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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8400101

Type

Invention Patent

Filing

01/06/1984

Publication

08/21/1984

Progress at the INPI

  1. Filing01/06/84
  2. Publication08/21/84
  3. Examination08/26/86
  4. Allowance09/08/87
  5. Grant06/28/88
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 06/28/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S.A.I.A.G. SPA

IT

Inventors

A. R. (pessoa física)

B. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/28/1988

RPI 923

Republicação - classificação IPC

#15.11

02/09/1988

RPI 903

Notificação para pagamento de retribuição

#13.1

01/26/1988

RPI 901

Deferimento

#9.1

09/08/1987

RPI 881

Solicitação de exame técnico

#4.1

08/26/1986

RPI 827

Publicação do pedido de patente

#3.1

08/21/1984

RPI 722

Pedido de patente depositado

#2.1

03/20/1984

RPI 700

Carta-patente expirada

#21.1

Patente extinta em 06/01/99

07/08/2008

RPI 1957

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