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Official data from INPI

APERFEIÇOAMENTO EM SOLEIRA

Em AnáliseInvention Patent

Application data

Number

PI8506591

Type

Invention Patent

Filing

12/30/1985

Publication

07/14/1987

Progress at the INPI

  1. Filing12/30/85
  2. Publication07/14/87
  3. Examination09/15/87
  4. Allowance05/30/89
  5. Grant02/06/90
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Gafisa De São Paulo Construtora Ltda

SP, BR

Inventors

G. J. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

09/26/1989

RPI 988

Deferimento

#9.1

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

09/15/1987

RPI 882

Publicação do pedido de patente

#3.1

07/14/1987

RPI 873

Pedido de patente depositado

#2.1

04/08/1986

RPI 807

Carta-patente expirada

#21.1

Patente extinta em 30/12/2000

07/15/2008

RPI 1958

20.11

10/22/1991

RPI 1090

20.4

09/10/1991

RPI 1084

Concessão da patente

#16.1

02/06/1990

RPI 1005

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