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Official data from INPI

SISTEMA DE SELAGEM INVIOLÁVEL

Prazo de SigiloInvention Patent

Application data

Number

PI8903085

Type

Invention Patent

Filing

06/23/1989

Publication

12/26/1990

Progress at the INPI

  1. Filing06/23/89
  2. Publication12/26/90
  3. Examination04/27/93
  4. Allowance09/03/96
  5. Grant06/24/97
  6. Expired05/21/13

The letters patent expired on 05/21/2013: 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: 08/15/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SAAJ - Indústria e Comércio de Materiais Plásticos Ltda

RJ, BR

See this company's full portfolio

Inventors

J. R. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

08/15/1989

RPI 982

Carta-patente expirada

#21.1

Patente extinta em 23/06/2009

05/21/2013

RPI 2211

Concessão da patente

#16.1

06/24/1997

RPI 1386

Deferimento

#9.1

09/03/1996

RPI 1344

Solicitação de exame técnico

#4.1

04/27/1993

RPI 1169

Publicação do pedido de patente

#3.1

12/26/1990

RPI 1047

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