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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8400166

Type

Invention Patent

Filing

01/13/1984

Publication

08/21/1984

Progress at the INPI

  1. Filing01/13/84
  2. Publication08/21/84
  3. Examination08/05/86
  4. Allowance12/29/87
  5. Grant08/30/88
  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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Dotson Wheel Corporation Inc

US

Inventors

S. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

07/28/1987

RPI 875

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

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 13/01/99

07/08/2008

RPI 1957

Pedido de licença compulsória

#20.1

03/27/1990

RPI 1011

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