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Official data from INPI

DISPOSIÇÀO CONSTRUTIVA EM ACOPLAMENTO DE MECANISMO DE DESCARGA E RESPECTIVA CAIXA

ConcedidaUtility Model

Application data

Number

MU6101953

Type

Utility Model

Filing

10/20/1981

Publication

05/24/1983

Progress at the INPI

  1. Filing10/20/81
  2. Publication05/24/83
  3. Examination09/27/83
  4. Allowance02/17/87
  5. Grant09/29/87
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Companhia Industrial de Plásticos Cipla

SC, BR

See this company's full portfolio

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

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

15.10

10/07/1986

RPI 833

Exigência - art. 36 da LPI

#6.1

02/12/1986

RPI 799

Conhecimento de parecer técnico

#7.1

02/05/1985

RPI 746

Solicitação de exame técnico

#4.1

09/27/1983

RPI 675

Publicação do pedido de patente

#3.1

05/24/1983

RPI 657

Pedido de patente depositado

#2.1

12/01/1981

RPI 580

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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