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Official data from INPI

SOBRETAMPA PLÁSTICA REUTILIZÁVEL PARA A PROTEÇÃO DE TAMBORES

Arquivada/ExtintaUtility Model

Application data

Number

MU7002753

Type

Utility Model

Filing

12/11/1990

Publication

08/04/1992

Progress at the INPI

  1. Filing12/11/90
  2. Publication08/04/92
  3. Examination04/27/93
  4. Allowance03/08/94
  5. Grant11/29/94
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 07/01/2008. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rheem Empreendimentos Industriais e Comerciais S/A

RJ, BR

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Inventors

J. P. (pessoa física)

BR

M. A. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 11/12/2000

07/01/2008

RPI 1956

Concessão da patente

#16.1

11/29/1994

RPI 1252

Notificação para pagamento de retribuição

#13.1

06/21/1994

RPI 1229

Deferimento

#9.1

03/08/1994

RPI 1214

Solicitação de exame técnico

#4.1

04/27/1993

RPI 1169

Publicação do pedido de patente

#3.1

08/04/1992

RPI 1131

Pedido de patente depositado

#2.1

07/09/1991

RPI 1075

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