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Official data from INPI

CONTA-GOTAS

ConcedidaUtility Model

Application data

Number

MU6300092

Type

Utility Model

Filing

01/20/1983

Publication

08/28/1984

Progress at the INPI

  1. Filing01/20/83
  2. Publication08/28/84
  3. Examination12/18/84
  4. Allowance11/12/85
  5. Grant03/17/87
  6. Expired02/22/94

The letters patent expired on 02/22/1994: 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: 03/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

OTAMAR EMBALAGENS TECNICAS LTD [BR]

Inventors

A. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/17/1987

RPI 856

14.1

11/11/1986

RPI 838

14.4

11/11/1986

RPI 838

14.7

11/04/1986

RPI 837

Notificação para pagamento de retribuição

#13.1

04/15/1986

RPI 808

Deferimento

#9.1

11/12/1985

RPI 786

Exigência - art. 36 da LPI

#6.1

06/18/1985

RPI 765

Solicitação de exame técnico

#4.1

12/18/1984

RPI 739

Publicação do pedido de patente

#3.1

08/28/1984

RPI 723

Pedido de patente depositado

#2.1

03/08/1983

RPI 646

Carta-patente expirada

#21.1

02/22/1994

RPI 1212

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