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Official data from INPI

USINA DE MÚLTIPLOS MOTORES

Em AnáliseInvention Patent

Application data

Number

PI8605214

Type

Invention Patent

Filing

10/24/1986

Publication

07/28/1987

Progress at the INPI

  1. Filing10/24/86
  2. Publication07/28/87
  3. Examination11/24/87
  4. Allowance05/28/91
  5. Grant02/04/92
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M.A.N.-B & W Diesel A/S

DK

MAN B&W Diésel A/S

DK

Inventors

H. K. (pessoa física)

DK

H. L. (pessoa física)

DK

Technical data

IPC Classification

Priority claims

DK

4938/85 · 10/28/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.4

11/29/1988

RPI 945

Solicitação de exame técnico

#4.1

11/24/1987

RPI 892

Publicação do pedido de patente

#3.1

07/28/1987

RPI 875

Pedido de patente depositado

#2.1

04/07/1987

RPI 859

Carta-patente expirada

#21.1

Patente extinta em 24/10/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

02/04/1992

RPI 1105

Notificação para pagamento de retribuição

#13.1

09/10/1991

RPI 1084

Deferimento

#9.1

05/28/1991

RPI 1069

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