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Official data from INPI

TAMBOR DESCARTÁVEL

Em AnáliseUtility Model

Application data

Number

MU6400955

Type

Utility Model

Filing

06/22/1984

Publication

01/28/1986

Progress at the INPI

  1. Filing06/22/84
  2. Publication01/28/86
  3. Examination05/13/86
  4. Allowance02/17/87
  5. Grant09/29/87
  6. Expired10/04/94

The letters patent expired on 10/04/1994: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 09/19/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Van Leer Embalagens Industriais do Brasil Ltda

SP, BR

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Inventors

E. N. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

201

09/19/1989

RPI 987

Pedido de licença voluntária

#17.1

11/08/1988

RPI 942

Republicação - classificação IPC

#15.11

12/22/1987

RPI 896

Concessão da patente

#16.1

09/29/1987

RPI 884

Notificação para pagamento de retribuição

#13.1

06/23/1987

RPI 870

Deferimento

#9.1

02/17/1987

RPI 852

Solicitação de exame técnico

#4.1

05/13/1986

RPI 812

Publicação do pedido de patente

#3.1

01/28/1986

RPI 797

Pedido de patente depositado

#2.1

08/28/1984

RPI 723

Carta-patente expirada

#21.1

10/04/1994

RPI 1244

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