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Official data from INPI

DISPOSITIVO PRENDEDOR DE PAPÉIS

Prazo de SigiloUtility Model

Application data

Number

MU6902723

Type

Utility Model

Filing

09/18/1989

Publication

03/19/1991

Progress at the INPI

  1. Filing09/18/89
  2. Publication03/19/91
  3. Examination04/27/93
  4. Allowance04/23/96
  5. Grant02/25/97
  6. Expired11/20/01

The letters patent expired on 11/20/2001: 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: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Roland Sasson Indústria, Comércio, Exportação e Importação Limitada

RJ, BR

Inventors

R. H. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

11/21/1989

RPI 996

Carta-patente expirada

#21.1

Patente extinta em 18/09/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).

11/20/2001

RPI 1611

Concessão da patente

#16.1

02/25/1997

RPI 1369

Deferimento

#9.1

04/23/1996

RPI 1325

15.10

01/23/1996

RPI 1312

Conhecimento de parecer técnico

#7.1

08/01/1995

RPI 1287

Solicitação de exame técnico

#4.1

04/27/1993

RPI 1169

Publicação do pedido de patente

#3.1

03/19/1991

RPI 1059

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