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Official data from INPI

ÂNCORA MARÍTIMA

Em AnáliseInvention Patent

Application data

Number

PI8606856

Type

Invention Patent

Filing

09/03/1986

Publication

11/03/1987

Progress at the INPI

  1. Filing09/03/86
  2. Publication11/03/87
  3. Examination04/25/89
  4. Allowance05/28/91
  5. Grant11/26/91
  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.

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Latest action published by the INPI: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Brupat Limited

GB

See this company's full portfolio

Inventors

P. B. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8522062 · 09/05/1985

GB

8610914 · 05/03/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/25/1989

RPI 966

Notificação de entrada na fase nacional - PCT

#1.3

11/03/1987

RPI 889

Carta-patente expirada

#21.1

Patente extinta em 03/09/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

11/26/1991

RPI 1095

Notificação para pagamento de retribuição

#13.1

09/10/1991

RPI 1084

Deferimento

#9.1

05/28/1991

RPI 1069

Exigência - art. 36 da LPI

#6.1

12/04/1990

RPI 1044

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