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Official data from INPI

TAMPA CONTA-GOTAS

PublicadaUtility Model

Application data

Number

MU6602368

Type

Utility Model

Filing

12/08/1986

Publication

07/05/1988

Progress at the INPI

  1. Filing12/08/86
  2. Publication07/05/88
  3. Examination08/21/90
  4. Allowance06/30/92
  5. Grant02/24/93
  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: 07/05/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exaplas Produtos Plásticos Ltda

RJ, BR

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Inventors

E. Z. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

07/05/1988

RPI 924

Pedido de patente depositado

#2.1

05/05/1987

RPI 863

Carta-patente expirada

#21.1

Patente extinta em 08/12/1996

07/01/2008

RPI 1956

Concessão da patente

#16.1

02/24/1993

RPI 1160

Notificação para pagamento de retribuição

#13.1

11/17/1992

RPI 1146

Deferimento

#9.1

06/30/1992

RPI 1126

Exigência - art. 36 da LPI

#6.1

10/22/1991

RPI 1090

Pedido de certificado de adição de invenção

#5.1

11/06/1990

RPI 1040

Solicitação de exame técnico

#4.1

08/21/1990

RPI 1029

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