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Official data from INPI

TRANSMISSÃO DE CONTRA-EIXOS GÊMEOS COM EIXO PRINCIPAL FLUTUANTE

PublicadaInvention Patent

Application data

Number

PI8804791

Type

Invention Patent

Filing

09/16/1988

Publication

04/25/1989

Progress at the INPI

  1. Filing09/16/88
  2. Publication04/25/89
  3. Examination10/08/91
  4. Allowance01/18/94
  5. Grant06/28/94
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

See this company's full portfolio

Inventors

J. L. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

101,065 · 09/25/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

04/25/1989

RPI 966

Pedido de patente depositado

#2.1

01/31/1989

RPI 954

Carta-patente expirada

#21.1

Patente extinta em 16/09/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

06/28/1994

RPI 1230

Notificação para pagamento de retribuição

#13.1

05/10/1994

RPI 1223

Deferimento

#9.1

01/18/1994

RPI 1207

Exigência - art. 36 da LPI

#6.1

06/01/1993

RPI 1174

Solicitação de exame técnico

#4.1

10/08/1991

RPI 1088

Solicitação de exame não realizada

#4.2

07/02/1991

RPI 1074

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