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Official data from INPI

DISPOSITIVO PARA PRENDER DOIS CASCOS DE EMBARCACOES

ConcedidaInvention Patent

Application data

Number

PI8108725

Type

Invention Patent

Filing

08/13/1980

Publication

06/22/1982

Progress at the INPI

  1. Filing08/13/80
  2. Publication06/22/82
  3. Examination05/02/84
  4. Allowance07/08/86
  5. Grant03/31/87
  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: 03/31/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

V. R. (pessoa física)

Inventors

V. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/31/1987

RPI 858

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Exigência - art. 36 da LPI

#6.1

11/12/1985

RPI 786

Solicitação de exame técnico

#4.1

05/02/1984

RPI 706

Notificação de entrada na fase nacional - PCT

#1.3

06/22/1982

RPI 609

Carta-patente expirada

#21.1

Patente extinta em 11/08/96

08/19/2008

RPI 1963

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