

09/22/1987

RPI 883

Conhecimento de parecer técnico

#7.1

03/19/1985

RPI 752

Solicitação de exame técnico

#4.1

03/20/1984

RPI 700

Publicação do pedido de patente

#3.1

01/26/1982

RPI 588

Carta-patente expirada

#21.1

10/01/1996

RPI 1348

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