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Official data from INPI

CONJUNTO DE ESTAMPAGEM

ConcedidaInvention Patent

Application data

Number

PI8107608

Type

Invention Patent

Filing

11/24/1980

Publication

08/17/1982

Progress at the INPI

  1. Filing11/24/80
  2. Publication08/17/82
  3. Examination10/30/84
  4. Allowance05/27/86
  5. Grant12/30/86
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

WUPA MASCHF GMBH & CO

Inventors

H. A. (pessoa física)

V. M. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/30/1986

RPI 845

Notificação para pagamento de retribuição

#13.1

09/23/1986

RPI 831

Deferimento

#9.1

05/27/1986

RPI 814

Exigência - art. 36 da LPI

#6.1

06/11/1985

RPI 764

14.1

01/22/1985

RPI 744

Solicitação de exame técnico

#4.1

10/30/1984

RPI 732

Publicação do pedido de patente

#3.1

08/17/1982

RPI 617

Pedido de patente depositado

#2.1

01/05/1982

RPI 585

Carta-patente expirada

#21.1

Patente extinta em 23/11/96

08/19/2008

RPI 1963

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