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Official data from INPI

APERFEICOAMENTO EM PLATAFORMA GIRATORIA

ConcedidaInvention Patent

Application data

Number

PI8306847

Type

Invention Patent

Filing

12/13/1983

Publication

08/06/1985

Progress at the INPI

  1. Filing12/13/83
  2. Publication08/06/85
  3. Examination10/29/85
  4. Allowance05/05/87
  5. Grant12/29/87
  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: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KARMANN GHIA DO BRASIL LIMITAD [BR]

Inventors

S. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/29/1987

RPI 897

Notificação para pagamento de retribuição

#13.1

09/22/1987

RPI 883

Deferimento

#9.1

05/05/1987

RPI 863

Solicitação de exame técnico

#4.1

10/29/1985

RPI 784

Publicação do pedido de patente

#3.1

08/06/1985

RPI 772

Pedido de patente depositado

#2.1

02/21/1984

RPI 696

Carta-patente expirada

#21.1

Patente extinta em 13/12/98

08/19/2008

RPI 1963

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