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Official data from INPI

AERONAVE DE ASAS GIRATÓRIAS.

Em AnáliseInvention PatentPCT · FR1986000330

Application data

Number

PI8606893

Type

Invention Patent

Filing

09/26/1986

Publication

11/03/1987

PCT

FR1986000330

Progress at the INPI

  1. Filing09/26/86
  2. Publication11/03/87
  3. Examination08/08/89
  4. Allowance08/06/91
  5. Grant04/28/92
  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: 08/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. S. (pessoa física)

FR

Inventors

D. P. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

85/14320 · 09/27/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/08/1989

RPI 981

14.1

04/12/1988

RPI 912

Notificação de entrada na fase nacional - PCT

#1.3

11/03/1987

RPI 889

Carta-patente expirada

#21.1

Patente extinta em 26/09/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

04/28/1992

RPI 1117

Notificação para pagamento de retribuição

#13.1

12/03/1991

RPI 1096

Deferimento

#9.1

08/06/1991

RPI 1079

Exigência - art. 36 da LPI

#6.1

01/02/1991

RPI 1048

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