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Official data from INPI

SISTEMA DE AMARRAÇÃO PARA LINHAS DE FLUXO DEBAIXO D'ÁGUA.

PublicadaInvention Patent

Application data

Number

PI8800003

Type

Invention Patent

Filing

01/04/1988

Publication

12/27/1988

Progress at the INPI

  1. Filing01/04/88
  2. Publication12/27/88
  3. Examination02/05/91
  4. Allowance10/19/93
  5. Grant05/31/94
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. A. (pessoa física)

NO

K. A. (pessoa física)

NO

M. C. (pessoa física)

US

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Inventors

B. K. (pessoa física)

NO

O. G. (pessoa física)

NO

T. E. (pessoa física)

NO

Technical data

IPC Classification

Priority claims

NO

872399 · 06/09/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/27/1988

RPI 949

Pedido de patente depositado

#2.1

04/26/1988

RPI 914

Carta-patente expirada

#21.1

Patente extinta em 04/01/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

05/31/1994

RPI 1226

Deferimento

#9.1

10/19/1993

RPI 1194

6.2

03/16/1993

RPI 1163

Solicitação de exame técnico

#4.1

02/05/1991

RPI 1053

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